Which part interprets program instructions and initiate control operations.
Input
Storage unit
Logic unit
Control unit
Correct Answer :
D. Control unit
Related Questions
The main electronic component used in first generation computers was
Transistors
Integrated Circuits
None of above
Vacuum Tubes and Valves
Which of the following terms is the most closely related to main memory?
Non volatile
Permanent
Control unit
Temporary
What does DMA stand for?
Distinct Memory Access
Direct Memory Access
Direct Module Access
Direct Memory Allocation
Slide Rules was invented in
1614
1617
1620
None of above
Software in computer
Enhances the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None of above
An error in software or hardware is called a bug. What is the alternative computer jargon for it?
Leech
Squid
Slug
Glitch
Who invented Slide Rules?
John Napier
William Oughtred
Gottfried Leibnitz
Blaise Pascal
A system is
an integration of different units so as to achieve an objective
input unit
input and output unit
input, output and storage units
EPROM can be used for
Erasing the contents of ROM
Reconstructing the contents of ROM
Erasing and reconstructing the contents of ROM
Duplicating ROM
which of the following is problem oriented language?
High level language
Machine language
Assembly language
Low level language
Who invented the high level language C�?
Dennis M. Ritchie
Niklaus Writh
Seymour Papert
Donald Kunth
Who is the father of Computer science?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
The data recording format in most of the modern magnetic tape is
7-bit ASCII
7-bit EBCDIC
8-bit ASCII
8-bit EBCDIC
Which of the following memories need refresh?
SRAM
DRAM
ROM
All of the above
A pen shaped device which can sense light, and is used to point at spots on a video screen.
Mouse
Light pen
Joystick
Plotter
A device designed to read information encoded into a small plastic card is
Magnetic tape
Badge reader
Tape puncher
Card puncher
Which of the following is required when more than one person uses a central computer at the same time?
Terminal
Light pen
Digitizer
Mouse
The first digital computer built with IC chips was known as
IBM 7090
Apple ? 1
IBM System / 360
VAX-10
The act of retrieving existing data from memory is called
Read-out
Read from
Read
All of above
A dumb terminal has
an embedded microprocessor
extensive memory
independent processing capability
a keyboard and screen
The scrambling of code is known as:
Encryption.
firewall.
Scrambling.
Password proofing.
________ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously
Multitasking
Multithreading
Multiprocessing
Multicomputing
An integrated circuit is
A complicated circuit
An integrating device
Much costlier than a single transistor
Fabricated on a tiny silicon chip
Programs designed to perform specific tasks is known as
system software
application software
utility programs
operating system
Storage capacity of magnetic disk depends on
tracks per inch of surface
bits per inch of tracks
disk pack in disk surface
All of above
Which of the following is not purely output device?
Screen
Printer
Speaker
Plotter
Word length of a Personal Computer is ___
4 bits
8 bits
16 bits
64 bits
Which is a non-standard version of a computing language?
PROLOG
APL
Army
PL/1
The common name for the crime of stealing passwords is:
Jacking.
Identity theft.
Spoofing.
Hacking.
Which was the computer conceived by Babbage?
Analytical Engine
Arithmetic Machine
Donald Kunth
All of above