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Enter Security Code to Download the PaperPrivacy & Terms Close windowYou are
downloading ONGC Placement Paper Computer Engg questions 30 October 2012 Paper.
Following content will downloadONGC Question Bank in Computer Science,ONGC
practice questionsMultiple Choice Questions1. A computer derives its basic
strength from(a) speed(b) accuracy(c) memory(d) all of the above (Ans)(e) None
of the above.2. Modern computers compared to earlier computers are(a) faster and
larger(b) less reliable(c) larger and stronger(d) slower but more reliable(e)
faster and smaller (Ans)3. The use of computer for business applications is
attractive because of its(a) accuracy(b) reliability(c) speed(d) secret code
facility(e) All of the above (Ans)4. A computer is capable of performing almost
any task, provided that it can be(a) coded(b) memorized(c) analyzed(d) reduced
to a series of logical steps (Ans)(e) changed top mathematics equation5. A BIT
represents a(a) decimal digit(b) octal digit(c) binary digit (Ans)(d) hexa
decimal digit6. A computer has very high speed, accuracy and reliability. Its
intelligence quotient could be of the order of(a) 100(b) 0 (Ans)(c) 50(d) 200(e)
99.997. Computer can not do anything without a(a) chip(b) memory(c) output
device(d) program (Ans)(e) None of the above8. A computer possesses
information(a) as directed by the operator(b) automatically (Ans)(c) at once(d)
gradually and eventually(e) by truncating9. Pick up the false statement(a)
computer can manipulate both numeric and non-numeric symbols(b) computer errors
can usually be traced to faulty programs or inaccurate input data(c) the facts
or informational raw materials represented by numeric and non-numeric symbols
are called information (Ans)(d) the space in the primary storage section is
divided into four areas: input, working, storage, output and program storage.(e)
Information is the relevant knowledge that results from the processing and
arranging of data in an ordered and useful form.10. Processors of all computers,
whether micro, mini or mainframe must have(a) ALU(b) primary storage(c) control
Unit(d) all of the above (Ans)(e) None of the above.11. Pick up the correct
statement about computers(a) computers process data with human intervention
after the program has been fed(b) all comparisons are made in the control
section(c) the arithmetic-logic section of the CPU selects, interprets and
executes the program steps.(d) the secondary storage devices are usually
connected on line to the CPU but for accepting data from them or returning data
to them, human intervention is required(e) computers have the built-in ability
to obey different types of instructions. (Ans)12. Real time computing is
possible because of the following characteristic of computer(a) storage
capability(b) high speed (Ans)(c) accuracy(d) versatility(e) automatic in
execution13. Pick out the wrong statement about modern computer systems(a) these
are simple and easy to take care of(b) even beginners, untrained persons can
safely handle them (Ans)(c) they require a highly disciplined approach(d) it is
important to understand the proper overall procedures must be followed(e) the
negligent use of a computer system will almost always introduce time bombs into
the system.14. A collection of eight bits is called:(a) byte (Ans)(b) word(c)
record(d) file(e) None of the above15. Choose the incorrect statement about
micro computers, mini-computers, etc.(a) a microcomputer can be placed on a
single silicon chip(b) a minicomputer can have more processing capability than a
mainframe model(c) a microcomputer chip performs the arithmetic-logic and
control functions of a microcomputer(d) ROM chips may be used in micros ;to
permanently store program instruction(e) most micros use rigid disk storage
devices rather than floppy disk drives. (Ans)16. Control Unit of a digital
computer is often called the(a) lock(b) nerve center (Ans)(c) ICs(d) all of the
above(e) None of the above17. Pick up the correct statement(a) most mainframes
are 48-bit machines(b) thousands of super computers are currently being built(c)
super-computers are usually designed to process accounting applications(d)
mainframes may have multi-processor components that permit several tasks to be
processed at the same instant in time (Ans)(e) minicomputers can not use high
speed buffer storage components and are thus always slower than mainframe
models.18. The following acronym recognizes the fact that "computer errors" can
usually be traced to incorrect input data or unreliable programs(a) IGO (Ans)(b)
FIFO(c) LIFO(d) DASD(e) ROM19. Group of instructions that directs a computer is
called(a) storage(b) memory (Ans)(c) logic(d) program(e) None of the above20.
