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This section includes 22 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which one of the given statements is correct? Statement 1: The print quality of a Dot matrix printer is better than the print quality of a Laser printer.Statement 2: The print quality of a Laser printer is better than the print quality of a Dot matrix printer.Statement 3: The printer is an input device. |
A. | Statement 1 |
B. | Statement 2 |
C. | Statement 3 |
D. | All are correct |
E. | None of these |
Answer» C. Statement 3 | |
2. |
........... are special purpose and high speed temporary memory units. |
A. | registers |
B. | ALU |
C. | CU |
D. | CPU |
E. | None of these |
Answer» B. ALU | |
3. |
The Central Processing Unit (CPU) in a computer consists of |
A. | input, output and processing |
B. | control unit, primary storage and secondary storage |
C. | control unit, arithmetic logic unit, memory unit |
D. | All of the above |
E. | None of the above |
Answer» D. All of the above | |
4. |
A group of bits that tells the computer to perform a specific operation is known as |
A. | instruction code |
B. | micro-operation |
C. | accumulator |
D. | register |
E. | None of the above |
Answer» B. micro-operation | |
5. |
Which of the following manages computer resources? [IBPS Clerk 2015] |
A. | ALU |
B. | BUS |
C. | Control unit |
D. | I/O unit |
E. | Secondary memory |
Answer» D. I/O unit | |
6. |
The main circuit board in the computer that connects the parts of the computer is the [SBI Clerk 2015] |
A. | mother board |
B. | father board |
C. | match board |
D. | hard drive |
E. | special board |
Answer» B. father board | |
7. |
What does ALU in computing denote? [IBPS Clerk 2014] |
A. | Application and Logic Unit |
B. | Algorithm Logic Unit |
C. | Arithmetic Layered Unit |
D. | Arithmetic Legal Unit |
E. | Arithmetic Logic Unit |
Answer» F. | |
8. |
The basic goal of computer process is to convert the data into [SBI PO 2012] |
A. | files |
B. | tables |
C. | information |
D. | graphs |
E. | None of these |
Answer» D. graphs | |
9. |
Which part of the computer is used for calculating and comparing? [IBPS Clerk 2013] |
A. | ALU |
B. | Control unit |
C. | Disk unit |
D. | Modem |
E. | None of these |
Answer» B. Control unit | |
10. |
Arithmetic logic unit and control. Unit sections have special purpose locations called [SBI Clerk 2012, RBI Grade B 2012] |
A. | registers |
B. | RAM |
C. | BIOS |
D. | I/O |
E. | ROM |
Answer» B. RAM | |
11. |
The communication line between CPU, memory and peripherals is called a [Union Bank of India Clerk 2011] |
A. | bus |
B. | line |
C. | media |
D. | All of these |
E. | None of these |
Answer» B. line | |
12. |
CPU stands for [SBI Clerk 2010] |
A. | Computer Processing Unit |
B. | Central Processing Unit |
C. | Computer Protection Unit |
D. | Central Processing Upload |
E. | None of the above |
Answer» C. Computer Protection Unit | |
13. |
To measure the speed of the processor..... is used. |
A. | processing speed |
B. | clock speed |
C. | memory |
D. | unit |
E. | speed measurement |
Answer» C. memory | |
14. |
Microprocessors can be used to make [SBI Clerk 2010] |
A. | computer |
B. | digital system |
C. | calculators |
D. | All of these |
E. | None of these |
Answer» E. None of these | |
15. |
The system unit |
A. | coordinates input and output devices |
B. | is the container that houses electronic components |
C. | is a combination of hardware and software |
D. | controls and manipulates data |
E. | does the arithmetic operations |
Answer» C. is a combination of hardware and software | |
16. |
Who invent the first microprocessor? |
A. | Vint cerf |
B. | Terence Percival |
C. | Heorku |
D. | Ted Hoff |
E. | None of the above |
Answer» E. None of the above | |
17. |
A(n)......... device is any device that provides information, which is sent to the CPU. |
A. | input |
B. | output |
C. | CPU |
D. | memory |
E. | processing |
Answer» B. output | |
18. |
Which of the following components is the most essential for the computer system to work? |
A. | Input system |
B. | Output system |
C. | Storage system |
D. | Monitor |
E. | CPU |
Answer» F. | |
19. |
The ............. is responsible for decision making mechanisms. |
A. | CPU |
B. | MU |
C. | ALU |
D. | CU |
E. | None of these |
Answer» D. CU | |
20. |
......... selects, interprets and executes instructions in a CPU. |
A. | Control unit |
B. | ALU |
C. | Memory |
D. | Storage |
E. | Input unit |
Answer» B. ALU | |
21. |
Which of the following include as type of input? |
A. | data |
B. | programs |
C. | commands |
D. | user response |
E. | All of these |
Answer» B. programs | |
22. |
The central processing unit is an example of |
A. | peripheral |
B. | output unit |
C. | software |
D. | program |
E. | hardware |
Answer» F. | |