Explore topic-wise MCQs in Computer Science.

This section includes 258 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.

1.

The linking of PCs with a communi¬cations system is referred to as:

A. workstations
B. streaming
C. turnkey systems
D. networking
E. None of the above
Answer» E. None of the above
Discussion
2.

The APT (automatically progra¬mmed tools) language is used with:

A. large automation systems
B. drafting systems
C. programmable controllers
D. numerical controlled machines.
E. None of the above
Answer» E. None of the above
Discussion
3.

A proportional plus integral contro¬ller can:

A. has no transient response
B. can compensate for lag
C. can increase the system type
D. both (b) and (c)
E. None of the above
Answer» E. None of the above
Discussion
4.

Microcomputer-based control sys¬tems

A. will just keep their present capability
B. will have more standard industrial application software available in the future.
C. will tend to increase in cost.
D. All of the above
E. None of the above
Answer» C. will tend to increase in cost.
Discussion
5.

The chosen language for the Japanese Fifth-Generation Compu¬ter Project is:

A. LISP
B. FORTRAN
C. COBOL
D. PROLOG
E. None of the above
Answer» E. None of the above
Discussion
6.

A LISP environment consists of a language, a programming environ¬ment, and:

A. random-access storage
B. a processor
C. a large address
D. a set of functions
E. None of the above
Answer» E. None of the above
Discussion
7.

Microcomputer-based control sys¬tems

A. will just keep their present capability
B. will have more standard industrial application software available in the future.
C. will tend to increase in cost.
D. All of the above
E. None of the above
Answer» C. will tend to increase in cost.
Discussion
8.

The linking of PCs with a communi¬cations system is referred to as:

A. workstations
B. streaming
C. turnkey systems
D. networking
E. None of the above
Answer» E. None of the above
Discussion
9.

The chosen language for the Japanese Fifth-Generation Compu¬ter Project is:

A. LISP
B. FORTRAN
C. COBOL
D. PROLOG
E. None of the above
Answer» E. None of the above
Discussion
10.

A LISP environment consists of a language, a programming environ¬ment, and:

A. random-access storage
B. a processor
C. a large address
D. a set of functions
E. None of the above
Answer» E. None of the above
Discussion
11.

Timing using a TM990 micro¬computer:

A. require an external timer added by the user
B. is available on the standard CPU board
C. can be handled in software
D. both (b) and (c)
E. None of the above.
Answer» E. None of the above.
Discussion
12.

A proportional plus integral contro¬ller can:

A. has no transient response
B. can compensate for lag
C. can increase the system type
D. both (b) and (c)
E. None of the above
Answer» E. None of the above
Discussion
13.

The APT (automatically progra¬mmed tools) language is used with:

A. large automation systems
B. drafting systems
C. programmable controllers
D. numerical controlled machines.
E. None of the above
Answer» E. None of the above
Discussion
14.

The"walk-through"methodof programming a robot involves:

A. alking through your suggested procedure with your supervisor prior to programming
B. hysically moving the robot through all the motions it is to repeat
C. oving the robot from one location to another
D. ll of the above.
E. one of the above
Answer» C. oving the robot from one location to another
Discussion
15.

Whichofthefollowingmaybe classified as an automation system?

A. utomated warehouses
B. umericallycontrolledmachine tools
C. obotics
D. ll of the above
E. one of the above
Answer» E. one of the above
Discussion
16.

Howistheintegralmode implemented on a digital controller?

A. he digital controller cannot handle integral mode
B. he error is divided into discrete amounts
C. he error signal is summed over a discrete time interval and accumulated by the controller
D. ll of the above
E. one of the above
Answer» D. ll of the above
Discussion
17.

TheAPT(automaticallyprogra-mmed tools) language is used with:

A. arge automation systems
B. rafting systems
C. rogrammable controllers
D. umerical controlled machines.
E. one of the above
Answer» E. one of the above
Discussion
18.

Robotscanincreaseproductivity because:

A. hey do not take a vacation
B. hey do not get tired
C. roduction quality is uniform
D. ll of the above
E. one of the above
Answer» E. one of the above
Discussion
19.

Thethreekeyelementsfora graphics workstation include the host processor, display controller, and:

A. ouse
B. eyboard
C. RT
D. igitizer
E. one of the above
Answer» D. igitizer
Discussion
20.

TimingusingaTM990micro-computer:

A. equire an external timer added by the user
B. s available on the standard CPU board
C. an be handled in software
D. oth (b) and (c)
E. one of the above.
Answer» E. one of the above.
Discussion
21.

Thecoordinatesystemusedto describe a workpiece:

A. s always two-dimensional
B. hanges from part to part
C. s defined with respect to a point on the machine
D. ll of the above
E. one of the above
Answer» D. ll of the above
Discussion
22.

Howistheintegralmode implemented using analog methods?

A. p amp and resistors
B. p amp and a capacitor
C. p amp and an RC network to place the error voltage across the capacitor
D. ll of the above
E. one of the above
Answer» C. p amp and an RC network to place the error voltage across the capacitor
Discussion
23.

Whatisthedifferencebetween integral and derivative control?

A. erivative control does not eliminate offset error
B. ntegral control has slower response to an error signal.
C. erivative control responds to a change in the rate of change in the error signal
D. ll of the above
E. one of the above
Answer» E. one of the above
Discussion
24.

