computer assignment class 9th

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CBSE Worksheets for Class 9 Computer Science

CBSE Worksheets for Class 9 Computer Science: One of the best teaching strategies employed in most classrooms today is Worksheets. CBSE Class 9 Computer Science Worksheet for students has been used by teachers & students to develop logical, lingual, analytical, and problem-solving capabilities. So in order to help you with that, we at WorksheetsBuddy have come up with Kendriya Vidyalaya Class 9 Computer Science Worksheets for the students of Class 9. All our CBSE NCERT Class 9 Computer Science practice worksheets are designed for helping students to understand various topics, practice skills and improve their subject knowledge which in turn helps students to improve their academic performance. These chapter wise test papers for Class 9 Computer Science will be useful to test your conceptual understanding.

Board: Central Board of Secondary Education(www.cbse.nic.in) Subject: Class 9 Computer Science Number of Worksheets: 8

CBSE Class 9 Computer Science Worksheets PDF

All the CBSE Worksheets for Class 9 Computer Science provided in this page are provided for free which can be downloaded by students, teachers as well as by parents. We have covered all the Class 9 Computer Science important questions and answers in the worksheets which are included in CBSE NCERT Syllabus. Just click on the following link and download the CBSE Class 9 Computer Science Worksheet. CBSE Worksheets for Class 9 Computers can also use like assignments for Class 9 Computer Science students.

• CBSE Worksheets for Class 9 Computer Science Assignment 1
• CBSE Worksheets for Class 9 Computer Science Assignment 2
• CBSE Worksheets for Class 9 Computer Science Assignment 3
• CBSE Worksheets for Class 9 Computer Science Assignment 4
• CBSE Worksheets for Class 9 Computer Science Assignment 5
• CBSE Worksheets for Class 9 Computer Science Assignment 6
• CBSE Worksheets for Class 9 Computer Science Assignment 7
• CBSE Worksheets for Class 9 Computer Science Assignment 8

Advantages of CBSE Class 9 Computer Science Worksheets

• By practising NCERT CBSE Class 9 Computer Science Worksheet , students can improve their problem solving skills.
• Helps to develop the subject knowledge in a simple, fun and interactive way.
• No need for tuition or attend extra classes if students practise on worksheets daily.
• Working on CBSE worksheets are time-saving.
• Helps students to promote hands-on learning.
• One of the helpful resources used in classroom revision.
• CBSE Class 9 Computer Science Workbook Helps to improve subject-knowledge.
• CBSE Class 9 Computers Worksheets encourages classroom activities.

Worksheets of CBSE Class 9 Computer Science are devised by experts of WorksheetsBuddy experts who have great experience and expertise in teaching Maths. So practising these worksheets will promote students problem-solving skills and subject knowledge in an interactive method. Students can also download CBSE Class 9 Computer Science Chapter wise question bank pdf and access it anytime, anywhere for free. Browse further to download free CBSE Class 9 Computer Science Worksheets PDF .

Now that you are provided all the necessary information regarding CBSE Class 9 Computer Science Worksheet and we hope this detailed article is helpful. So Students who are preparing for the exams must need to have great solving skills. And in order to have these skills, one must practice enough of Class 9 Computers revision worksheets . And more importantly, students should need to follow through the worksheets after completing their syllabus.  Working on CBSE Class 9 Computer Science Worksheets will be a great help to secure good marks in the examination. So start working on Class 9 Computers Worksheets to secure good score.

CBSE Worksheets For Class 9

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NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12

NCERT Solutions for Class 9 Foundation of Information Technology

Detailed, Step-by-Step NCERT Solutions for Class 9 Foundation of Information Technology solved by Expert Teachers as per NCERT (CBSE) Book guidelines. Download Now.

Here is the list of chapters for Class 9 Foundation of Information Technology NCERT Textbook.

