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CLASS 8 Protecting Your Computer chapter 2

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CHAPTER 2 PROTECT YOUR COMPUTER A. Tick the correct option 1. Which of the following is not an antivirus software? a. Quick Heal b. Netsky c. Norton d. Kaspersky Answer: b. Netsky 2. ______ are known as ethical hackers. a. Black hat hackers b. Grey hat hackers c. White hat hackers d. Red hat hackers Answer: c. White hat hackers 3. Which of the following is not considered as software piracy? a. Selling copies of original CDs b. Downloading pirated software from the Internet c. Installing licensed software on the system d. None of the options Answer: c. Installing licensed software on the system 4. Which virus looks like a genuine program but damages the computer? a. Worm b. Trojan horse c. Boot virus d. Multipartite virus Answer: b. Trojan horse 5. Which virus is stored as a presentation or document? a. Macro virus b. Boot virus c. Program virus d. Worm Answer: a. Macro virus B. Fill in the blanks 1....
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class 9 computer system practice exercise

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EXERCISE  CBSE Class 9 Computer Applications  Que 1. A collection of eight bits is called _____ (a) byte (c) record (b) word (d) file Que 2. Which of the following is an example of non-volatile memory? (a) ROM (b) RAM (c) LSI (d) VLSI Que 3. Which of the following is a unit of measurement used with a computer system? (a) byte (b) megabyte (c) gigabyte (d) All of the above Que 4. Which of the following statements is false? (a) secondary storage is non-volatile (b) primary storage is volatile (c) when the computer is turned off, data and instructions stored in primary storage are erased (d) None of the above Que 5. What does OCR stand for? (a) Optical Character Reader (b) Optical Character Recognition (c) Operational Character Reader (d) Only Character Reader Que 6. Dot Matrix is a type of (a) Tape (c) Printer (b) Disk (d) Bus Que 7.  The secondary storage devices can only store data but they cannot perform (a) Arithmetic operations (b) Logic operations (c) Fetch operations...
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INTERNET BASICS TEST FOR CLASS X

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Internet Assessment Test Internet Assessment Test Student Name: Class: Submit
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Who is eligible to appear for the second CBSE Class 10 examination? Understand the application rules.

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Who is eligible to appear for the second CBSE Class 10 examination? Understand the application rules. create an assessment test 20 questions in html and after submission send the report of students name class score to gmail id sadhu2@gmail.com above questions in html and after submission send the report of students name class score to gmail id sadhu2@gmail.com
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NETWORK QUIZ CLASS 8

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Computer Network Quiz Computer Network MCQ Quiz (20 Questions) 1. What is a computer network? A single computer Connection of computers Only internet 2. Which is an advantage of networking? Resource sharing Data loss High cost only 3. LAN stands for: Local Area Network Large Area Network Long Area Network 4. WAN covers: Small area Large geographical area Only one room 5. MAN stands for: Metropolitan Area Network Main Area Network Medium Area Network 6. In peer-to-peer network: All computers are equal One server controls all ...
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INTERNET BASICS CLASS X

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Internet Basics Quiz - Class 10 Internet Basics Quiz (Class 10) 1. What is the Internet? A. A type of computer B. A global network of computers C. A software program D. A hardware device 2. Which protocol is used to transfer web pages? A. FTP B. HTTP C. SMTP D. TCP 3. What does URL stand for? A. Uniform Resource Locator B. Universal Resource Link C. Uniform Reference Link D. Universal Record Locator 4. Which of the following is a web browser? A. Google B. Chrome C. Yahoo D. Gmail 5. Which service allows sending emails? A. FTP B. WWW C. E-mail D. Telnet 6. Full form of WWW? A. World Wide Web B. World Web Wide C. Web World Wide D. Wide World Web 7. Device used to connect Internet? A. Monitor B. Keyboard C. Modem D. Printer 8. What is a search engine? A. Browser B. Search program C. Hardware D. Email service 9. Example of search engine? A. Chrome B. Firefox C. Google D...
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Class 9 Computer System Quiz

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Class 9 Computer System Quiz Lesson 1: Basics of Computer Systems Submit Quiz
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