Which of the following are input devices?
Keyboard
Mouse
Card reader
Any of these
Correct Answer :
D. Any of these
Related Questions
The term referring to evacuating the content of some part of the machine is known as
Dump
Enhancement
Down
Compiler
________ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously
Multitasking
Multithreading
Multiprocessing
Multicomputing
Which is not a computer classification?
mainframe
maxframe
mini
notebook
A type of channel used to connect a central processor and peripherals which uses multiplying is known as
Modem
Network
Multiplexer
All of the above
FORTRAN programming language is more suitable for
Business Applications
Marketing Applications
Scientific Applications
None of the above
What is a brand?
The name of companies that made computers
The name of product a company gives to identify its product in market
A name of class to indicate all similar products from different companies
All of above
Which technology is used in Compact disks?
Mechanical
Electrical
Electro Magnetic
Laser
The binary system uses powers of
2
10
8
16
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
216
65536
64K
Any of the above
A program that is employed in the development, repair or enhancement of other programs is known as
System software
Software tool
Applications program
Utility program
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Microcomputers
Mainframe computers
Super computer
A Pixel is
A computer program that draws picture
A picture stored in secondary memory
The smallest resolvable part of a picture
None of these
Which of the following is not a class based on size?
Mainframe Computer
Micro Computer
Mini Computer
Digital Computer
What is the first stage in software development?
Specification and design
Testing
System Analysis
Maintenance
Microprocessors can be used to make
Computer
Digital systems
CalculatorS
All of the above
Father of "C" programming language
Dennis Ritchie
Prof John Keenly
Thomas Kurtz
Bill Gates
Touch Screen is________
Input device
Output device
Both a & b above
None of these
RAM is an example of
Secondary memory
Primary memory
Main memory
Both (1) and (2)
The output quality of a printer is measured by
Dots per inch
Dot per sq. inch
Dots printed per unit time
All of above
Which of the following is the most powerful computers?
Mainframe Computer
Mini Computers
Micro Computers
Super Computers
________ is computer software designed to operate the computer hardware and to provide platform for running application software
Application software
System software
Software
Operating system
The main electronic component used in first generation computers was
Transistors
Vacuum Tubes and Valves
Integrated Circuits
None of above
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
A system is
an integration of different units so as to achieve an objective
input unit
input and output unit
input, output and storage units
What type of device is computer keyboard?
Memory
Output
Storage
Input
Large transaction processing systems in automated organisations use
Online processing
Batch Processing
Once-a-day Processing
End-of-day processing
RJ45 UTP cable has _____ Cables.
2 pair
3 pair
4 pair
5 pair
What is the name of the computer terminal which gives paper printout?
Display screen
Soft copy terminal
Hard copy terminal
Plotter
Which of the following memories needs refreshing?
SRAM
DRAM
ROM
All of above
An operating system intended for use on microprocessor based systems that support a single user is
PC-DOS
MS-DOS
UNIX
CP/M