• Convergence of Technologies
• Computer System Organisation
• Computer Software
• Communication Technology
• Content Technology
• Basic Concepts of Operating System
• Windows Operating System
• MS-Word 2007 Basics
• MS-Word 2007 Advanced
• MS-Power Point 2007
• MS-Excel 2007
• Social Impacts of IT

More Resources for CBSE Class 9

NCERT Solutions

• NCERT Solutions Class 9 Maths
• NCERT Solutions Class 9 Science
• NCERT Solutions Class 9 Social Science
• NCERT Solutions Class 9 English
• NCERT Solutions Class 9 Hindi
• NCERT Solutions Class 9 Sanskrit
• NCERT Solutions Class 9 IT
• RD Sharma Class 9 Solutions

Free Resources

Quick Resources

All About Computer Science

Provides Study material related to computer science

Class 9 Information Technology IT 402 NOTES or Study Material

Class 9 information technology notes unit -wise.

As per latest circular of CBSE and according to new education policy (NEP) , skill education is very important. CBSE has made skill subject compulsory for class 9 to class 12 . There is a list of skill subject available on CBSE website . Click here to download list of skill subjects offered by CBSE. IT i.e Information Technology (code 402) is most common and useful subject for the students. Here , you will get everything you needed to study skill subject – IT i.e Information Technology for class 9 as per latest syllabus of CBSE. You will get copy of NCERT book for class 9 IT 402 , study material and sample papers etc.

Syllabus of Class 9 IT 402

Syllabus of Class 9 Information Technology IT 402 has two parts –

Part A – Employability Skills

Part b – subject specific -domestic data entry job, notes / study material for part b subject specific of class 9 it 402.

Part B contain 5 Units-

Unit 1.Introduction to IT -ITes Industry-

Class 9 IT 402 Unit 1 – Introduction to IT -ITes Industry Question – Answer

Unit 2. Data entry and Keyboarding Skills

Class 9 IT 402 Unit 2 Data entry and Keyboarding Skills Notes

Class 9 IT 402 Unit 2 Data entry and Keyboarding Skills Question – Answer / MCQ

Unit 3. Digital Documentation

Class 9 IT 402 Unit 3 Digital Documentation Question – Answer / MCQ

Unit 4. Electronic Spreadsheet

Class 9 IT 402 Unit 4 Electronic Spreadsheet Question – Answer / MCQ

Unit 5. Digital Presentations

Class 9 IT 402 Unit 5 Digital Presentations Question – Answer / MCQ

All Links are updating soon

• Class 10 Information Technology (IT) Session 2024-25
• Important MCQ of Database Concepts of Computer Science
• Important MCQ of Exception and File Handling in Python
• Important MCQ of Human Geography: Nature and Scope

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CBSE Class 9 Examination

The Central Board of Secondary Education (CBSE) conducts the Class 9 examination annually. Class 9 is a crucial stage in the student’s life where a strong foundation of concepts is laid down for the higher classes. CBSE is a well-renowned board that imparts quality education to Indian students. It aims at a well-rounded, strong, and vibrant school education system that fosters excellence in all aspects of a student's life.

Students should be aware of preparation tips and syllabi when preparing for CBSE Class 9. Keep reading for more information on the CBSE 9th exam details.

CBSE Class 9 Subjects

CBSE prepares a syllabus for each of the subjects to make a strong base for the student in order to grab the exact concept that is very much needed in the higher classes. There are mainly core subjects in the class 9 syllabus which is listed below

Other elective subjects that depend on the school as extra options include Information Technology, Physical Education, or a foreign language. Each subject’s curriculum is designed to enhance specific skills and make smooth transitions into class 10.

Latest CBSE Class 9 Syllabus

The curriculum of the CBSE Class 9 is structured in such a manner that will lay the basic fundamentals for Class 10. The CBSE Board follows the NCERT curriculum, which is mandatory for all affiliated schools.

The New Education Policy has also integrated coding and computational thinking for students from class 9 to build technical knowledge among students as part of 21st-century skills.

