The most common type of storage devices are-
Steel
optical
magnetic
flash
Correct Answer :
B. optical
Related Questions
When creating a computer program, the ________ designs the structure of the program
End user
System Analyst
Programmer
All of the above
What is the name of the display feature that highlights are of the screen which requires operator attention?
Pixel
Reverse video
Touch screen
Cursor
Touch Screen is________
Input device
Output device
Both a & b above
None of these
Symbolic languages were developed in
1962
1950
1974
1980
What does DMA stand for?
Distinct Memory Access
Direct Memory Access
Direct Module Access
Direct Memory Allocation
Software in computer
Enhances the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None of above
Which part interprets program instructions and initiate control operations.
Input
Storage unit
Logic unit
Control unit
A high quality CAD system uses the following for printing drawing and graphs
Dot matrix printer
Digital plotter
Line printer
All of the above
The examination and changing of single bits or small groups of his within a word is called
Bit
Byte
Bit manipulation
Bit slice
RJ45 UTP cable has _____ Cables.
2 pair
3 pair
4 pair
5 pair
In analogue computer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
All of above
A compiler is a translating program which
Translates instruction of a high level language into machine language
Translates entire source program into machine language program
It is not involved in program's execution
All of above
In which year was chip used inside the computer for the first time?
1964
1975
1999
1944
The computer size was very large in
First Generation
Second Generation
Third Generation
Fourth Generation
One of the main feature that distinguish microprocessors from micro-computer is
Words are usually large in microprocessors
Words are shorter in microprocessors
Microprocessor does not contain I/O device
Exactly the same as the machine cycle time
Which of the following is valid statement?
Data in itself is useless unless it is processed
The data that is processed is called a program
The data which is not yet processed is information
Information is processed by computer to generate datA.
A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
Memory
Buffer
Accumulator
Address
An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:
Trojan horse.
Virus.
Time bomb.
Time-related bomb sequence.
The instructions for starting the computer are house on
Random access memory
CD-Rom
Read only memory chip
All of above
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Mainframe computers
Super computer
Microcomputers
________ represents raw facts, where-as________ is data made meaningful.
Information, reporting
Data, information
Information, bits
Records, bytes
An _________ Device is any device that provides information, which is sent to the CPU
Input
Output
CPU
Memory
Which of the following is still useful for adding numbers?
EDSAC
ENIAC
Abacus
UNIVAC
Signals can be analog or digital and a computer that processes the both type of signals is known as
Analog computer
Digital Computer
Hybrid Computer
Mainframe Computer
When was Apple Macintosh II microcomputer introduced in the market?
1964
1970
1983
1986
The first general purpose electronic computer in the world was
UNIVAC
EDVAC
ENIAC
All of above
Hard disk is coated in both side with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
Who is the inventor of Difference Engine�?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
Instructions and memory address are represented by
Character code
Binary codes
Binary word
Parity bit
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