HP Computer Practice Set 17 | Interactive MCQ Mock Test

1. You need to reverse the elements of an array in place. Which method ensures minimal additional space usage while achieving this task?

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A. Push all elements to a stack and pop them back B. Use recursion to reverse elements C. Swap elements from start and end towards the center D. Create a new array and copy elements in reverse order

2. You need to reverse the elements of an array in place. Which method ensures minimal additional space usage while achieving this task?

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A. Push all elements to a stack and pop them back B. Use recursion to reverse elements C. Swap elements from start and end towards the center D. Create a new array and copy elements in reverse order

3. If you want to change the bullet style of an unordered list in modern HTML5, which method should you use instead of the obsolete attribute?

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A. type attribute B. ul-bullet property C. inline style attribute only D. CSS list-style-type property

4. If you want to change the bullet style of an unordered list in modern HTML5, which method should you use instead of the obsolete attribute?

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A. type attribute B. ul-bullet property C. inline style attribute only D. CSS list-style-type property

5. Which characteristic best distinguishes analog computers from other types?

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A. They perform high-speed calculations B. They store large amounts of data C. They operate on continuously varying signals D. They are compatible with all devices

6. Which characteristic best distinguishes analog computers from other types?

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A. They perform high-speed calculations B. They store large amounts of data C. They operate on continuously varying signals D. They are compatible with all devices

7. If a user enters text through a keyboard and it appears on the monitor after being checked for spelling which part of the process is spelling check?

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A. Output B. Storage C. Input D. Processing

8. If a user enters text through a keyboard and it appears on the monitor after being checked for spelling which part of the process is spelling check?

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A. Output B. Storage C. Input D. Processing

9. In aviation, hybrid computers are most useful for which task?

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A. Ignoring analog signals in navigation systems. B. Handling only manual control inputs from pilots. C. Processing continuous flight data and providing digital feedback for autopilot systems. D. Recording only digital flight logs without analysis.

10. In aviation, hybrid computers are most useful for which task?

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A. Ignoring analog signals in navigation systems. B. Handling only manual control inputs from pilots. C. Processing continuous flight data and providing digital feedback for autopilot systems. D. Recording only digital flight logs without analysis.

11. Which of the following statements is FALSE regarding a digital computer?

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A. It uses binary digits for processing. B. The ALU performs arithmetic and logical operations. C. The Control Unit coordinates computer activities. D. The control unit performs all calculations inside the CPU.

12. Which of the following statements is FALSE regarding a digital computer?

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A. It uses binary digits for processing. B. The ALU performs arithmetic and logical operations. C. The Control Unit coordinates computer activities. D. The control unit performs all calculations inside the CPU.

13. In the context of supercomputers, why is pipelining essential for achieving high instruction throughput?

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A. It reduces the need for memory in executing programs B. It enables only one instruction to be processed at any given time C. It increases the amount of data that can be stored temporarily D. It allows multiple instruction stages to be processed at once, increasing overall execution speed

14. In the context of supercomputers, why is pipelining essential for achieving high instruction throughput?

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A. It reduces the need for memory in executing programs B. It enables only one instruction to be processed at any given time C. It increases the amount of data that can be stored temporarily D. It allows multiple instruction stages to be processed at once, increasing overall execution speed

15. A multinational company plans to automate its inventory management. Which characteristic of a computer is most crucial for ensuring that thousands of records are processed accurately and without error during this automation?

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A. Storage capacity B. Versatility C. Reliability D. Speed

16. A multinational company plans to automate its inventory management. Which characteristic of a computer is most crucial for ensuring that thousands of records are processed accurately and without error during this automation?

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A. Storage capacity B. Versatility C. Reliability D. Speed

17. Which of these devices allows you to visually interact with your computer's operating system and applications?

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A. Mouse B. Monitor C. Speakers D. Processor

18. Which of these devices allows you to visually interact with your computer's operating system and applications?

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A. Mouse B. Monitor C. Speakers D. Processor

19. Which of the following best describes a pen drive in computer hardware?

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A. A component used for cooling the computer system B. A portable device used for storing and transferring data C. A tool used for typing text into a document D. A device used for displaying images on a screen

20. Which of the following best describes a pen drive in computer hardware?

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A. A component used for cooling the computer system B. A portable device used for storing and transferring data C. A tool used for typing text into a document D. A device used for displaying images on a screen

21. Which of the following best explains how an inkjet printer produces color images on paper?

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A. It fuses powdered toner to the paper using heat and pressure. B. It applies heated wax onto the paper to form images. C. It presses an inked ribbon onto the paper to create marks. D. It sprays tiny droplets of liquid ink onto the paper in precise patterns.

22. Which of the following best explains how an inkjet printer produces color images on paper?

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A. It fuses powdered toner to the paper using heat and pressure. B. It applies heated wax onto the paper to form images. C. It presses an inked ribbon onto the paper to create marks. D. It sprays tiny droplets of liquid ink onto the paper in precise patterns.

23. Which of the following best describes the primary function of a flatbed scanner in a computer system?

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A. It tracks user movement for computer interface navigation B. It prints digital files onto paper for physical copies C. It converts physical documents into digital images for computer processing D. It displays computer output for user viewing

24. Which of the following best describes the primary function of a flatbed scanner in a computer system?

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A. It tracks user movement for computer interface navigation B. It prints digital files onto paper for physical copies C. It converts physical documents into digital images for computer processing D. It displays computer output for user viewing

25. Which of the following actions will most directly improve a computer's multitasking performance?

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A. Upgrading monitor B. Installing a new power supply C. Changing keyboard layout D. Increasing RAM size

Himachal Pradesh Computer - Practice Mock Test Set 17

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