Saturday, 26 October 2013

Computer Science Engineering

1) The time for which a piece of equipment operates is called?
a) Seek time
b) Effective time
c) Access time
d) Real time
e) None of the above
Answer:   b
2) ____ is an area of a computer that temporarily holds data that is waiting to be processed, stored, or output?
a) Memory
b) Storage
c) Input
d) Output
Answer : a
3) A computer falls into the ____ category if it is, at the time of construction, one of the fastest computers in the world?
a) minicomputer
b) supercomputer
c) microcomputer
d) mainframe
Answer : b
4) The two basic types of record-access methods are?
a) Sequential and random
b) Sequential and indexed
c) Direct and immediate
d) On-line and real time
Answer   : a
5) The first firm to mass- market a microcomputer as a personal computer was
a) IBM
b) Sperry Univac
c) Data General corporation
d) Radio Shack
Answer: c
6) An integrated circuit is?
a) A complicated circuit
b) An integrating device
c) Much costlier than a single transistor
d) Fabricated on a tiny silicon chip
Answer: d
7) A process known as ____________ is used by large retailers to study trends?
a) data mining
b) data selection
c) POS
d) data conversion
Answer: a
8) Which of the following is NOT one of the four major data processing functions of a computer?
a) gathering data
b) processing data into information
c) analyzing the data or information
d) storing the data or information
Answer: c
9) Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology is known as?
a) robotics.
b) computer forensics.
c) simulation.
d) forecasting.
Answer: a
10) ____________ is the study of molecules and structures whose size ranges from 1 to 100 nanometers?
a) Nanoscience
b) Microelectrodes
c) Computer forensics
d) Artificial intelligence
Answer: a
11) Computers gather data, which means that they allow users to ____________ data?
a) present
b) input
c) output
d) store
Answer: b
12) The list of coded instructions is called?
a) Computer program
b) Algorithm
c) Flowchart
d) Utility programs
e) None of the above
Answer: a
13) The two broad categories of software are?
a) word processing and spreadsheet.
b) transaction and application.
c) Windows and Mac OS.
d) system and application.
Answer: d
14) Which of the following languages is more suited to a structured program?
a) PL/1
e) None of the above
Answer :d
15) A computer assisted method for the recording and analyzing of existing or hypothetical systems is?
a) Data transmission
b) Data flow
c) Data capture
d) Data processing
e) None of the above
Answer : b
16) The microcomputer, Intel MCS-80 is based on the widely used Intel?
a) 8080 microprocessor
b) 8085 microprocessor
c) 8086 microprocessor
d) 8082 microprocessor
e) None of the above
Answer : a
17) Which output device is used for translating information from a computer into pictorial form on paper?
a) Mouse
b) Plotter
c) Touch panel
d) Card punch
e) None of the above
Answer : b
18) An assembler is a?
a) Program
b) Person who assemble the parts
c) Symbol
d) Language
e) None of the above
Answer : a
19) Which type of system puts the user into direct conversation with the computer through a keyboard?
a) Real time processing
b) Interactive computer
c) Batch processing
d) Time sharing
e) None of the above
Answer:  b
20) A common boundary between two systems is called?
a) Interdiction
b) Interface
c) Interdiction
d) Surface
e) None of the above
Answer: b


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