For efficiency, students should pick those subjects to take in Class 9 that they intend to take in Class 10. 

CBSE Class 9 Exam Pattern

The CBSE Class 9 exam pattern outlines the format in which the question papers are designed, including the number of questions, marking scheme, and exam duration. Understanding this pattern is crucial for systematic preparation.

Note - Internal Assessment is a Total Mark of 20 for each subject which is divided into different categories based on the school choices:

• Project Work : Assignments and projects related to different subjects.
• Class Participation : Activeness in classroom activities and discussions.
• Oral Tests : Oral tests to assess reading, speaking, and listening skills.
• Notebook Submission : Regularity and neatness in notebook submissions.

Recommended CBSE Class 9 Books

For effective CBSE Class 9 exam preparation, learning from NCERT textbooks provides a solid foundation of all basic concepts, so students should read the NCERT thoroughly line by line in order to achieve good marks in the examination.

Additional Reference Books for Practice: Expand your knowledge and sharpen your skills with these additional reference books, which Topper’s Students have widely used for comprehensive practice.

• Mathematics : RS Aggarwal, RD Sharma
• Science : Lakhmir Singh & Manjit Kaur
• Social Science : Arihant, Oswal

CBSE Class 9 Preparation and Strategy

Below are some tips that will ease the preparation of any student who is going to appear in the Class 9 exam, which in turn will give them more confidence to appear for the final exams. 

• Plan Smart: Draw out a balanced study timetable and focus on strong, as well as weak subjects.
• Distraction-Free Zone : Move your study to a no-noise area.
• Visual Aids : Maintain notes, flowcharts, and diagrams to help in simplification of concepts.
• Practice Papers: Solve past year’s papers to realize the pattern of questions that come in the exam and how to manage time.
• Mock Test: Take mock tests regularly for self-evaluation.
• Early Revision: Complete the syllabus a month prior to the examination so that you revise everything.
• Take breaks: Relax your mind with small breaks in between study sessions.
• 1.0 Exam in which Students can appear with class 9

After students have completed their Class 9 exam, they will be promoted to Class 10. However, there are other competitive exams too that students can appear for. These exams test a student’s intellectual, critical thinking, conceptual, and problem-solving skills. Below is the list of exams that students can take after their CBSE Class 9:

• International Science Olympiad (ISO)
• International Computer Olympiad (ICO)
• International Drawing Olympiad (IDO)
• Silverzone International Social Studies Olympiad (iSSO)
• International Maths Olympiad (IMO)
• English International Olympiad (EIO)
• National Essay Olympiad (NESO)
• General Knowledge International Olympiad (GKIO)

Table of Contents

• 0.1 CBSE Class 9 Subjects
• 0.2 Latest CBSE Class 9 Syllabus
• 0.3 CBSE Class 9 Exam Pattern
• 0.4 Recommended CBSE Class 9 Books
• 0.5 CBSE Class 9 Preparation and Strategy

Yes, NCERT books are the best for learning and practice because CBSE sets examination questions based on these books.

Ideally, it is better to study 4-5 hours daily to score good marks.

To score well in the examination, students should focus on clearing their basic concepts. Using the ALLEN CBSE Class 9 study material can help in building a strong foundation. Additionally, it's important to allocate regular time for revision to reinforce learning and ensure better retention of key concepts.

CBSE NCERT Solutions

NCERT and CBSE Solutions for free

Class 9 Assignments Download Pdf

Please refer to Assignments for Class 9 for all subjects given below. We have given below free printable Assignments for Class 9 for easy and free download in PDF. The assignments have been developed based on the current year’s NCERT Books for Class 9. These Assignments for Grade 9 cover all critical topics which can come in your standard 9 class tests and exams. Free printable Assignments for CBSE Class 9 , school and class worksheets, and practice test papers have been developed by our experienced class 9 teachers. You can free download CBSE NCERT printable assignments for Class 9 with solutions and answers. All assignments and test sheets have been prepared by expert faculty as per the latest curriculum in Class 9. Students can simply click on the links below and download all Pdf assignments for class 9 for free. Latest Kendriya Vidyalaya Class 9 assignments and test papers are provided below.