The concept of a general CAD system was that it should provide:

A. A system for handling user actions.
B. A system for the operation of applications programming.
C. A set of basic system functions and utilities.
D. All of the above
Answer» E.
Discussion
25.

The new industrial revolution has been caused by:

A. social unrest
B. advances in electronics
C. the Vietnam War
D. demand for higher wages
Answer» C. the Vietnam War
Discussion
26.

The parallel register:

A. can store a multiple bit binary number
B. uses R-S flip-flops
C. All of the above
D. is erased after a word is read fromit
Answer» B. uses R-S flip-flops
Discussion
27.

Which of the following method is used the results of a design analysis as a base for redesign decisions?

A. The iterative design method
B. The direct method
C. The design selection method
D. All of the above
Answer» B. The direct method
Discussion
28.

D/A (digital to analog) conversion:

A. results in a binary code as the final output
B. has to be sampled at 1/2 the highest input frequency
C. must be fed through a filter to reproduce the original signal accurately
D. both (b) and (c)
Answer» D. both (b) and (c)
Discussion
29.

Robot motion:

A. is the same for all robots
B. usually imitates human motion
C. is not dependent on the robot structure
D. All of the above
Answer» C. is not dependent on the robot structure
Discussion
30.

A pick-and-place manipulator is:

A. the most flexible of all robots
B. an intelligent robot
C. capable of point-to-point operation
D. primarily used for large parts handling
Answer» D. primarily used for large parts handling
Discussion
31.

Programmable controllers:

A. are programmed using relay ladder logic
B. cannot perform functions other than relay logic
C. are widely used in many different industries
D. (a) and (c) above
Answer» E.
Discussion
32.

A typical NC system has which of the following components?

A. Controller
B. Tape input
C. Machine tool
D. All of the above
Answer» E.
Discussion
33.

The robot:

A. is very primitive at the present
B. represents the most powerful new industrial automation tool currently on the horizon
C. will be more useful when robot vision is improved significantly
D. All of the above
Answer» E.
Discussion
34.

Which of the following is considered a high-level language?

A. Machine language
B. FORTRAN
C. Assembly language
D. All of the above
Answer» C. Assembly language
Discussion
35.

The main activity(ies) of Designer in CAD is/are:

A. Control of the design process in information distribution.
B. Application of creativity, ingenuity, and experience.
C. Organisation of design information
D. All of the above
Answer» E.
Discussion
36.

Which of the following is required for a plotter to perform specific commands?

A. Firmware
B. Software
C. Driver
D. Hardware
Answer» D. Hardware
Discussion
37.

Two of the major processing languages are PROLOG and:

A. LISP
B. COBOL
C. BASIC
D. Pascal
Answer» B. COBOL
Discussion
38.

Use of modern control technology in automation systems:

A. reduces costs
B. improves reliability
C. increases yield
D. All of the above
Answer» E.
Discussion
39.

Over the last ten years, productivity has risen most rapidly in:

A. Italy
B. Japan
C. France
D. United States
Answer» C. France
Discussion
40.

Which of the following elements can be used with a TI510 FC?

A. Drum timer
B. Metronome
C. Cymbal timer
D. Flashing light
Answer» B. Metronome
Discussion
41.

Which of the following represents a conditional branching instruction?

A. BGT LOOPS
B. GOTO 50
C. X = 5 + Y
D. JMP MOTOR
Answer» B. GOTO 50
Discussion
42.

The workspace required for a robot:

A. is less than that of a human performing the same task
B. depends upon the robot used
C. is not dependent on the application.
D. must be enclosed by a fence
Answer» C. is not dependent on the application.
Discussion
43.

Flexible manufacturing allows for:

A. factory management
B. automated design
C. tool design and tool production
D. quick and inexpensive product changes
Answer» E.
Discussion
44.

Many things can be done to minimize downtime loss. Identify two of them.

A. establish a user forum program
B. stock critical spare parts
C. provide an extra workstation
D. both b and c
Answer» E.
Discussion
45.

The "walk-through" method of programming a robot involves:

A. walking through your suggested procedure with your supervisor prior to programming
B. physically moving the robot through all the motions it is to repeat
C. moving the robot from one location to another
D. All of the above.
Answer» C. moving the robot from one location to another
Discussion
46.

A proportional plus integral contro¬ller can:

A. has no transient response
B. can compensate for lag
C. can increase the system type
D. both (b) and (c)
Answer» E.
Discussion
47.

The refresh-vector CRT uses which of the following techniques?

A. The beam constantly travels across the screen to turn on/off a series of pixels.
B. Makes changes on the image by increasing the anode voltage.
C. Uses an electron gun to continuously flood the surface of the tube.
D. Creates images on the screen by scanning straight-line vectors between selected points.
Answer» E.
Discussion
48.

What two methods are available to build electronic continuous control?

A. Analog and mechanical
B. Pneumatic and analog
C. Analog and digital
D. All of the above
Answer» D. All of the above
Discussion
49.

The rectangular boundary around a specific area on the display is called

A. a window
B. a conic section
C. a view point
D. a view plane
Answer» B. a conic section
Discussion
50.

Three different aspects of colour are used to define specific colours. They are hue, saturation, and:

A. metamer
B. value
C. gray scale
D. shading
Answer» C. gray scale
Discussion