🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books

Class 7 Computer Science Chapter 1 Computer Systems And Organization Quiz 2 (25 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Self replicating virus that does not alter files but resides in active memory and duplicates itself

Correct Answer: A) Worm.

2. The two methods to eliminate a virus is through. (1) removing the virus and (2) quarantine.

Correct Answer: A) True.

3. What is technology that used in First Generation?

Correct Answer: C) Vaccum tubes.

4. What software is made available to everyone and can be change, modify and distribute to public without any notification?

Correct Answer: C) Open-source software.

5. CD and DVD is an example of .....

Correct Answer: B) Optical storage.

6. A piece of equipment in a computer that is used to store information

Correct Answer: B) Hard disk drive.

7. Before backup, make sure to verify the following with the customer first:Date of last backupContent of backupData integrity of the backupAvailability of backup media for data restoration

Correct Answer: A) True.

8. A customized software

Correct Answer: B) Meet the requirements of a specific organization or an individual.

9. Explain the role of software libraries in programming.

Correct Answer: C) Software libraries play a crucial role in programming by providing reusable code, simplifying development, and enhancing productivity.

10. Which of the following is NOT a benefit of regular software updates?

Correct Answer: B) Increased speed.

11. Choose the right definition of Core:

Correct Answer: D) A basic computation unit of the CPU.

12. Explain the process of data processing in a computer.

Correct Answer: B) Data processing in a computer involves input, processing, storage, output, and feedback.

13. The part of a computer where information is stored

Correct Answer: D) Memory.

14. Which mode of computer systems is safer?

Correct Answer: B) User Mode.

15. Which is the fastest memory device?

Correct Answer: B) Register.

16. Which of the following is not a typical component of a computer system?

Correct Answer: D) Generator.

17. Before backup, make sure to verify the following with the customer first:Date of the last backup Content of backup Data integrity of the backup Availability of backup media for data restoration

Correct Answer: A) True.

18. Not heavy

Correct Answer: B) Light.

19. The LOGIC GATE that produce LOW output only when both inputs are same is .....

Correct Answer: D) XOR.

20. Microwaves, washing machine, medical equipment, cameras, toys and airplanes are some of the appliances/ machines which uses the list above.

Correct Answer: B) Embedded Computers.

21. A computer system is:

Correct Answer: C) Devices that input, output, process, and store data and information.

22. Identify the software that is NOT an application software

Correct Answer: D) Ubuntu.

23. ..... are part of the CPU chip and they are limitedin size and number.

Correct Answer: D) Registers.

24. What are the different types of hardware components?

Correct Answer: D) Input devices, output devices, storage devices, processing units, networking components.

25. The box of the computer that contains the hardware

Correct Answer: B) Case.

🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books