Assignments for Class 9 Pdf Download

We have provided the largest collection of free CBSE NCERT KVS Assignments for Class 9 . You can download all free assignments in Pdf for standard 9th. Our expert faculty members have covered Class 9 questions and answers for all subjects as per the latest curriculum for the current academic year. All practice test papers and question banks for Class 9 subjects and CBSE Assignments for Class 9 will be really useful for students to properly prepare for the upcoming exams. Class 9th students are advised to free download in Pdf all printable question banks given below.

Subjectwise Assignments for Class 9 for Download in Pdf

Advantages of Solving Class 9 Assignments

• By clicking on the links above you can access the largest collection of assignments for Grade 9, you will be able to find critical and scoring questions which can come in your exams and school tests.
• While you do the assignments, it is also important to go through all your CBSE textbooks for Class 9 .
• All assignments for standard 9 for all subjects have solutions and step by step answers. Students and parents will be able to understand then easily.
• Class 9 students who are currently studying in CBSE, NCERT and KVS schools will be able to easily download subjectwise and chapterwise worksheets and assignments in Pdf
• Class 9 practice question banks will help to further strengthen subject understanding which will help to score better rank in exam

FAQs by Students in Class 9

At https://www.cbsencertsolutions.com, we have provided the biggest database of free assignments for Class 9 which you can download in Pdf

We provide here Standard 9 subject-wise assignments which can be easily downloaded in Pdf format for free. Our teachers have provided these Grade 9 test sheets for all subjects given in your books.

You can click on the links above and get assignments for all subjects in Grade 9, all subject and topic-wise question banks with solutions have been provided here. You can click on the links to download in Pdf.

We have provided here subject-wise Grade 9 question banks, revision notes and questions for all difficult topics, and other study material. You can download it all without any charge by clicking on the links provided above.

We have provided the best quality question bank for Class 9 for all subjects. You can download them all and use them offline without the internet.

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AssignmentsBag.com

Assignments For Class 9

Assignments for Class 9 have been developed for Standard 9 students based on the latest syllabus and textbooks applicable in CBSE, NCERT and KVS schools. Parents and students can download the full collection of class assignments for class 9 from our website as we have provided all topic wise assignments free in PDF format which can be downloaded easily. Students are recommended to do these assignments daily by taking printouts and going through the questions and answers for Grade 9. You should try to do these test assignments on a daily basis so that you are able to understand the concepts and details of each chapter in your book and get good marks in class 9 exams.

Some advantages of Free Assignments for Class 9

• Solving Assignments for Class 9 helps to further enhance understanding of the topics given in your text book which will help you to get better marks
• By solving one assignments given in your class by teacher for class 9 will help you to keep in touch with the topic thus reducing dependence on last minute studies
• You will be able to understand the type of questions which are expected in your class test
• You will be able to revise all topics given in the ebook for Class 9 as all questions have been provided in the question banks
• NCERT Class 9 Workbooks will surely help you to make your concepts stronger and better than anyone else in your class.
• Parents will be able to take print out of the assignments and give to their child easily.

All free Printable practice assignments are in PDF single lick download format and have been prepared by Class 9 teachers after full study of all topics which have been given in each chapter so that the students are able to take complete benefit from the worksheets. The Chapter wise question bank and revision assignments can be accessed free and anywhere. Go ahead and click on the links above to download free CBSE Class 9 Assignments PDF.

You can download free assignments for class 9 from https://www.assignmentsbag.com

You can get free PDF downloadable assignments for Grade 9 from our website which has been developed by teachers after doing extensive research in each topic.

On our website we have provided assignments for all subjects in Grade 9, all topic wise test sheets have been provided in a logical manner so that you can scroll through the topics and download the worksheet that you want.

