what are called the results produced by the control unit in the computer ? (a) input (b) output (c) data collection (d) none of above .
Answers
COMPUTER SCIENCE MCQS
1. The term ‘Computer’ is derived from__________?
A. Latin
B. German
C. French
D. Arabic
Ans= (A)
2. Who is the father of Computer?
A. Allen Turing
B. Charles Babbage
C. Simur Cray
D. Augusta Adaming
Ans= (B)
3. The basic operations performed by a computer are__________?
A. Arithmetic operation
B. Logical operation
C. Storage and relative
D. All the above
Ans= (D)
4. Who is the father of Internet ?
A. Chares Babbage
B. Vint Cerf
C. Denis Riche
D. Martin Cooper
Ans= (B)
5. If a computer has more than one processor then it is known as__________?
A. Uni-process
B. Multiprocessor
C. Multi-threaded
D. Multi-programming
Ans= (B)
6. A light sensitive device that converts drawing, printed text or other images into digital form is___________?
A. Keyboard
B. Scanner
C. OMR
D. None of these
Ans= (B)
7. WWW stands for___________?
A. World Whole Web
B. Wide World Web
C. Web World Wide
D. World Wide Web
Ans= (D)
8. A collection of system programs that controls and co-ordinates the overall operations of a computer system is called____________?
A. System software
B. Operating system
C. Utility program
D. Device driver
Ans= (B)
9. What type of operating system MS-DOS is?
A. Command Line Interface
B. Graphical User Interface
C. Multitasking
D. Menu Driven Interface
Ans= (A)
10. Which technology is used in compact disks?
A. Mechanical
B. Electrical
C. Electro Magnetic
D. Laser
Ans= (D)
11. 1 Gigabyte is equal to ____________?
A. 1024 bits
B. 1000 megabytes
C. 1024 kilobytes
D. 1024 megabytes
Ans=(D)
12. The brain of any computer system is___________?
A. ALU
B. Memory
C. CPU
D. Control unit
Ans= (C)
13. Which of the following are components of Central Processing Unit (CPU) ?
A. Arithmetic logic unit, Mouse
B. Arithmetic logic unit, Control unit
C. Arithmetic logic unit, Integrated Circuits
D. Control Unit, Monitor
Ans= (B)
14. Analog computer works on the supply of ____________?
A. Continuous electrical pulses
B. Electrical pulses but not continuous
C. Magnetic strength
D. None of the above
Ans= (A)
15. which one is Digital device, select from the choices below?
A. Digital Clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them
Ans= (A)
16. The computer that process both analog and digital is called____________?
A. Analog computer
B. Digital computer
C. Hybrid computer
D. Mainframe computer
Ans= (C)
17. CD-ROM stands for____________?
A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory
Ans= (D)
18. ALU is____________?
A. Arithmetic Logic Unit
B. Array Logic Unit
C. Application Logic Unit
D. None of above
Ans= (A)
19. VGA is____________?
A. Video Graphics Array
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter
Ans= (A)
20. MSI stands for___________?
A. Medium Scale Integrated Circuits
B. Medium System Integrated Circuits
C. Medium Scale Intelligent Circuit
D. Medium System Intelligent Circuit
Ans= (A)
21. WAN stands for_____________?
A. Wap Area Network
B. Wide Area Network
C. Wide Array Net
D. Wireless Area Network
Ans= (B)
Answer:
it is extra questions