What does DMA stand for?
Distinct Memory Access
Direct Memory Access
Direct Module Access
Direct Memory Allocation
Correct Answer :
B. Direct Memory Access
Related Questions
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 programming language started from second generation?
Cobol
BASIC
C
LISP
In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?
1820
1860
1855
1870
CD-ROM is a
Semiconductor memory
Memory register
Magnetic memory
None of above
A ________ is a microprocessor -based computing device.
personal computer
mainframe
workstation
server
What is the main difference between a mainframe and a super computer?
Super computer is much larger than mainframe computers
Super computers are much smaller than mainframe computers
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Machine language is
Machine dependent
Difficult to program
Error prone
All of above
A register organized to allow to move left or right operations is called a ____
Counter
Loader
Adder
Shift register
What are the three decisions making operations performed by the ALU of a computer?
Grater than
Less than
Equal to
All of the above
Nepal brought a computer for census of 2028 BS. This computer was of
first generation
second generation
third generation
fourth generation
Binary circuit elements have
One stable state
Two stable state
Three stable state
None of above
MSI stands for
Medium Scale Integrated Circuits
Medium System Integrated Circuits
Medium Scale Intelligent Circuit
Medium System Intelligent Circuit
The data recording format in most of the modern magnetic tape is
7-bit ASCII
7-bit EBCDIC
8-bit ASCII
8-bit EBCDIC
The term GIGO is related to
Accuracy
Reliability
Versatility
Automatic
The two kinds of main memory are:
Primary and secondary
Random and sequential
ROM and RAM
All of above
What do you call a single point on a computer screen?
Cell
Element
Pixel
Bit
Computer is free from tiresome and boardroom. We call it
Accuracy
Reliability
Diligence
Versatility
The computer code for the interchange of information between terminals is
ASCII
BCD
EBCDIC
All of above
A device that connects to a network without the use of cables is said to be-
Distributed
free
centralized
none of these
The first machine to successfully perform a long series of arithmetic and logical operations was:
ENIAC
Mark-I
Analytic Engine
UNIVAC-1
CD-ROM stands for
Compactable Read Only Memory
Compact Data Read Only Memory
Compactable Disk Read Only Memory
Compact Disk Read Only Memory
A systems programming language for microcomputers in the Intel family is
PL/C
PL/CT
PL/M
PLA
A technique used by codes to convert an analog signal into a digital bit stream is known as
Pulse code modulation
Pulse stretcher
Query processing
Queue management
What is the main difference between a mainframe and a super computer?
Super computer is much larger than mainframe computers
Super computers are much smaller than mainframe computers
Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
The process of communicating with a file from a terminal is
Interactive
Interrogation
Heuristic
All of the above
A song being played on computer speaker is
hard output
soft output
both hard and soft output
neither hard nor soft output
A group of magnetic tapes, videos or terminals usually under the control of one master is
Cylinder
Surface
Track
Cluster
Which part interprets program instructions and initiate control operations.
Input
Storage unit
Logic unit
Control unit
What was the first computer to perform all calculation using electronics rather than wheels, ratchets, or mechanical switches?
Mark I
ABC
Z3
None of above
A floppy disk contains
Circular tracks only
Sectors only
Both circular tracks and sectors
None of the above