You can easily get question banks, topic wise notes and questions and other useful study material from https://www.assignmentsbag.com without any charge

Yes all test papers for Class 9 are available for free, no charge has been put so that the students can benefit from it. And offcourse all is available for download in PDF format and with a single click you can download all assignments.

https://www.assignmentsbag.com is the best portal to download all assignments for all classes without any charges.

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MPBSE Class 9 Computer Syllabus 2024-25: Download MP Board Marking Scheme PDF

Mp board computer syllabus 2024-25: read this article to get the mpbse class 9 computer syllabus 2024-25 pdf. also, download the question paper design, marking scheme, and exam pattern..

MPBSE 9th Computer Syllabus 2024-2025: The Madhya Pradesh Board of Secondary Education (MPBSE) Class 9 Computer syllabus 2024-25 is out. It is one of the electives that helps the students learn the basics of computers and their applications. The MPBSE syllabus for Class 9 Computer will teach students basic information technology, cyber safety, and office tools.

MP Board Class 9 Computer Syllabus 2024-25

MP Board Class 9 Computer Marking Scheme 2024-25

To know the question paper pattern and distribution of marks check the marking scheme here.

For more information on the MP Board, check the related links.

• MP Board Date Sheet 2025
• MP Board MPBSE Class 9 Syllabus 2024-25 with Marking Scheme For All Subjects
• MP Board Class 9 Mock Tests for 2025 Exams

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Cyber Safety

Class 9 - sumita arora cbse computer code 165, objective type questions.

What name is given to a malicious program that comes in disguise of a useful program ?

Trojan Horse

• Invisible Man
• Uninvited guest

Reason — A trojan horse is a program that appears harmless, such as a text editor or a utility program, but actually performs malicious functions such as deleting or damaging files.

Which of these is classed as personal information ?

• Date of birth
• Online nickname
• Largest peak in your continent

Date of birth, Online nickname, Gender

Reason — 'Date of birth', 'Online nickname' and 'Gender' is personal information. 'Largest peak in your continent' is a public information.

What software can you use to avoid getting viruses ?

• Disk Cleanup software
• Anti-virus software
• Safety software

Reason — Anti-virus software protects the computer from viruses.

What is a computer virus ?

a program written to cause harm to a computer

• a hardware fault which causes data to be damaged
• a fault with the CPU which means that data is lost or damaged
• Weather affecting the performance of your computer

Reason — Computer viruses are malicious codes/programs that cause damage to data and files on a system.

What is the most common way people's computers get infected by a virus ?

• receive a fax
• install new hardware
• download email attachments

Run/open an infected disk

Reason — The most common way computers get infected by a virus is by running or opening an infected disk or file.

What purpose does anti-virus software serve ?

• it deletes every file it suspects is infected
• it stops people gaining unauthorised access to your computer via the internet

it inspects computer files and email attachments for viruses and removes or quarantines any that it finds

• it changes the code of malicious software.

Reason — An anti-virus software inspects computer files and email attachments for viruses and removes or quarantines any that it finds.

Which of the following is NOT an example of Cybercrime ?

Stealing computer hardware

• Cyber Bullying
• Cyber Stalking
• Stealing someone's online identity

Reason — Stealing computer hardware does not involve the use of electronic communication or information systems. Thus, it is not a cyber crime.

What does a firewall do ?

prevents unauthorised access to your computer via the Internet

• stops you installing software that may harm your computer
• records everything you do on your computer
• runs checks every time to prevent virus attacks

Reason — Firewall is a program that monitors all communications and traps all illicit packets. Thus, it prevents unauthorised access to your computer via the Internet.

Assignment Questions

What makes a secure password ?

• A secure password should be one that you will easily remember

A secure password should be one that you will easily remember and be a mixture of upper-case and lower-case letters, numbers and characters

• A secure password should be something familiar like a birthday or a pet's name

Reason — A password that is a mixture of upper-case and lower-case letters, numbers and characters becomes difficult to guess or crack.

