Hard disk is coated in both side with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
Correct Answer :
A. Magnetic metallic oxide
Related Questions
Instructions and memory address are represented by
Character code
Binary codes
Binary word
Parity bit
Magnetic disks are the most popular medium for
Direct access
Sequential access
Both of above
None of above
A CPU contains
a card reader and a printing device
an analytical engine and a control unit
a control unit and an arithmetic logic unit
an arithmetic logic unit and a card reader
The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
16 digits
6 digits
9 digits
All of above
Which of the following device was not invented by Babbage?
Pascaline
Difference Engine
Analytical Engine
None of above
ASCII and EBCDIC are the popular character coding systems.What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
Which of the following disk is fixed disk?
Hard Disks
Flash Disks
Blu-Ray Disks
DVDs
Who designed the first electronics computer ? ENIAC/
Von Neumann
Joseph M Jacquard
J. P. Eckert and J. W. Mauchly
All of above
The term GIGO is relate to which characteristics of computers?
Speed
Automatic
Accuracy
Reliability
An application suitable for sequential processing is
Processing of grades
Payroll processing
Both a and b
All of above
A computer program that converts an entire program into machine language is called a/an
Interpreter
Simulator
Compiler
Commander
The full form of ALU is
Arithmetic Logic Unit
Array Logic Unit
Application Logic Unit
None of above
Symbolic languages were developed in
1962
1950
1974
1980
Which programming language is based on Algol 60.
PILOT
SNOBOL
ADA
SIMULA
To produce high quality graphics (hardcopy) in color, you would want to use a/n
RGB monitor
Plotter
Ink-jet printer
Laser printer
Which electronic component was made out of semiconductor material?
Vacuum tubes
Transistors
Ics
All of above
What do you call the translator which takes assembly language program as input & produce machine language code as output?
Compiler
Interpreter
Debugger
Assembler
A set of information that defines the status of resources allocated to a process is
Process control
ALU
Register Unit
Process description
Today's computer giant IBM was earlier known by different name which was changed in 1924. What was that name?
Computer Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
None of above
What is required when more than one person uses a central computer at the same time?
Light pen
Mouse
Digitizer
Terminal
Abacus was the first
electronic computer
mechanical computer
electronic calculator
mechanical calculator
174. When was the X window system born?
1984
1989
1988
1990
Fifth generation computer is also known as
Knowledge information processing system
Very large scale integration (VLSI)
Both of above
None of above
1 nibble equals to
1 bits
2 bits
4 bits
8 bits
Which of the following is not processing?
arranging
manipulating
calculating
gathering
The first computer introduced in Nepal was
IBM 1400
IBM 1401
IBM 1402
IBM1402
A storage system for small amounts of data is
Magnetic card
Magnetic tape
Punched card
Optical mark reader
A directly accessible appointment calendar is feature of a resident package
CPU
Memory
Buffer
ALU
Microprocessors as switching devices are for which generation computers
Second Generation
Fourth Generation
Third Generation
First Generation
Which is the highest form?
Data
Information
Knowledge
All of above