Which of the following is the coding of data so that is can't be easily understood if intercepted.
Barcode
Decoder
Encryption
Mnemonics
Correct Answer :
C. Encryption
Related Questions
The word processing task associated with changing the appearance of a document is
Editing
Writing
Formatting
All of above
Which of the following programming language started from second generation?
LISP
C
QBASIC
FORTRAN
The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
Data collection terminal
OCR register terminal
Video Display terminal
POS terminal
An error in software or hardware is called a bug. What is the alternative computer jargon for it?
Leech
Squid
Slug
Glitch
Which of the following memories allows simultaneous read and write operations?
ROM
RAM
EPROM
None of above
Which part of the computer is used for calculating and comparing?
Disk unit
Control unit
ALU
Modem
Where as a computer mouse moves over the table surface, the trackball is
Stationary
Difficult to move
Dragged
Moved in small steps
The personal computer industry was started by
IBM
Apple
Compaq
HCL
First page of Website is termed as-
Homepage
Index
JAVA script
Bookmark
An example of a digital device can be
Digital clock
Automobile speed meter
Clock with a dial and two hands
All of the above
Which of the following devices can be sued to directly image printed text?
OCR
OMR
MICR
All of above
When was the first electro-mechanical computer developed?
1880
1990
1944
None of above
Which unit holds data permanently?
Input unit
Secondary storage unit
Output Unit
Primary Memory Unit
A disadvantage of the laser printer is
It is quieter than an impact printer
It is very slow
The output is of a lower quality
None of the above
Bit map terminal
support display containing multiple windows
require considerable amount of video RAM
requires tremendous amount of copying and hence low performance
all of above
ENIAC uses
Decimal Numbering System
Octal Numbering System
Binary Numbering System
Hexadecimal Numbering System
Compilers and interpreters are themselves
High-level language
Codes
Programs
Mnemonics
Which network is a packet switching network?
Ring network
LAN
Star network
EuroNET
Artificial Intelligence is associated with which generation?
First Generation
Second Generation
Fifth Generation
Sixth Generation
Which of the following storage device can store the largest amount of data?
Hard Disks
Flash Disks
Blu-Ray Disks
DVDs
What is a light pen?
Mechanical Input device
Optical input device
Electronic input device
Optical output device
What is a light pen?
A Mechanical Input device
Optical input device
Electronic input device
Optical output device
Which of the following is not computer language?
High level language
Medium level language
Low level language
All of the above
Who is the father of Computer science?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
An approach that permits the computer to work on several programs instead of one is
On-line thesaurus
Multiprogramming
Over lapped processing
Outline processor
What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson?
AX3/33
NEC-20
Magnum 2000
HCL-3000
Which device is used to backup the data?
Floppy Disk
Tape
Network Drive
All of the above
EBCDIC stands 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 first computer introduced in Nepal was
IBM 1400
IBM 1401
IBM 1402
IBM1402
The Second Generation Computer was based on ________.
Vacuum Tube
Silicon Chips
Transistor
Bio Chips