What is the purpose of anti-virus software?

To prevent a virus from attacking the network

• To prevent hackers from accessing the network
• To block unauthorised connections to the network

Which of the following are types of malicious software?

Viruses, worms, adware, trojans and spyware

• Word processing packages

Reason — Malware is a general term used to refer to viruses, worms, spyware, adware etc. Malware infects our computer, making it behave in a way, which we do not approve of.

How do you know if a website is secure?

• When you visit the site, a message appears telling you it is secure

The prefix of the website is https

• Websites cannot be made secure

Reason — A safe site's URL starts with https:// and it means that the website is secure.

When accessing a website, which icon can be seen in the address bar to indicate that the website is secure ?

Reason — A padlock icon can be seen in the address bar to indicate that the website is secure.

What is the purpose of a firewall ?

• To detect viruses on a system and prevent them from attacking it and spreading

To prevent unauthorised connections coming in to and out of a network

• To prevent a hacker from logging on to the network

Reason — Firewall is a program that monitors all communications and traps all illicit packets. It helps to prevent unauthorised connections coming in to and out of a network.

What is cyber safety ? Why is it important ?

Cyber Safety refers to the safe and responsible use of Internet so as to ensure safety and security of personal information and not posing threat to anyone else's information.

Although Internet has made things easier but at the same time it has posed many security risks too, if not used in a proper way. Thus, it is important to know about possible threats, challenges and risks of working on Internet to ensure personal safety and information security. Hence, cyber safety becomes very important to know and prevent possible threats to personal safety online.

What should you do to protect your identity on Internet ?

We can protect our identity on the Internet by using the following solutions:

• Anonymous Browsing — Anonymous browsers allow users to view websites without revealing any personal information of the user like their IP address, machine type, location etc.
• Incognito browsing — It opens up a version of the browser that will not track our activity.
• Proxy — It works by acting as a middleman between our computer and the website we want to access.
• Virtual Private Network — It is a method used to protect our system from hackers trying to access our sensitive information.

How do websites track you online ?

Various types of information used by websites to track us online are as follows:

• IP Address — From our IP address, a website can determine our rough geographical location.
• Cookies and Tracking Scripts — They can identify and track our browsing activity across a website.
• HTTP Referrer — When a link to an outside website on a webpage is clicked, then the linked website will get opened and internally our information will be provided to the linked website.
• Super Cookies — Super Cookies are persistent cookies that come back even after we delete them.
• User Agent — It tells websites our browser and operating system, providing another piece of data that can be stored and used to target ads.

Question 10

What are cookies ? How are they used by websites to track you ?

Cookies are small text files on our computer storing small pieces of information related to our online habits.

Cookies are of two types:

• First party cookies — These store our own login id, passwords, auto fill information etc. for some websites that we frequently visit. They can identify us and track our browsing activity across a website.
• Third party cookies — The websites store these cookies to know about our search history and web browsing history so as to place advertisements as per our interests. Third party cookies may result in many unwanted advertisements on our webpages.

Question 11

What is Private browsing ? Why is it considered a better way of browsing the Internet?

A type of browsing wherein browser opens in incognito mode or through proxy or VPN, and does not store cookies about our online activity, is called Private browsing.

It is considered a better way of browsing the Internet as it allows the user to use the Internet without revealing his/her search history and sharing data.

Question 12

Why are passwords considered an important safety tool?

Passwords are considered an important safety tool as a password helps to :

• Keep our personal information safe.
• Protect our emails, files, and other content.
• Prevent someone from breaking into our account.

Question 13

What should you keep in mind while choosing an effective password?

We should keep the following things in mind while choosing an effective password:

• Use different passwords on different systems and accounts.
• Don't use passwords that are based on personal information that can be easily accessed or guessed.
• Use a combination of capital and lowercase letters, numbers, and special characters.
• Don't use words that can be found in any dictionary of any language.
• Develop mnemonics such as passphrases for remembering complex passwords.

