C011 Computer Concepts

20 Questions | By Eshyam | Last updated: Jan 31, 2013 | Total Attempts: 76

Questions

Settings

Basic Computer Concepts

Questions and Answers

1.

Impact printers (like dot-matrix) are required if we want carbon copies of printed documents.
- A.
  
  True
- B.
  
  False
2.

As compared to secondary memory, primary memory is
- A.
  
  Larger
- B.
  
  Faster
- C.
  
  Cheaper
- D.
  
  More stable
3.

Which function belongs to ALU in the computer?
- A.
  
  Produce output
- B.
  
  Compare numbers
- C.
  
  Control flow of information
- D.
  
  Perform arithmetic
4.

Which printer makes use of dry ink powder to print?
- A.
  
  Desk-jet
- B.
  
  Ink-jet
- C.
  
  Laser-jet
- D.
  
  Thermal printer
5.

Which printer produces best quality graphics on paper?
- A.
  
  Dot matrix
- B.
  
  Laser
- C.
  
  Plotter
- D.
  
  Ink jet
6.

Which memory has the fastest access time?
- A.
  
  Cache
- B.
  
  RAM
- C.
  
  ROM
7.

An error in a computer program is called
- A.
  
  Bug
- B.
  
  Gigo
- C.
  
  Chip
- D.
  
  Glitch
8.

Control unit decides how much memory is allocated for each running process. This is known as
- A.
  
  Memory protection
- B.
  
  Memory management
- C.
  
  Memory map
- D.
  
  Memory leak
9.

In order to free the CPU from a large printing job a ______ is used.
- A.
  
  Spool
- B.
  
  Buffer
- C.
  
  Dumb terminal
10.

A database consists of many tables which contain
- A.
  
  Fields and columns
- B.
  
  Headers and footers
- C.
  
  Pages and paragraphs
11.

Condensing outout to exhibit specific information is
- A.
  
  Calculating
- B.
  
  Merging
- C.
  
  Summarizing
- D.
  
  Recording
12.

A millisecond means
- A.
  
  One-tenth of a second
- B.
  
  One-hundredth of a second
- C.
  
  One-thousandth of a second
13.

Data meaningfully arranged is called
- A.
  
  File
- B.
  
  Information
- C.
  
  Field
14.

A number cruncher is known also as a
15.

_______ converts analog signals to digital signals and back to help computers to connect via telephone lines.
16.

In the evolution of computers, while memory and processing power has increased tremendously, ____ has drastically reduced.
17.

Two types of RAM used in computers are _______ and ________
18.

Monitor resolution is commonly exressed in units of _______
- A.
  
  Pixels
- B.
  
  Dpi (dots per inch)
- C.
  
  Refresh rate
- D.
  
  Color depth
19.

CPU speed of modern computers is expressed in terms of
- A.
  
  Giga Hertz
- B.
  
  Mega Hertz
- C.
  
  Milli Hertz
20.

Memory used by the operating system which is actually part of the hard disk is
- A.
  
  Virtual memory
- B.
  
  Cache memory
- C.
  
  Soft memory
- D.
  
  Buffer memory