Light pen and joystick are________
Algorithm
Input devices
Output devices
Portals
Correct Answer :
B. Input devices
Related Questions
The examination and changing of single bits or small groups of his within a word is called
Bit
Byte
Bit manipulation
Bit slice
What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
Bus control
Interrupts
Bus arbitration
Status
A set of flip flops integrated together is called
Counter
Adder
Register
None of the above
Which programming languages are classified as low level languages?
BASIC, COBOL, Fortran
Prolog
C, C++
Assembly languages
Which of the following is not anti-viruses software?
NAV
F-Prot
Oracle
McAfee
The control unit of a microprocessor
Stores data in the memory
Accepts input data from keyboard
Performs arithmetic/logic function
None of above
Most important advantage of an IC is its
Easy replacement in case of circuit failure
Extremely high reliability
Reduced cost
Lower power consumption
Which of the following is a feature of fifth generation computers?
Use of natural language
artificial intelligence
bio-chips
All of above
The purpose of vacuum tube was to NOT act like
an amplifier
a switch
a router
None of above
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.
Main storage is also called
Accumulator
Control Unit
Register Unit
Memory
Identify the true statement
Computers are 100% accurate but it can suffer from GIGO
Computers are reliable because they use electronic component which have very low failure rate
Computer is never tired and does not suffer from boredom
All of above
A factor which would strongly influence a business person to adopt a computer is its
Accuracy
Reliability
Speed
All of above
MSI stands for
Medium Scale Integrated Circuits
Medium System Integrated Circuits
Medium Scale Intelligent Circuit
Medium System Intelligent Circuit
A high quality CAD system uses the following for printing drawing and graphs
Dot matrix printer
Digital plotter
Line printer
All of the above
Compression of digital data for efficient storage is
Buffer
CPU
Packing
Field
Symbolic logic was discovered by
George Boole
Herman Hollerith
Van Neumann
Basic Pascal
Which of the following class of computers can process physical quantities such as speed?
Analog Computers
Digital Computers
Hybrid Computers
None of above
ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
Raw facts and figures about any particular topic are
Information
facts
data
none of above
Todays computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Tabulator Machine Co.
The Tabulator Ltd.
Computing Tabulating Recording Co.
International Computer Ltd.
Which term is used to describe RAM?
Dynamic RAM (DRAM)
Static RAM (SRAM)
Video RAM (VRAM)
All of the above
Which of the following is not a class of computers based on size?
Mainframe Computers
Mini Computers
Micro Computers
Super Computers
UNIVAC is
Universal Automatic Computer
Universal Array Computer
Unique Automatic Computer
Unvalued Automatic Computer
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
When was Apple Macintosh II microcomputer introduced in the market?
1964
1970
1983
1986
BIOS stands for
Basic Input Output system
Binary Input output system
Basic Input Off system
all the above
What is System Analysis?
The design of the screen the user will see and use to enter or display data
System analysis defines the format and type of data the program will use
System Analysis involves creating formal model of the problem to be solved
None of the above
An _________ Device is any device that provides information, which is sent to the CPU
Input
Output
CPU
Memory
A computer program that converts an entire program into machine language is called a/an
Interpreter
Simulator
Compiler
Commander