________ is the key to close a selected drop -down list; cancel a command and close a dialog box.
TAB
SHIFT
ESC
F10
Correct Answer :
C. ESC
Related Questions
________ is the process of dividing the disk into tracks and sectors.
Tracking
Formatting
Crashing
Allotting
When was Apple Macintosh II microcomputer introduced in the market?
1964
1970
1983
1986
A technique used by codes to convert an analog signal into a digital bit stream is known as
Queue management
Pulse stretcher
Query processing
Pulse code modulation
The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called
ASCII
EBCDIC
BCD
All of above
which of the following is problem oriented language?
High level language
Machine language
Assembly language
Low level language
An operating system intended for use on microprocessor based systems that support a single user is
PC-DOS
MS-DOS
UNIX
CP/M
The actual execution of instructions happens in
ALU
CU
Memory
None of above
Which is not a computer of first generation?
ENIAC
UNIVAC
IBM 360
IBM 1401
Which term is used to describe RAM?
Dynamic RAM (DRAM)
Static RAM (SRAM)
Video RAM (VRAM)
All of the above
Primary memory stores
Data alone
Programs alone
Results alone
All of these
Which programming languages are classified as low level languages?
Basic, COBOL, FORTRAN
Prolog 2, Expert Systems
Knowledge based Systems
Assembly Languages
A datum that indicates some important state in the content of input or output is
Sequence
Sentinel
SIO
Sibling
Second Generation computers were developed during
1949 to 1955
1956 to 1965
1965 to 1970
1970 to 1990
Which device is required for the Internet connection?
Joystick
Modem
CD Drive
NIC Card
The translator program used in assembly language is called
Compiler
Interpreter
Assembler
Translator
Which of the following helps to protect floppy disks from data getting accidentally erased?
Access notch
Write-protect notch
Entry notch
Input notch
The complete picture of data stored in database is known as
Record
Schema
System flowchart
DBMS
It was in 2028 BS the was brought in to calculate census datA.
IBM 1400
IBM 1401
ICL 2950
None of above
A number system that has eight different symbols to represent any quantity is known as
Binary
Octal
Decimal
Hexadecimal
The brain of any computer system is
Control Unit
Arithmetic Logic Unit
Central Processing Unit
Storage Unit
________ Store data or information temporarily and pass it on as directed by the control unit
Address
Register
Number
Memory
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
Programs are executed on the basis of a priority number in a
Batch processing system
Multiprogramming
Time sharing
None of these
When was Pascaline invented?
1617
1620
1642
1837
Which of the following is not a type of Software?
System Software
Application Software
Utility Software
Entertainment Software
One of a class of storage device devices that can access storage locations in any order is
DTE
DASD
DDE
DDE
Who invented EDSAC?
John v. Neumann
J.P. Eckert and John Mauchley
Maurice Wilkes
Howard Aiken
IBM 1401 is
First Generation Computer
Second Generation Computer
Third Generation Computer
Fourth Generation Computer
The arranging of data in a logical sequence is called
Sorting
Classifying
Reproducing
Summarizing
The number of records contained within a block of data on magnetic tape is defined by the
Block definition
Record contain clause
Blocking factor
Record per block