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Computer Basics

Computer Fundamentals Computer BasicsB. Tech.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

According to the computing ability and processing speed, computers are classified into several categories. Which of the following does not belong to that category?

  1. Minicomputer
  2. Microcomputer
  3. Metacomputer
  4. Mainframe computer
  5. Supercomputer
Question 2 Multiple Choice (Single Answer)

Which of the following performs arithmetical or logical operations?

  1. CU
  2. ALU
  3. Motherboard
  4. Monitor
  5. RAM
Question 3 Multiple Choice (Single Answer)

Which of the following is not a basic component of motherboard?

  1. Bus
  2. System clock
  3. RAM
  4. ROM
  5. Microprocessor
Question 4 Multiple Choice (Single Answer)

Represent (-9)10 in Binary number system.

  1. (1001)2
  2. (0110)2
  3. (10001)2
  4. (01110)2
  5. (0111)2
Question 5 Multiple Choice (Single Answer)

The interrupts caused due to overflow, division by zero and execution of an illegal op-code are called__________.

  1. maskable interrupts
  2. non-maskable interrupts
  3. software interrupts
  4. trap interrupts
  5. programmed I/O interrupts
Question 6 Multiple Choice (Single Answer)

What is the correct formula for hit ratio?

  1. Hit ratio = number of hits/number of misses
  2. Hit ratio = number of misses/number of hits
  3. Hit ratio = (1-number of hits)/number of misses
  4. Hit ratio = (1 - number of hits)/(number of misses + number of hits)
  5. Hit ratio = number of hits/(number of misses + number of hits)
Question 7 Multiple Choice (Single Answer)

Which of the following technologies was used in fourth generation computers?

  1. LSI and VLSI
  2. Transistor
  3. Vacuum tube
  4. IC
  5. Ultra Large Scale Integration
Question 8 Multiple Choice (Single Answer)

What is the advantage of virtual memory?

  1. It increases the the speed of processing.
  2. The instructions and data cannot be edited by a user.
  3. It helps to run the program that is smaller in size than physical memory.
  4. It helps to store the data having larger size.
  5. It helps to run the program, which is larger than physical memory.
Question 9 Multiple Choice (Single Answer)

Which of the following registers holds the address of the next instruction to be executed?

  1. Stack Pointer
  2. Instruction Register
  3. Program Counter
  4. Base Register
  5. Memory Address Register
Question 10 Multiple Choice (Single Answer)

What is the function of Stack Pointer Register?

  1. It holds the address of the data item to be retrieved from the main memory.
  2. It holds the starting address of the memory stack.
  3. It holds the address of the next instruction to be executed.
  4. It holds the instruction code currently being executed.
  5. It holds the address of the top element of the memory stack.
Question 11 Multiple Choice (Single Answer)

Which of the following statements is true about UNIX?

  1. In this system, user is identified by the user ID.
  2. UNIX requires 8-10 GB memory.
  3. UNIX is multitasking and just a single-user operating system.
  4. It was developed for a small computer.
  5. It does not permit user to share CPU.
Question 12 Multiple Choice (Single Answer)

Which of the following statements is correct about ASCII?

  1. The older version of ASCII had 8 bits.
  2. ASCII stands for American Standard Code for Integer Interchange.
  3. ASCII is only used in computers.
  4. The new version of ASCII has 16 bits.
  5. In ASCII, each character is represented by a unique integer value.
Question 13 Multiple Choice (Single Answer)

Which of the following commands is used to delete files in UNIX?

  1. $ mv chap1 chap2
  2. $ rm chap1 chap2
  3. $ cp chap1 chap2
  4. $ cat dept.1st
  5. None of these
Question 14 Multiple Choice (Single Answer)

Which of the following holds the condition code flags and other information that describe the status of the executing program?

  1. SR
  2. PSW
  3. MAR
  4. Only (1) and (2)
  5. All of these
Question 15 Multiple Choice (Single Answer)

Which of the following is not a feature of Windows 98?

  1. Protection
  2. Improved device support
  3. Support NTFS
  4. Internet Explorer
  5. Customizable taskbar
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