Question 14

What is confidentiality of information ? How do you ensure it ?

Confidentiality of information ensures that only authorized users get access to sensitive and protected data.

To ensure confidentiality of information, we must follow the following best practices:

• Use firewall wherever possible to ensure only authentic users connect to the computer.
• Control Browser settings to block tracking.
• Browse privately whenever possible to avoid tracking by websites by not storing cookies.
• Be careful while posting on Internet and avoid sharing personal information like address, mobile number, bank details, etc on public Internet sites.
• Ensure safe sites while entering crucial information by checking for https and padlock sign.
• Carefully handle emails by not opening attachments from unknown senders and avoid clicking on links contained in the email.
• Do not give sensitive information on wireless networks.
• Avoid using public computers while dealing with crucial data.

Question 15

What is a computer virus ? How can it affect your computer ?

A computer virus is a computer program that can infect other computer programs by modifying them in such a way as to include a copy of itself.

Viruses can alter, corrupt and delete files, freeze the computer, flash unknown or unasked messages or display unwanted graphics on the computer screen, play unwanted music and interfere with the computer operation.

Question 16

Why are antivirus software considered important ?

An antivirus software is considered important because it scans our disk for viruses and removes them, if any virus is found. Moreover, some antivirus software remains present in memory all the time so that they can detect the viruses and counterattack them.

Question 17

What type of damages can be caused by viruses to your computer?

A virus can damage our computer in the following ways:

• Some viruses may delete or damage random documents or specific files that are crucial to the operating system.
• Viruses can run in the background, without being seen, and may cause the computer to run extremely slow.
• Some forms of viruses may infect the email program and spread themselves to the contacts in the address book.

Question 18

What are Malware ? What type of damages can they cause to your computer ?

Malware is a general term used to refer to viruses, worms, spyware, adware etc. It is unwanted software that someone else wants to run on our computer. Malware infects our computer, making it behave in a way, which we do not approve of.

Malware can damage our computer in the following ways:

• Viruses can run in the background, without being seen, and may cause our computer to run extremely slow.
• Spyware can monitor information about our computing habits which in the end can lead to identity theft.
• Some forms of spyware can also alter computer settings like our web browser home page setting or the placement of our desktop icons.
• Spyware can rob our PC or system speed and Internet access efficiency.
• Adware tracks information about our data and computing habits to produce targeted advertising, such as pop-up ads, on your computer screen.
• When infected with adware, we will likely see frequent pop-up ads appear out of nowhere.

Question 19

What is the significance of a firewall in a computer's security scheme ?

A firewall secures the computer such that only authentic users can connect to it. The significance of firewall lies in its ability to monitor, filter, and control incoming and outgoing network traffic based on predefined security rules. This helps prevent unauthorized access, data breaches, and malicious attacks, such as viruses, malware, and hacking attempts, from reaching the protected computer system.

Question 20

What is cyber crime ? How can you report it ?

Any criminal offence that is facilitated by, or involves the use of, electronic communications or information systems, including any electronic device, computer, or the Internet is referred to as Cyber crime.

A cyber crime can be reported in the following ways:

• The local police stations can be approached for filing complaints with the cyber crime cells specially designated with the jurisdiction to register complaint.
• Provisions have now been made for filing of 'E-FIR' in most of the states.
• The Ministry of Home Affairs is also launching a website for registering crimes against women and children online including cyber crimes.

Question 21

What is cyber bullying and cyber stalking ?

Harassing, demeaning, embarrassing, defaming or intimidating someone using modern technologies like Internet, cell phones, instant messengers, social networks etc., is called Cyber Bullying.

Cyber stalking refers to online stalking where someone uses Internet, chat rooms, social networking sites, emails etc. to stalk his/her victim. Cyber stalker follows the victim online everywhere and keeps posting/sending something which are unsolicited.