Which of the following does not describe one or more characteristics of a
computer?(a) electronic(b) external storage(c) stored program(d) program
modification at execution (Ans)(e) All of the above are characteristics.21.
Which of the following statements is true?(a) the smart approach to using
computers is to write programs(b) knowledge of the system development life cycle
is not important to operators who use computers without programming(c) hands-on
exposure to the computer is not helpful to those who write programs(d) personal
computer have been an important contributing factor in the movement towards
using computers without programming (Ans)(e) None of the above is true22. Which
can read data and convert them to a form that a computer can use?(a) logic(b)
storage(c) control(d) input device (Ans)(e) output device23. Software
instruction intended to satisfy a user,s specific processing needs are called(a)
system software(b) a microcomputer(c) documentation(d) applications software
(Ans)(e) All of the above24. Which kind of hardware is used the most in the
input phase of a computer based information system?(a) keyboard (Ans)(b)
printer(c) monitor(d) hard disk(e) floppy disk25. Which of the following is not
a factor when categorizing a computer(a) amount of main memory the CPU can
use(b) capacity of the storage devices(c) cost of the system(d) where it was
purchased (Ans)(e) speed of the output device26. Which of the following is the
most powerful type of computer?(a) super micro(b) super conductor(c)
microcomputer(d) super computer (Ans)(e) megaframe27. Which of the following
people probably has the least amount of technical knowledge ?(a) programmer(b)
user (Ans)(c) system analyst(d) computer operator(e) computer professional28.
Which kind of storage device cab be carried around?(a) floppy disk (Ans)(b) hard
disk(c) system cabinet(d) hard disk drive(e) floppy disk drive29. Which of the
following terms applies to communication between separate computer systems?(a)
computer literacy(b) power supply(c) applications software(d) connectivity
(Ans)(e) None of the above30. The Central Processing Unit (CPU) consists of:(a)
input, output and processing(b) control unit, primary storage & secondary
storage(c) control unit, arithmetic-logic unit, primary storage (Ans)(d) control
unit, processing, primary storage(e) None of the above31. People typically
interface with a computer based system when:(a) information must be output(b)
data must be input(c) information must be reviewed the computer needs a
direction (or instruction) in order to process data(d) All of the above(Ans :
e)32. The principle advantage of the centralized approach to organizing a
computer facility is :(a) cost-effectiveness(b) processing activities are easier
to coordinate(c) Processing activities are easier to control(d) processing
statements can be enforced(e) All of the above (Ans)33. The fifth generation
digital computer will be(a) extremely low cost(b) very expensive(c)
versatility(d) artificial intelligence (Ans)(e) None of the above34. To be
information, data must be(a) factual(b) relevant(c) news(d) all of the above
(Ans)(e) None of the above35. A data system for calculating measures used in
statistical inference is an example of a(a) teleprocessing system(b) data
management system(c) computing system (Ans)(d) All of the above(e) None of the
above36. For the purposes of defining data needs, a responsibility area is(a)
marketing(b) administration(c) personal (Ans)(d) all of the above(e) None of the
above37. Which is widely used in academic testing?(a) MICR(b) POS(c) OCR(d) OMR
(Ans)(e) None of the above38. Coded entries which are used to gain access to a
computer system are called:(a) entry codes(b) passwords (Ans)(c) security
commands(d) code words39. A factor which might cause an individual to consider
using a computer in criminal activities is :(a) the computer,s access to large
sums to money(b) the speed with which the crime can be accomplished(c) EFTS
(Electronic Funds Transfer System)(d) All of the above (Ans)40. EBCDIC can code
up to how may different characters ?(a) 816(b) 32(c) 64(d) 256(Ans : e)41. Which
of the following statements is true?(a) the installation of a computer is
favorably received by all employees(b) some form of training is necessary for
employees who will work with computers (Ans)(c) computers are portrayed solely
as society,s benefactor(d) a business person is only interested in the
computer,s accuracy.42. Which is considered a direct entry input device?(a)
optical scanner(b) mouse(c) light pen(d) digitizer(e) All of the above (Ans)43.
