Digital Computer Fundamentals Online Test

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Question 1

1. The number of bytes in the following number (111, 1011, 0111, 0100, 1010) is ?

Question 2

2. Which is not associated with the main memory of computer ?

Answer

Sequential memory

Answer

Semiconductor memory

Answer

Core memory

Answer

Read only memory

Question 3

3. Pick out the CORRECT definition of buffer ?

Answer

Buffer is a temporary storage between the CPU memory and a peripheral device.

Answer

Buffer is a device to convert input data into a computer readable form.

Answer

Buffer is that portion of the CPU memory which stores program instructions.

Answer

Buffer is a hardware device that stores data outside the CPU.

Question 4

4. The unit that transforms data into information is the ?

Question 5

5. The process of executing several programs simultaneously by the use of more than one processing unit is called ?

Answer

Batch processing

Answer

Multiprocessing

Answer

Time Sharing

Answer

Multiprogramming

Question 6

6. The heart of a digital computer is ?

Answer

Visual Display Unit

Answer

Logic Unit

Answer

Memory Unit

Answer

Control Unit

Question 7

7. The heart of a digital computer is ?

Answer

Control Unit

Answer

Logic Unit

Answer

Memory Unit

Answer

Visual Display Unit

Question 8

8. The term word in computer terminology refers to ?

Answer

Coded instructions

Answer

Memory size

Answer

Language used

Answer

Bits formed into groups

Question 9

9. Memory capacity may be expressed in ?

Answer

Microseconds

Question 10

10. The different memory locations are identified by hexadecimal numbers called ?

Answer

ASCII code

Answer

BCD numbers

Question 11

11. A CPU has ?

Answer

Auxiliary storage unit

Answer

Bubble memory

Answer

Visual display unit

Answer

Control unity consisting of program counter and instruction decoder, and arithmetic unit having accumulator

Question 12

12. During E-Time the ALU ?

Answer

Executes the instruction

Answer

Elicits the instruction

Answer

Examines the instruction

Answer

Enters the instruction

Question 13

13. The clock speed of a computer is measured in ?

Answer

Binary digits

Question 14

14. Another name for a logic chip is ?

Answer

Microprocessor

Question 15

15. A bus line consists of ?

Answer

Accumulators

Answer

Parallel data paths

Answer

Machine cycle

Question 16

16. The following register keeps track of the program during execution ?

Answer

Data register

Answer

Accumulator

Answer

Address register

Answer

Program counter

Question 17

17. During E-time the ALU ?

Answer

Executes the instruction

Answer

Enters the instruction

Answer

Elicits the instruction

Answer

Examines the instruction

Question 18

18. The entire computer system is coordinated by ?

Answer

Arithmetic operators

Answer

The Accumulator

Answer

The Control Unit

Question 19

19. Each location in primary storage is assigned a unique ?

Question 20

20. Information travels between components of a computer through group of wires called ?

Question 21

21. Which of the following is an example of volatile memory ?

Question 22

22. The central processing unit (CPU) comprises of ?

Answer

Memory, VDC, and printer

Answer

Software, hardware, and power supply unit

Answer

Input device, output device, and memory

Answer

Store, arithmetic and logic unit, and control unit

Question 23

23. Computer operations are synchronized by ?

Answer

The Binary system

Answer

The CPU clock

Question 24

24. The operation of arithmetic logic unit (ALU) is directed by ?

Answer

Memory Unit

Answer

Control Unit

Answer

The ALU itself

Question 25

25. Memory is divided into many numerically addressed ?

Question 26

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Total Questions:	25
Time Allowed:	15 Minutes
Total Marks:	25
How to Attempt Test:	Please choose the right Option in MCQ-type question.
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Important Digital Computer Fundamentals Question and Answer

Computer Digital Fundamental Practice Test Online With Explanation

Engineering Subject

Study Plan for Digital Computer Fundamentals Online Test

How to Use GoTest for Preparation:

More Related Resources

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Maan Ali

2 Comments

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