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?
1.Motherboard
2.Breadboard
3.Daughter board
4.Grandmother board
When was vacuum tube invented?
1.1900
2.1906
3.1910
4.1880
A dumb terminal has
1.an embedded microprocessor
2.extensive memory
3.independent processing capability
4.a keyboard and screen
A high quality CAD system uses the following for printing drawing and graphs
1.Dot matrix printer
2.Digital plotter
3.Line printer
4.All of the above
A hybrid computer
1.Resembles digital computer
2.Resembles analogue computer
3.Resembles both a digital and analogue computer
4.None of the above
A modern electronic computer is a machine that is meant for
1.Doing quick mathematical calculations
2.Input, storage, manipulation and outputting of data
3.Electronic data processing
4.Performing repetitive tasks accurately
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
1.Path
2.Address bus
3.Route
4.All of the above
A register organized to allow to move left or right operations is called a ____
1.Counter
2.Loader
3.Adder
4.Shift register
A set of flip flops integrated together is called ____
1.Counter
2.Adder
3.Register
4.None of the above
A technique used by codes to convert an analog signal into a digital bit stream is known as
1.Pulse code modulation
2.Pulse stretcher
3.Query processing
4.Queue management
Abacus was the first
1.electronic computer
2.mechanical computer
3.electronic calculator
4.mechanical calculator
An application suitable for sequential processing is
1.Processing of grades
2.Payroll processing
3.Both a and b
4.All of above
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?
1.Track number
2.Sector number
3.Surface number
4.All of above
Chief component of first generation computer was
1.Transistors
2.Vacuum Tubes and Valves
3.Integrated Circuits
4.None of above
Computers with 80286 microprocessor is
1.XT computer
2.AT comptuers
3.PS/2 computer
4.None of above
High density double sided floppy disks could store _____ of data
1.1.40 MB
2.1.44 GB
3.1.40 GB
4.1.44 MB
If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
1.216
2.65,536
3.64K
4.Any of the above
In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?
1.Motherboard
2.Daughterboard
3.Bredboard
4.Fatherboard
Instruction in computer languages consists of
1.OPCODE
2.OPEARND
3.Both of above
4.None of above
Instructions and memory address are represented by
1.Character code
2.Binary codes
3.Binary word
4.Parity bit
Magnetic disks are the most popular medium for
1.Direct access
2.Sequential access
3.Both of above
4. None of above
Mnemonic a memory trick is used in which of the following language?
1.Machine language
2.Assembly language
3.High level language
4.None of above
One millisecond is
1.1 second
2.10th of a seconds
3.1000th of a seconds
4.10000th of a seconds
People often call ______ as the brain of computer system
1.Control Unit
2.Arithmetic Logic Unit
3.Central Processing Unit
4.Storage Unit
Regarding a VDU, Which statement is more correct
1.It is an output device
2.It is an input device
3.It is a peripheral device
4.It is hardware item
Software in computer
1.Enhances the capabilities of the hardware machine
2.Increase the speed of central processing unit
3.Both of above
4.None of above
The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
1.16 digits
2.6 digits
3.9 digits
4.All of the above
The ALU of a computer responds to the commands coming from
1.Primary memory
2.Control section
3.External memory
4.Cache memory
The arranging of data in a logical sequence is called
1.Sorting
2.Classifying
3.Reproducing
4.Summarizing
The digital computer was developed primarily in
1.USSR
2.Japan
3.USA
4.UK
The first computer introduced in Nepal was
1.IBM 1400
2.IBM 1401
3.IBM 1402
4.IBM1402
The main electronic component used in first generation computers was
1.Transistors
2.Vacuum Tubes and Valves
3.Integrated Circuits
4.None of above
The output quality of a printer is measured by
1.Dot per sq. inch
2.Dot per inch
3.Dots printed per unit time
4.All of the above
The terminal device that functions as a cash register, computer terminal, and OCR reader is the
1.Data collection terminal
2.OCR register terminal
3.Video Display terminal
4.POS terminal
The value of each bead in heaven is
1.1
2.3
3.5
4.7
To produce high quality graphics (hardcopy) in color, you would want to use a/n
1.RGB monitor
2.Plotter
3.Ink-jet printer
4.Laser printer
Today?s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
1.Tabulator Machine Co
2.Computing Tabulating Recording Co
3.The Tabulator Ltd
4.International Computer Ltd
What are the stages in the compilation process?
1.Feasibility study, system design and testing
2.Implementation and documentation
3.Lexical Analysis, syntax analysis, and code generation
4.None of the above
What is the responsibility of the logical unit in the CPU of a computer?
1.To produce result
2.To compare numbers
3.To control flow of information
4.To do math?s works
What was the computer invented by Attanasoff and Clifford?
1.Mark I
2.ABC
3.Z3
4.None of above
Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
1.ENIAC
2.MARK I
3.Z3
4.ABC
Which generation of computer is still under development
1.Fourth Generation
2.Fifth Generation
3.Sixth Generation
4.Seventh Generation
Which is used for manufacturing chips?
1.Bus
2.Control unit
3.Semiconductors
4.A and b only
Which of the following IC was used in third generation of computers?
1.SSI
2.MSI
3.LSI
4.Both a and b
Which of the following is not an input device?
1.OCR
2.Optical scanners
3.Voice recognition device
4.COM (Computer Output to Microfilm)
Which of the following is not processing?
1.arranging
2.manipulating
3.calculating
4.gathering
Which of the following produces the best quality graphics reproduction?
1.Laser printer
2.Ink jet printer
3.Plotter
4.Dot matrix printer
Which of the following storage devices can store maximum amount of data?
1.Floppy Disk
2.Hard Disk
3.Compact Disk
4.Magneto Optic Disk
Which of the following was a special purpose computer?
1.ABC
2.ENIAC
3.EDVAC
4.All of the above
Which type of computers uses the 8-bit code called EBCDIC?
1.Minicomputers
2.Microcomputers
3.Mainframe computers
4.Super computer