When was the X window system born?
1984
1989
1988
1990
Correct Answer :
A. 1984
Related Questions
A Compiler is
a combination of computer hardware
a program which translates from one high-level language to another
a program which translates from one high-level to a machine level language
None of these
Which of the following produces the best quality graphics reproduction?
Laser printer
Ink jet printer
Plotter
Dot matrix printer
When was the world's first laptop computer introduced in the market and by whom?
Hewlett-Packard, 1980
Epson, 1981
Laplink Traveling Software Inc, 1982
Tandy Model-200, 1985
A single packet on a data link is known as
Path
Frame
Block
Group
The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as
Magnetic core memory
Magnetic tape memory
Magnetic disk memory
Magnetic bubble memory
Computer memory consists of
RAM
ROM
PROM
All of the above
On which aspect the analog computers are better than digital?
Speed
Accuracy
Reliability
Automatic
When did arch rivals IBM and Apple Computers Inc. decide to join hands?
1978
1984
1990
1991
What does DMA stand for?
Distinct Memory Access
Direct Memory Access
Direct Module Access
Direct Memory Allocation
The computer code for the interchange of information between terminals is
ASCII
BCD
EBCDIC
All of above
The amount of vertical space between lines of text in a document is called
double-space
line spacing
single space
vertical spacing
Which of the following is first generation computer?
EDSAC
IBM 1401
CDC 1604
ICL 2950
A state. is a bi-stable electronic circuit that has
Multivibrator
Flip-flop
Logic gates
laten
To produce high quality graphics (hardcopy) in color, you would want to use a/n
RGB monitor
Ink-jet printer
Plotter
Laser printer
Which of the following is not processing?
arranging
manipulating
calculating
gathering
Which of the following terms is the most closely related to main memory?
Non volatile
Permanent
Control unit
Temporary
A computer can solve more than one kind of problem. This is related to which of the following characteristics?
Accuracy
Reliability
Versatility
Automatic
Which one of the following is NOT a computer language
MS-Excel
BASIC
COBOL
C++
Which of the following are the best units of data on an external storage device?
Bits
Bytes
Hertz
Clock cycles
The word length of a computer is measured in
Bytes
Millimeters
Meters
Bits
Malicious software is known as:
Bad ware.
Malware.
Malicious ware.
Illegal ware.
In analog computer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
All of the above
Which of the following is still useful for adding numbers?
EDSAC
ENIAC
Abacus
UNIVAC
Which of the following device was not invented by Babbage?
Pascaline
Difference Engine
Analytical Engine
None of above
The translator program used in assembly language is called
Compiler
Interpreter
Assembler
Translator
A number which is stored and processed but not in the standard exponential form is called
Floating point number
Fixed point number
Octal number
Decimal number
Who invented EDSAC?
John v. Neumann
J.P. Eckert and John Mauchley
Maurice Wilkes
Howard Aiken
Which of the following have low failure rate?
Mechanical devices
electronic devices
electro-mechanical devices
None of above
The brain of any computer system is
Control Unit
Arithmetic Logic Unit
Central Processing Unit
Storage Unit
Which of the following is not input unit device?
scanner
camera
plotter
digitizer