________printer is the cheapest in terms of price and operating cost
Inkjet
Laser
Thermal
Dot matrix
Correct Answer :
D. Dot matrix
Related Questions
________ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously
Multitasking
Multithreading
Multiprocessing
Multicomputing
Who built the first Mechanical Calculator?
Joseph Marie Jacquard
John Mauchly
Blaise Pascal
Howard Aiken
Which of the following processors use RISC technology?
486dx
Power PC
486sx
6340
Which of the following is not input unit device?
scanner
camera
plotter
digitizer
The scrambling of code is known as:
Encryption.
firewall.
Scrambling.
Password proofing.
The report card and merit list forms the
Output data
Data processing
Central Processing
Input data
When did arch rivals IBM and Apple Computers Inc. decide to join hands?
1978
1984
1990
1991
The control unit of a microprocessor
Stores data in the memory
Accepts input data from keyboard
Performs arithmetic/logic function
None of above
When a computer is switched on, the booting process performs
Integrity Test
Power-On Self-Test
Correct Functioning Test
Reliability Test
Any type of storage that is used for holding information between steps in its processing is
CPU
Primary storage
Intermediate storage
Internal storage
A computer program that translates one program instructions at a time into machine language is called a/an
Interpreter
CPU
Compiler
Simulator
Computers with 80286 microprocessor is
XT computer
AT comptuers
PS/2 computer
None of above
EBCDIC can code up to how many different characters?
256
16
32
64
What is the name of the display feature that highlights are of the screen which requires operator attention?
Pixel
Reverse video
Touch screen
Cursor
In which language is source program written?
English
Symbolic
High level
Temporary
Which of the following is valid statement?
Data in itself is useless unless it is processed
The data that is processed is called a program
The data which is not yet processed is information
Information is processed by computer to generate data.
The computer code for the interchange of information between terminals is
ASCII
BCD
EBCDIC
All of above
What is the path from which data flow in a computer system is known as
Car
Bus
Truck
Road
Computers process data into information by working exclusively with :
multimedia
word
numbers
characters
An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:
Trojan horse.
Virus.
Time bomb.
Time-related bomb sequence.
Which is the highest form?
Data
Information
Knowledge
All of above
Which of the following is not a micro computer?
Laptop PCs
Tablet PCs
Desktop PCs
None of above
A compiler is a translating program which
Translates instruction of a high level language into machine language
Translates entire source program into machine language program
It is not involved in program's execution
All of above
The subject of cybernetics deals with the science of
Genetics
Control and communication
Molecular biology
Biochemistry
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
Microprocessors as switching devices are for which generation computers
Second Generation
Fourth Generation
Third Generation
First Generation
People often call as the brain of computer system
Control Unit
Arithmetic Logic Unit
Central Processing Unit
Storage Unit
Which unit converts user data into machine readable form?
Input unit
Output unit
ALU
Control Unit
Microprocessors can be used to make
Computer
Digital systems
CalculatorS
All of the above
Which of the following controls the process of interaction between the user and the operating system?
User interface
Language translator
Platform
Screen saver