The primary advantage of key-to-tape data entry system is
A large percentage of editing can be performed at the time of data entry
Key verification is easily performed
The tape is reusable
Keying errors can be detected as they occur.
Correct Answer :
C. The tape is reusable
Related Questions
EPROM can be used for
Erasing the contents of ROM
Reconstructing the contents of ROM
Erasing and reconstructing the contents of ROM
Duplicating ROM
COBOL is widely used in application s
Commercial
Scientific
Space
Mathematical
In a computer_____ is capable to store single binary bit.
Capacitor
Flip flop
Register
Inductor
The act of retrieving existing data from memory is called
Read-out
Read from
Read
All of above
What do you call the programs that are used to find out possible faults and their causes?
operating system extensions
cookies
diagnostic software
boot diskettes
Which of the following devices can be sued to directly image printed text?
OCR
OMR
MICR
All of above
When did John Napier develop logarithm?
1416
1614
1641
1804
Operating system, editors, and debuggers comes under?
System Software
Application Software
Utilities
None of the above
The brain of any computer system is
Control Unit
Arithmetic Logic Unit
Central Processing Unit
Storage Unit
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
Daughter board
Motherboard
Father board
Breadboard
Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.
Arithmetic and Logic Unit
Control Unit
Both of above
None of above
The proper definition of a modern digital computer is
An electronic automated machine that can solve problems involving words and numbers
A more sophistic and modified electronic pocket calculator
Any machine that can perform mathematical operations
A machine that works on binary code
Napier's Bones were invented in
1614
1617
1620
None of above
A computer Program that translates one program instruction at a time into machine language is called a/an
Interpreter
CPU
Compiler
Simulator
The word Abacus is derived from Abax, a word from
Latin language
Greek Language
Sanskrit language
Ancient Egypt
A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called
Laser printer
Ink-jet printer
Drum printer
Chan printer
which of the following is problem oriented language?
High level language
Machine language
Assembly language
Low level language
The Third Generation Computer was made with .
Vacuum Tube
Discrete Components
IC
Bio Chips
Hard disk is coated in both sides with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
When was vacuum tube invented?
1900
1906
1910
1880
Which electronic component was made out of semiconductor material?
Vacuum tubes
Transistors
ICs
All of above
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 output quality of a printer is measured by
Dot per sq. inch
Dots per inch
Dots printed per unit time
All of the above
Which of the following is the coding of data so that is can't be easily understood if intercepted.
Barcode
Decoder
Encryption
Mnemonics
Which of the following is/ are operating systems
Windows
Unix
OS/2
All of these
Programs designed to perform specific tasks is known as
system software
application software
utility programs
operating system
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
Father of "C" programming language
Dennis Ritchie
Prof John Keenly
Thomas Kurtz
Bill Gates
A dumb terminal has
an embedded microprocessor
extensive memory
independent processing capability
a keyboard and screen
From which generation operating systems were developed?
First
Second
Third
Fourth