A byte consists of
One bit
Four bits
Eight bits
Sixteen bits
Correct Answer :
C. Eight bits
Related Questions
One computer that is not considered a portable is
Minicomputer
Laptop computer
Notebook computer
All of above
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
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.
The two kinds of main memory are:
Primary and secondary
Random and sequential
ROM and RAM
All of above
Why ABC computer is called so?
Because it was developed by Atanasoff and Berry
Because it was thought to be the first computer so named with first alphabets of English
Both of above are the reason to name the computer ABC
None of above are true
Which of the following is not an output device?
Scanner
Printer
Flat Screen
Touch Screen
Hard disk is coated in both sides with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
Which is a unit representing the no bits of discrete.
Baud
Byte
Bit
All of the above
Computer instructions written with the use of English words instead of binary machine code is called
Mnemonics
Symbolic code
Gray codes
Opcode
Which electronic component was made out of semiconductor material?
Vacuum tubes
Transistors
Ics
All of above
The qualitative or quantitative attribute of a variable or set of variables is termed as
data
information
both of above
none of above
To produce high quality graphics (hardcopy) in color, you would want to use a/n
RGB monitor
Ink-jet printer
Plotter
Laser printer
Which of the following is first generation of computer
EDSAC
IBM-1401
CDC-1604
ICL-2900
The arranging of data in a logical sequence is called
Sorting
Classifying
Reproducing
Summarizing
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.
What does the disk drive of a computer do?
Rotate the disk
Read the disk
Load a program from the disk into the memory
Both b and c
Modern Computer are very reliable but they are not
Fast
Powerful
Infallible
Cheap
In latest generation computers, the instructions are executed
Parallel only
Sequentially only
Both sequentially and parallel
All of above
Which is the limitation of high level language?
Lower efficiency
Machine dependence
Machine level coding
none of above
Which part of the computer is used for calculating and comparing?
Disk unit
Control unit
ALU
Modem
A modern electronic computer is a machine that is meant for
Doing quick mathematical calculations
Input, storage, manipulation and outputting of data
Electronic data processing
Performing repetitive tasks accurately
Which of the following memories needs refreshing?
SRAM
DRAM
ROM
All of above
As compared to the secondary memory, the primary memory of a computer is
Large
Cheap
Fast
Slow
Which of the following programming language started from second generation?
LISP
C
QBASIC
FORTRAN
VGA is
Video Graphics Array
Visual Graphics Array
Volatile Graphics Array
Video Graphics Adapter
Which of the following is not input unit device?
scanner
camera
plotter
digitizer
Which device is used to backup the data?
Floppy Disk
Tape
Network Drive
All of the above
Computer is free from tiresome and boardroom. We call it
Accuracy
Reliability
Diligence
Versatility
Which is the first electronic digital computer?
ENIAC
MARK I
Z3
ABC
When was the world's first laptop computer introduced in the market and by whom?
Hewlett-Packard
Epson, 1981
Laplink traveling software In1982
Tandy model-2000, 1985