What is required when more than one person uses a central computer at the same time?
Light pen
Mouse
Digitizer
Terminal
Correct Answer :
D. Terminal
Related Questions
Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?
Track number
Sector number
Surface number
All of above
An example of a digital device can be
Digital clock
Automobile speed meter
Clock with a dial and two hands
All of the above
Who invented vacuum tubes?
John Bardeen
William Shockley
Lee de Forest
All of above
Where as a computer mouse moves over the table surface, the trackball is
Stationary
Difficult to move
Dragged
Moved in small steps
In which language is source program written?
English
Symbolic
High level
Temporary
________ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously
Multitasking
Multithreading
Multiprocessing
Multicomputing
What was the main disadvantage of vacuum tubes?
They were larger in size
They consumed a lot of electricity
They produced heat and often burned out
The operation cost was high
Modern Computers are very reliable but they are not
Infallible
Cheap
Powerful
Fast
Today's computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co.
Computing Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
Any type of storage that is used for holding information between steps in its processing is
CPU
Primary storage
Intermediate storage
Internal storage
Which of the following devices can be sued to directly image printed text?
OCR
OMR
MICR
All of above
Which was the world's first microcomputer that used Intel 80386 microprocessor chip?
IBM PS/2
HP-9830
DeskPro-386
IBM-360
To locate a data item for storage is
Field
Feed
Database
Fetch
COBOL is widely used in application s
Commercial
Scientific
Space
Mathematical
Which is not a comptuer of first generation?
ENIAC
UNIVAC
IBM 360
IBM 1401
Which is the largest computer?
Mainframe Computer
Mini Computers
Micro Computers
Super Computers
Who is the inventor of Difference Engine�?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
A section of code to which control is transferred when a processor is interrupted is known as
M
SVC
IP
MDR
Which computers used operating systems by Microsoft?
IBM PCs
Apple/Macintosh PCs
IBM Compatibles
Both A & C
The radian of a number system
Is variable
Has nothing to do with digit position value
Equals the number of its distinct counting digits
Is always an even number
Data becomes ________ when it is presented in a format that people can understand and use
processed
graphs
information
presentation
________is defined as any crime completed through the use of computer technology.
Computer forensics
Computer crime
Hacking
Cracking
An index register that is automatically incremented or decremented with each use is
Auto index
Asynchronous
Assembler
Compiler
Which of the following computer implemented binary numbers, perform calculations using electronics and implemented separate computation and memory for the first time?
Mark I
ABC
Z3
None of above
What are the computers called that performs calculations and comparisons usually in the binary numbering system?
Analog Computers
Digital Computers
Hybrid Computers
None of above
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
Breadboard
Motherboard
Daughter board
Grandmother board
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
216
65,536
64K
Any of the above
One millisecond is
1 second
10th of a seconds
1000th of a seconds
10000th of a seconds
ALU is
Arithmetic Logic Unit
Array Logic Unit
Application Logic Unit
None of above