A computer has very low failure rate because it uses electronic components. It produces very consistent results. This is highlighted by which of the feature of computer?
1.Accuracy
2.Reliability
3.Versatility
4.Automatic
A digital computer did not score over an analog computer in terms of
1.Speed
2.Accuracy
3.Reliability
4.Cost
A directly accessible appointment calendar is feature of a __ resident package
1.CPU
2.Memory
3.Buffer
4.ALU
A paper printout of a document is known as
1.Softcopy output
2.Hardcopy output
3.Permanent Output
4.All of above
A system is
1.an integration of different units so as to achieve an objective
2.input unit
3.input and output unit
4.input, output and storage units
ABC is a
1.Special purpose computer
2.General purpose computer
3.All Purpose Computer
4.None of above
An approach that permits the computer to work on several programs instead of one is
1.On-line thesaurus
2.Multiprogramming
3.Over lapped processing
4.Outline processor
Bit map terminal
1.support display containing multiple window
2.require considerable amount of video RAM
3.requires tremendous amount of copying and hence low performance
4.all of above
EBCDIC stands for
1.Extended Binary Coded Decimal Interchange Code
2.Extended Bit Code Decimal Interchange Code
3.Extended Bit Case Decimal Interchange Code
4.Extended Binary Case Decimal Interchange Code
EEPROM stands for
1.Electrically Erasable Programmable Read Only Memory
2.Easily Erasable Programmable Read Only Memory
3.Electronic Erasable Programmable Read Only Memory
4.None of the above
EPROM can be used for
1.Erasing the contents of ROM
2.Reconstructing the contents of ROM
3.Erasing and reconstructing the contents of ROM
4.Duplicating ROM
First generation computers used _________ for memory
1.vacuum tubes
2.silicon chips
3.magnetic drum
4.RAM
IBM System/360 is
1.Mainframe Computer
2.Mini Computers
3.Micro Computers
4.None of above
Which is the largest computer?
1.Mainframe Computer
2.Mini Computers
3.Micro Computers
4.Super Computers
Personnel who design, program, operates and maintains computer equipment refers to
1.Console-operator
2.Programmer
3.Peopleware
4.System Analyst
Regarding data, computers are very good at
1.store
2.Processing
3.retrieve
4.All of above
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
1.PC
2.Flags
3.Memory Address Registers
4.General Purpose Registers
Registers, which are partially visible to users and used to hold conditional, are known as
1.PC
2.Memory address registers
3.General purpose register
4.Flags
RJ45 UTP cable has ________ Cables.
1.2 pair
2.3pair
3.4 pair
4.5 pair
The act of retrieving existing data from memory is called
1.Read-out
2.Read from
3.Read
4.All of above
The central processing unit (CPU) consists of
1.Input, output and processing
2.Control unit, primary storage, and secondary storage
3.Control unit, arithmetic-logic unit and primary storage
4.Control unit, processing, and primary storage
The computer code for the interchange of information between terminals is
1.ASCII
2.BCD
3.EBCDIC
4.All of above
The earliest calculating devices are
1.Abacus
2.Clock
3.Engine
4.None of these
The full form of ALU is
1.Arithmetic Logic Unit
2.Array Logic Unit
3.Application Logic Unit
4.None of above
The notable features like keyboards, monitors, GUI were developed
1.Input unit
2. Output unit
3.ALU
4.Control Unit
The notable features like keyboards, monitors, GUI were developed in
1.First generation
2.Second generation
3.Third generation
4.Fourth generation
The personal computer industry was started by
1.IBM
2.Apple
3.Compaq
4.HCL
The Second Generation Computer was based on ________.
1.Vacuum Tube
2.Silicon Chips
3.Transistor
4.Bio Chips
The translator program used in assembly language is called
1.Compiler
2.Interpreter
3.Assembler
4.Translator
What is meant by a dedicated computer?
1.Which is used by one person only
2.Which is assigned one and only one task
3.Which uses one kind of software
4.Which is meant for application software
What is the first stage in software development?
1.Specification and design
2.Testing
3.System Analysis
4.Maintenance
What produces useful information out of data?
1.Computer
2.Processing
3.Programming
4.None of above
What was the first computer to perform all calculation using electronics rather than wheels, ratchets, or mechanical switches?
1.Mark I
2.ABC
3.Z3
4.None of above
What was the main disadvantage of vacuum tubes?
1.They were larger in size
2.They consumed a lot of electricity
3.They produced heat and often burned out
4.The operation cost was high
When was the X window system born?
1.1984
2.1989
3.1988
4.1990
Which electronic component was made out of semiconductor material?
1.Vacuum tubes
2.Transistors
3.Ics
4.All of above
Which is a semi conductor memory
1.Dynamic
2.Static
3.Bubble
4.Both a & b
Which is not a comptuer of first generation?
1.ENIAC
2.UNIVAC
3.IBM 360
4.IBM 1401
Which number system is usually followed in a typical 32-bit computer?
1.Binary
2.Decimal
3.Hexadecimal
4.Octal
Which of the following are the best units of data on an external storage device
1.Bits
2. Bytes
3.Hertz
4.Clock cycles
Which of the following device was not invented by Babbage
1.Pascaline
2.Difference Engine
3.Analytical Engine
4.None of above
Which of the following is not a valid size of a Floppy Disk?
1.8?
2.5 ¼?
3.3 ½?
4.5 ½?
Which of the following is valid statement?
1.Data in itself is useless unless it is processed
2.The data that is processed is called a program
3.The data which is not yet processed is information
4.Information is processed by computer to generate data.
Which of the following memories allows simultaneous read and write operations?
1.ROM
2.RAM
3.EPROM
4.None of above
Which of the following programming language started from second generation?
1.COBOl
2.BASIC
3.C
4.LISP
Which part of the computer is used for calculating and comparing?
1.Disk unit
2.Control uni
3.ALU
4.Modem
Which programming languages are classified as low level languages?
1.Basic, COBOL, FORTRAN
2.Prolog 2, Expert Systems
3.Knowledge based Systems
4.Assembly Languages
Who invented vacuum tubes?
1.John Bardeen
2.William Shockley
3.Lee de Forest
4.All of above
Who suggested Stored Program Concept
1.John Mauchley
2.J.P. Eckert
3.John Neumann
4.Joseph Jacquard
Word length of a Personal Computer is ___
1.4 bits
2.8 bits
3.16 bits
4.64 bits