Time during which a job is processed by the computer is
1.Delay times
2.Real time
3.Execution time
4. Down time
A characteristic of card systems is:
1. Slowness in processing data
2.Using cards as records of transactions
3.Needing a larger DP staff
4.All of above
A computer programmer
1.Does all the thinking for a computer
2. Can enter input data quickly
3. Can operate all types of computer equipments
4.Can draw only flowchart
A kind of scanner MICR is the short form of
1.Magnetic Ink Character Reader
2.Magnetic Ink Code Reader
3.Magnetic Ink Cases Reader
4.None
A typical personal computer used for business purposes would have__ of RAM.
1.4 KB
2.16 K
3.64 K
4.256 K
Access time is
1.seek time + latency time
2.seek time
3.seek time
4. latency time
An example of a digital device can be
1.Digital clock
2.Automobile speed meter
3.Clock with a dial and two hands
4.All of above
ASCII stands for
1.American Standard Code for Information Interchange
2.American Scientific Code for International Interchange
3.American Standard Code for Intelligence Interchange
4.American Scientific Code for Information Interchange
CD-ROM stands for
1.Compactable Read Only Memory
2. Compact Data Read Only Memory
3.Compactable Disk Read Only Memory
4.Compact Disk Read Only Memory
Central Processing Unit is combination of
1.Control and storage
2.Control and output unit
3.Arithmetic logic and input unit
4.Arithmetic logic and control unit
Easily reloctable language is
1.Machine language
2.Assembly language
3.High level language
4.Medium level language
EEPROM stands for
1.Electrically Erasable Programmable Read Only Memory
2. Electronic Erasable Programmable Read Only Memory
3.Easily Erasable Programmable Read Only Memory
4.Easily Erasable Programmable Read Only Memory
Fifth generation computer is also known as
1.Knowledge information processing system
2.Very large scale integration (VLSI)
3.Both of above
4.None of above
IBM 1401 computer was
1.Mainframe Computer
2.Mini Computers
3.Micro Computers
4.None of above
IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel disk drives from Tandon operating system from Microsoft the printer from Epson and the application software from everywhere. Can you name the country which contributed
1.India
2.China
3.Germany
4.Taiwan
Which of the following is not a class of computers based on size?
1.Mainframe Computers
2.Mini Computers
3.Micro Computers
4.Super Computers
MICR stands for
1.Magnetic Ink Character Reader
2.Magnetic Ink Code Reader
3.Magnetic Ink Case Reader
4.None of above
Model 5100 was ______ in 1957.
1.The first PC built by IBM
2.The first PC built by Apple
3.he first PC built by Motorola
4.The first PC built by Intel
MSI is the abbreviation of
1. Medium Scale Integrated
2.Medium System Integrated
3.Medium Scale Intelligent
4.Medium System Intelligent
The ALU of a computer normally contains a number of high speed storage element called
1.Semiconductor memory
2.Registers
3.Hard disks
4.Magnetic disk
The commonly used standard data code to represent alphabetical numerical and punctuation characters used in electronic data processing system is called
1.ASCII
2.EBCDIC
3.BCD
4.All of above
The data recording format in most of the modern magnetic tape is
1.7-bit ASCII
2.7-bit EBCDIC
3.8-bit ASCII
4.8-bit EBCDIC
The full form of EEPROM is
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
The original ASCII code used__bits of each byte reserving that last bit for error checking
1.5
2.6
3.7
4.8
The processing speed of first generation computers was
1. milliseconds
2.microseconds
3.nanoseconds
4.picoseconds
The Width of a processor’s data path is measured in bits. Which of the following are common data paths?
1.8 bits
2.12 bits
3.16 bits
4. 32 bits
The word Abacus is derived from Abax a word from
1.Latin language
2.Greek Language
3.Sanskrit language
4.Ancient Egypt
Through which device the main components of the computer communicate with each other?
1.Keyboard
2.System Bus
3.Monitor
4.Memory
VGA is
1.Video Graphics Array
2.Visual Graphics Array
3.Volatile Graphics Array
4. Video Graphics Adapter
What are the computers called that performs calculations and comparisons usually in the binary numbering system?
1. Analog Computers
2.Digital Computers
3.Hybrid Computers
4.None of above
What does the disk drive of a computer do?
1.Rotate the disk
2. Read the disk
3. Load a program from the disk into the memory
4.Both b and c
What type of device is computer keyboard?
1. Memory
2.Output
3.Storage
4.Input
Which 8-bit chip was used in many of today’s TRS-80 computers?
1. Z-8000
2.Motorola 6809
3.Z-8808
4.Z-80
Which is the limitation of high level language?
1.Lower efficiency
2.Machine dependence
3.machine level coding
4.None of above
Which of the following disk is fixed disk?
1.Hard Disks
2.Flash Disks
3. Blu-Ray Disks
4. DVDs
Which of the following have low failure rate?
1.mechanical devices
2.electronic devices
3.electro-mechanical devices
4.None of above
Which of the following is a class of computers based on model?
1.Digital Computer
2.Hybrid Computers
3. Analog Computers
4.AT Computers
Which of the following is not a class based on size?
1.Mainframe Computer
2.Micro Computer
3.Mini Computer
4.Digital Computer
Which of the following is not true?
1. Transistors are much smaller
2.Transistors produce low heat
3.Transistors were less reliable
4.Transistors were used in radios and other electronic devices
Which of the following memories need refresh?
1.SRAM
2.DRAM
3.ROM
4.All of above
Which of the following memories needs refresh?
1.SRAM
2.DRAM
3. ROM
4. All of above
Which of the following professions has not been affected by personal computers?
1.Medical
2. Clerical and law
3.Accounting
4. None of the above
Which statement is valid about interpreter?
1. It translates one instruction at a time
2.Object code is saved for future use
3. Repeated interpretation is not necessary
4.All of above
Which unit converts user data into machine readable form?
1.Input unit
2.Output unit
3.ALU
4.Control Unit
Which unit is known as nerve center of computer?
1.ALU
2.CU
3.Memory
4.Registers
Which was the computer conceived by Babbage?
1.Analytical Engine
2.Arithmetic Machine
3. Donald Kunth
4.All of above
Who designed the first electronics computer ? ENIAC/
1.Von Neumann
2.oseph M Jacquard
3.J. P. Eckert and J. W. Mauchly
4.All of above
Who invented EDSAC?
1.John v. Neumann
2.J.p. Eckert and John Mauchley
3.Maurice Wilkes
4.Howard Aiken
Who invented the microprocessor?
1.Marcian E Huff
2.Herman H Goldstein
3.Joseph Jacquard
4.All of above
Why ABC computer is called so?
1.Because it was developed by Atanasoff and Berry
2.Because it was thought to be the first computer so named with first alphabets of English
3.Both of above are the reason to name the computer ABC
4.None of above are true