C010 Computer Concepts
Basic Computer Concepts
- 1.ALU of the computer responds to the commands coming from
- A.
Primary memory
- B.
External memory
- C.
Cache
- D.
Control unit
- 2.All modern computer operate on
- A.
Information
- B.
Word
- C.
Data
- 3.What is the optical storage media that can be used almost like an HDD?
- A.
E-paper
- B.
Magneto-optical disk
- C.
WORM
- D.
CD-RW
- 4.Compared to flash disks, hard disks
- A.
Are more expensive
- B.
Can hold less volume of data
- C.
Have faster access time
- D.
Have better portability
- 5.A printer that forms characters with magnetically charged ink sprayed on paper
- A.
Dot-matrix
- B.
Ink-jet
- C.
Laser-jet
- 6.Which device is used to print engineering and archietctural drawings?
- A.
Laser-jet
- B.
Plotter
- C.
Line printer
- 7.Color photographs from digital cameras can be printed on dot-matrix printers.
- A.
True
- B.
False
- 8.As there is a difference in speeds between CPU and input devices, a temporary storage area in the memory is used. This is known as
- A.
Address
- B.
Buffer
- C.
Cache
- 9.A program designed to perform one or two specific, dedicated tasks e.g. backup data
- A.
System software
- B.
Operating system
- C.
Utility program
- 10.Time taken by the System to process a particular job/task is
- A.
Down time
- B.
Execution time
- C.
Real time
- 11.An approach that permits a computer to work on several programs on a time-sharing basis
- A.
Multitasking
- B.
On-line transaction processing system
- C.
Multiprogramming
- 12.Device that provides information that is passed on to CPU
- A.
Input
- B.
Output
- C.
Data bus
- 13.SIMM is a type of
- A.
Memory module
- B.
Micro processor
- C.
Storage device
- 14.Chips are manufactured from
- A.
Silicon
- B.
Platinum
- C.
Stainless steel
- 15.An application program which helps in projecting what-if scenarios using numerical data is
- A.
Database
- B.
Spreadsheet
- C.
Flash video
- 16.Instructions for start-up of the computer are contained in
- A.
Operating system
- B.
Bios
- C.
Cache
- 17.ALU consists of high-speed storage elements known as
- A.
Registers
- B.
Semiconductors
- C.
SIMM
- 18.An application used for designing machinery and machine parts is
- A.
Computer aided design
- B.
Computer animated development
- C.
Computer assisted diagramming
- 19.The language in which source code is written
- A.
English
- B.
Binary
- C.
High level
- 20.Which description fits the main memory of a computer?
- A.
Non volatile
- B.
Permanent
- C.
Temporary
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