What is required when more than one person uses a central computer at the same time?
Light pen
Mouse
Digitizer
Terminal
Correct Answer :
D. Terminal
Related Questions
Why is it unethical to share copyrighted files with your friends?
It is not unethical, because it is legal.
It is unethical because the files are being given for free.
Sharing copyrighted files without permission breaks copyright laws.
It is not unethical because the files are being given for free.
Another word for a daisy wheel printer
Petal printer
Golf ball printer
Laser printer
Line printer
The symbols used in an assembly language are
Codes
Mnemonics
Assembler
All of the above
Which of the following is called low level languages?
Machine language
Assembly language
Both of the above
None of above
Examples of output devices are
Screen
Printer
Speaker
All of these
Computer is free from tiresome and boardoom. We call it
Diligence
Reliability
Versatility
Accuracy
ASCII stands for
American Stable Code for International Interchange
American Standard Case for Institutional Interchange
American Standard Code for Information Interchange
American Standard Code for Interchange Information
Which computer support co-processors?
XT computer
AT computers
None of these
Both of these
The task of performing operations like arithmetic and logical operations is called
Processing
Storing
Editing
Sorting
What is the main difference between a mainframe and a super computer?
Super computer is much larger than mainframe computers
Super computers are much smaller than mainframe computers
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Hard disk is coated in both sides with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
VDU is also called
Screen
Monitor
Both 1 & 2
printer
Who invented Analytical engine?
Blaise Pascal
George Bool
Charles Babbage
Dr. Herman Hollerith
A DVD is an example of a (n)-
hard disk
optical disc
output device
solid-state storage device
Which language was devised by Dr. Seymour Cray?
APL
COBOL
LOGO
FORTRAN
Who is the father of Computer science?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
Through which device the main components of the computer communicate with each other?
Keyboard
System Bus
Monitor
Memory
Who used punched cards practically for the first time in the history of computers?
Charles Babbage
Dr. Herman Hollerith
Howard Aikin
Joseph Jacquard
Operating system, editors, and debuggers comes under?
System Software
Application Software
Utilities
None of the above
Instructions and memory address are represented by
Character code
Binary codes
Binary word
Parity bit
A factor which would strongly influence a business person to adopt a computer is its
Accuracy
Reliability
Speed
All of above
Programs designed to perform specific tasks is known as
system software
application software
utility programs
operating system
A computer programmer
Does all the thinking for a computer
Can enter input data quickly
Can operate all types of computer equipments
Can draw only flowchart
Today's computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co.
Computing Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
MSI is the abbreviation of
Medium Scale Integrated
Medium System Integrated
Medium Scale Intelligent
Medium System Intelligent
The ALU of a computer normally contains a number of high speed storage element called
Semiconductor memory
Registers
Hard disks
Magnetic disk
The first firm to mass-market a microcomputer as a personal computer was
IBM
Super UNIVAC
Radio Sharks
Data General Corporation
Large transaction processing systems in automated organisations use
Online processing
Batch Processing
Once-a-day Processing
End-of-day processing
Which one is the largest space?
kilobyte
petabyte
terrabyte
gigabyte
Which is considered a direct entry input device?
Optical scanner
Mouse and digitizer
Light pen
All of the above