Which device of computer operation dispenses with the use of the keyboard?
Joystick
Light pen
Mouse
Touch
Correct Answer :
C. Mouse
Related Questions
The BIOS is the abbreviation of ________.
Basic Input Output System
Best Input Output System
Basic Input Output Symbol
Base Input Output System
A DVD is an example of a (n)-
hard disk
optical disc
output device
solid-state storage device
In what respect computers are superior to human beings?
Diligence
Intelligence
Both of above
None of above
Time during which a job is processed by the computer is
Delay times
Real time
Execution time
Down time
Which of the following is not a storage medium?
Hard disk
Flash drive
DVD
scanner
Reading data is performed in magnetic disk by
Read/write leads
Sectors
Track
Lower surface
The first generation of computers available was based on the bit micro processors.
4
8
16
64
Chief component of first generation computer was
Transistors
Vacuum Tubes and Valves
Integrated Circuits
None of above
A fault in a computer program which prevents it from working correctly is known as
Boot
Bug
Biff
Strap
The tracks on a disk which can be accessed without repositioning the R/W heads is
Surface
Cylinder
Cluster
All of the above
One millisecond is
1 second
10th of a seconds
1000th of a seconds
10000th of a seconds
Algorithm and Flow chart help us to
Know the memory capacity
Identify the base of a number system
Direct the output to a printer
Specify the problem completely and clearly
FORTRAN is a programming language. What does FORTRAN stand for?
File Translation
Format Translation
Formula Translation
Floppy Translation
Which programming languages are classified as low level languages?
Basic, COBOL, FORTRAN
Prolog 2, Expert Systems
Knowledge based Systems
Assembly Languages
Which of the following is not processing?
arranging
manipulating
calculating
gathering
A floppy disk contains
Circular tracks only
Sectors only
Both circular tracks and sectors
None of the above
Who is the father of Computer science?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called
Laser printer
Ink-jet printer
Drum printer
Chan printer
Which is a unit representing the no bits of discrete.
Baud
Byte
Bit
All of the above
A device designed to read information encoded into a small plastic card is
Magnetic tape
Badge reader
Tape puncher
Card puncher
To produce high quality graphics (hardcopy) in color, you would want to use a/n
RGB monitor
Plotter
Ink-jet printer
Laser printer
Which of the following is a part of the Central Processing Unit?
Printer
Key board
Mouse
Arithmetic & Logic unit
Networking such as LAN, MAN started from
First generation
Second generation
Third generation
Fourth generation
The first firm to mass-market a microcomputer as a personal computer was
IBM
Super UNIVAC
Radio Sharks
Data General Corporation
What do you call a single point on a computer screen?
Cell
Element
Pixel
Bit
A technique used by codes to convert an analog signal into a digital bit stream is known as
Pulse code modulation
Pulse stretcher
Query processing
Queue management
Slide Rules was invented in
1614
1617
1620
None of above
The organization and interconnection of the various components of a computer system is
Architecture
Networks
Graphics
Designing
CD-ROM is a
Semiconductor memory
Memory register
Magnetic memory
None of above
ENIAC uses
Decimal Numbering System
Octal Numbering System
Binary Numbering System
Hexadecial Numbering System