Touch Screen is________
Input device
Output device
Both a & b above
None of these
Correct Answer :
C. Both a & b above
Related Questions
What are the stages in the compilation process?
Feasibility study, system design and testing
Implementation and documentation
Lexical Analysis, syntax analysis, and code generation
None of the above
RAM is an example of
Secondary memory
Primary memory
Main memory
Both (1) and (2)
Todays computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co.
The Tabulator Ltd.
Computing Tabulating Recording Co.
International Computer Ltd.
Which is an item of storage medium in the form of circular plate?
Disk
CPU
Printer
ALU
All of the following are examples of storage devices EXCEPT:
hard disk drives
printers
floppy disk drives
CD drives
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
The two major types of computer chips are
External memory chip
Primary memory chip
Microprocessor chip
Both b and c
Which of the following is first generation computer?
EDSAC
IBM 1401
CDC 1604
ICL 2950
Which of the following is not a valid size of a Floppy Disk?
8?
5 ¼?
3 ½?
5 ½?
The silicon chips used for data processing are called
RAM chips
ROM chips
Micro processors
PROM chips
A computer assisted method for the recording and analyzing of existing or hypothetical systems is
Data transmission
Data flow
Data capture
Data processing
Who invented vacuum tubes?
John Bardeen
William Shockley
Lee de Forest
All of above
MSI is the abbreviation of
Medium Scale Integrated
Medium System Integrated
Medium Scale Intelligent
Medium System Intelligent
One computer that is not considered a portable computer is
Minicomputer
A laptop computer
Tablet PC
All of the above
John Napier invented Logarithm in
1614
1617
1620
None of above
What are the three decisions making operations performed by the ALU of a computer?
Grater than
Less than
Equal to
All of the above
Which of the following is used as a primary storage device?
Magnetic drum
Hard Disks
All of above
Floppy
The thing that eventually terminates a worm virus is a lack of:
Memory or disk space.
Time.
CD drives space.
CD-RW.
An error in computer data is called
Chip
Bug
CPU
Storage device
Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Memory address registers
Memory data registers
Instruction register
Program counter
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
What characteristic of read-only memory (ROM) makes it useful?
ROM information can be easily updated
Data in ROM is non-volatile, that is, it remains there even without electrical power.
ROM provides very large amounts of inexpensive data storage.
ROM chips are easily swapped between different brands of computers.
Which was the most popular first generation computer?
IBM 1650
IBM 360
IBM 1130
IBM 2700
Which characteristic of computer distinguishes it from electronic calculators?
Accuracy
Storage
Versatility
Automatic
IBM 1401 computer was
Mainframe Computer
Mini Computers
Micro Computers
None of above
Cursor is a
Pixel
Thin blinking line
Pointing device
None of these
Which of the following is the smallest storage?
Megabyte
Gigabyte
Terabyte
None of these
Which is used for manufacturing chips?
Bus
Control unit
Semiconductors
A and b only
BCD is
Binary Coded Decimal
Bit Coded Decimal
Binary Coded Digit
Bit Coded Digit
Who invented vacuum tubes?
John Bardeen
William Shockley
Lee de Forest
All of above