The daily processing of corrections to customer accounts best exemplifies the
processing mode of :(a) batch processing (Ans)(b) real-time processing(c)
interactive processing(d) All of the above44. The data processing job expected
to further decreases in the 1990s is that of :(a) keypuncher (Ans)(b) data entry
clerk(c) computer operator(d) programmer45. Which is a unit of measurement used
with computer systems?(a) byte(b) kilobyte(c) megabyte(d) gigabyte(e) All of the
above (Ans)46. Which of the following statements is true?(a) analysts usually
work alone and sometimes as part of a team(b) most systems projects are
completed in 6 12 weeks(c) an analyst,s primary concern is the development of
software(d) analysts evaluate data flow through an organization (Ans)47. In
computer terminology, information means(a) raw data(b) data in more useful or
intelligible form (Ans)(c) alphanumeric data(d) program48. A computer
programmer(a) does all the thinking for a computer (Ans)(b) can enter input data
quickly(c) can operate all types of computer equipment(d) can draw only
flowchart49. A character is represented in EBCDIC by:(a) one bit(b) four bits(c)
eight bits (Ans)(d) sixteen bits(e) None of the above50. Most of the errors
blamed on computers are actually due to(a) programming errors(b) hardware
fatique(c) defects in floppy disks(d) data entry errors (Ans)51. Which is a
secondary memory device ?(a) CPU(b) ALU(c) Floppy disk (Ans)(d) Mouse(e) None of
the above52. Which is the most significant difference between a simple desk
calculator and computer? Choose from the following (note that some of the
following may not even be true).(a) the computer is an electronic machine while
the desk calculator may or may not be electronic(b) the computer is useful in
business applications while the desk calculator is not(c) the computer can print
its results, while the desk calculator can only show it on a display(d) the
computer is controlled by a program stored in its memory while calculator
require step-by-step manual control (Ans)(e) One has to know the method of
calculation while using a calculator but a computer user can depend upon the
computer to choose the method automatically.53. A term associated with the
comparison of processing speeds of different computer systems is :(a) EFTS(b)
MPG(c) MIPS (Ans)(d) CPS54. RAM is used as a short memory beacuse it(a) is
volatile (Ans)(b) is very expensive(c) has small capacity(d) is programmable(e)
None of the above55. General purpose computes are those that can be adopted to
countless uses simply by changing its.(a) keyboard(b) printer(c) program
(Ans)(d) display screen(e) None of the above56. Which is the computer memory
that does not forget?(a) ROM (Ans)(b) RAM(c) PROM(d) All of the above(e) None of
the above57. The Senta Clara Valley near Palo Alto, California is popularly
known as Silicon Valley of America because(a) huge deposits of silicon are found
there(b) many silicon chip manufacturing firms are located there (Ans)(c) Santa
Claus visits it every Christmas(d) it is full of large grain sand58. Computers
are incapable of emotional feelings. However, some people attribute humanlike
emotions to imitate objects including computers. What is it called?(a)
anthropogenesis(b) anthropomorphism (Ans)(c) anthroolatory(d) cybernetics59.
According to you, which of the following statements is incorrect?(a) generally,
computers don,t make mistakes(b) computers eliminate jobs(c) computers can think
(Ans)(d) maths is necessary to understand computers60. The most common binary
code in use today is the 8 bit ASCII code. What do the letters ASCII stand
for?(a) American Standard Code for International Interchange(b) American
Standard Code for Information Interchange (Ans)(c) American Standard Code for
Intelligence interchange(d) American Scientific Code for Information
Interchange(e) None of the above 

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