In _____ mode, the communication channel is used in both directions at the same time?
Full-duplex
Simplex
Half-duplex
None of the above
Correct Answer :
A. Full-duplex
Related Questions
The main electronic component used in first generation computers was
Transistors
Vacuum Tubes and Valves
Integrated Circuits
None of above
The value of each bead in earth is
1
3
5
7
What is the other name for programmed chip?
RAM
ROM
LSIC
PROM
EBCDIC stands 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
In a computer, most processing takes place in
Memory
RAM
motherboard
CPU
Who designed the first electronics computer ENIAC?
Van-Neumann
Joseph M. Jacquard
J. Presper Eckert and John W Mauchly
All of above
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Mainframe computers
Super computer
Microcomputers
Which of the following code used in present day computing was developed by IBM Corporation?
ASCII
Hollerith Code
Baudot Code
EBCDIC Code
A program component that allows structuring of a program in an unusual way is known as
Correlation
Coroutine
Diagonalization
Quene
Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Memory address registers
Memory data registers
Instruction register
Program counter
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
Why are vacuum tubes also called valves?
Because they can amplify the weak signals and make them strong
Because they can stop or allow the flow of current
Both of above
None of above
The term referring to evacuating the content of some part of the machine is known as
Dump
Enhancement
Down
Compiler
The number of records contained within a block of data on magnetic tape is defined by the
Block definition
Record contain clause
Blocking factor
Record per block
ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
Extended Binary Case Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Binary Coded Decimal Interchange Code
Mostly which of the following device is used to carry user files?
Floppy Disk
Hard Disk
RAM
CDROM
Personal computers used a number of chips mounted on a main circuit board. What is the common name for such boards?
Daughterboard
Motherboard
Father board
Child board
An IBM system/38 represents the computer class of:
Small-scale computer
Medium-scale computer
Large-scale computer
Super computer
Which unit converts computer data into human readable form?
Input unit
Output unit
ALU
Control Unit
Which of the following memory medium is not used as main memory system?
Magnetic core
Semiconductor
Magnetic tape
Both semiconductor and magnetic tape
Which was the world's first microcomputer that used Intel 80386 microprocessor chip?
IBM PS/2
HP-9830
DeskPro-386
IBM-360
Hackers
all have the same motive
break into other people's computers
may legally break into computers as long as they do not do any damage
are people who are allergic to computers
Which generation of computer is still under development
Fourth Generation
Fifth Generation
Sixth Generation
Seventh Generation
The lower deck of an abacus is known as
heaven
sky
earth
floor
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Case Reader
None of the above
Number crunchier is the informal name for
Minicomputer
Super computer
Microcomputer
Mainframe computer
Which of the following memories must be refreshed many times per second?
Static RAM
Dynamic RAM
EPROM
ROM
Algorithm and Flow chart help us to
Know the memory capacity
Identify the base of a number system
Direct the output to a printer
Specify the problem completely and clearly
Who is the inventor of Difference Engine�?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
In latest generation computers, the instructions are executed
Parallel only
Sequentially only
Both sequentially and parallel
All of above