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.

101.

VLSI (very large scale integrated circuits) logic:

A. will not be available in this decade
B. means more costly electronic products in the future
C. will result in lower cost, higher capability electronic equipment
D. All of the above
Answer» D. All of the above
102.

The insect type robot Attila is a more competent version of the robot Genghis an weights 1.7 kg. What is the number of microprocessors carried by its body?

A. 15
B. 10
C. 33
D. 15
Answer» C. 33
103.

Which item best describes a CAM technology?

A. Numerical control
B. Drafting
C. Documentation
D. Geometric modeling
Answer» B. Drafting
104.

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

A. LISP
B. FORTRAN
C. COBOL
D. PROLOG
Answer» E.
105.

The digitizing technology that uses an electric field radiated from the tablet and picked up by a cursor is:

A. electromagnetic
B. raster
C. sonic
D. electrostic
Answer» E.
106.

Robots consist of three basic components; power supply, control (memory) console, and:

A. coaxial cable
B. microcomputer
C. mechanical unit (arm)
D. software
Answer» D. software
107.

Software is:

A. printer output
B. a set of instructions
C. tape input.
D. a programming language
Answer» C. tape input.
108.

The program execution time:

A. must be slower than the fastest mechanical operation that is to be controlled
B. will vary depending on the language used
C. cannot be changed once the program is written
D. All of the above
Answer» C. cannot be changed once the program is written
109.

The addition of _____ can reduce processing time.

A. A buffer
B. An EPROM
C. A converter
D. A co-processor
Answer» E.
110.

Digitizers can be converted from "dumb" to "smart" through the addition of:

A. a microprocessor
B. an electromagnetic coupling
C. keyboard
D. a scanner
Answer» B. an electromagnetic coupling
111.

The greatest change as a result of CAD/CAM is taking place in which industry?

A. Medical
B. Aerospace
C. Electronics
D. Cartography
Answer» D. Cartography
112.

The real "brain" of an artificial intelligence system is referred to as:

A. bubble memory
B. the expert system
C. recursive technology
D. natural language interfaces
Answer» C. recursive technology
113.

The difference between a high-technology and a medium-technology robot is the:

A. speed of movement
B. range of motion of the robot
C. accuracy of the robot
D. complexity of the task it can perform.
Answer» E.
114.

The electronic component that has been the key to recent developments in automation is the:

A. improved vacuum tube
B. integrated circuit
C. diode
D. transistor
Answer» C. diode
115.

A common way to take x, y coordinates off a drawing is to use a

A. light pen
B. digitiser
C. Direct view storage tube (DVST)
D. Tablet
Answer» C. Direct view storage tube (DVST)
116.

In order to combat foreign competition, U.S. companies are:

A. automating
B. ignoring the situation
C. seeking import tariffs
D. decreasing the salaries
Answer» B. ignoring the situation
117.

In the instruction, 500 SUBA # 50 the command field is:

A. 500
B. # 50000
C. SUBA
D. (b) and (c)
Answer» D. (b) and (c)
118.

The basic difference between broadband and baseband is:

A. availability
B. capacity
C. reliability
D. transmission
Answer» C. reliability
119.

If the present value in a timer in the TI510 is 8, how many milliseconds is required from the time the timer is started until the output is enabled?

A. 18
B. 133.36
C. 149.88
D. 1275.41
Answer» C. 149.88
120.

A solenoid:

A. can be used only in de circuits
B. is spring operated
C. is widely used in industrial automation
D. is related to an aneroid
Answer» D. is related to an aneroid
121.

One of the following is not considered a method of input control in a CAD system.

A. Joystick
B. Programmable function box
C. Plotter
D. Touch terminal
Answer» D. Touch terminal
122.

What two disciplines are usually tied by a common data base?

A. Documentation and geometric modeling
B. Computer-aided design and computer-aided manufacturing
C. Testing and analysis
D. Drafting and documentation
Answer» C. Testing and analysis
123.

In the PROLOG language system, facts are manipulated by:

A. algorithms
B. rules
C. memory
D. simulations
Answer» C. memory
124.

Sensors:

A. are easily developed
B. probably will not improve over the next decade
C. are not important in automation
D. will be much smarter and more sophisticated in the future
Answer» E.
125.

The general CAD system was development by considering a wide range of possible uses of such a system.

A. Mechanical engineering design
B. Animation and graphic design
C. Structural engineering design and Electronic circuit design
D. All of the above
Answer» E.
126.

Stepping motors:

A. can run at varying speeds
B. can be built to index different amounts by changing the pole configuration
C. can run both clockwise and counterclockwise
D. do not require commutators
Answer» E.
127.

The accuracy of a pick-and-place robot can be as good as:

A. + 0.0005 inches
B. + 0.05 inches
C. 0.008 inches
D. 0.03
Answer» B. + 0.05 inches
128.

For a type 0 system, the steady-state:

A. error for a step input is always zero
B. error for a velocity input is always zero
C. input for acceleration input is always non-zero
D. (a) and (c)
Answer» D. (a) and (c)
129.

Straight-line operations:

A. must be limited to two per workpiece
B. must be parallel to one of the axes of the coordinate system
C. can include diagonal cuts if they aren't curved
D. All of the above
Answer» C. can include diagonal cuts if they aren't curved
130.

What is offset error?

A. the difference between the sensor input and the absolute sensed parameter.
B. the difference between the controller output and the setting of the manipulated variable.
C. the difference between the control setpoint value and the actual value.
D. All of the above
Answer» D. All of the above
131.

Most continuous control actuators:

A. are of the time proportioning type
B. use a 4 to 20 mA current loop input
C. are used with standard continuous control loop
D. (b) and (c) above
Answer» E.
132.

Who are called steel collar workers?

A. Office clerks
B. Factory workers
C. Steel factory workers
D. Robots
Answer» E.
133.

Most industrial control applications:

A. can be solved using more than one method of control
B. can be done more reliably using solid-state methods
C. must have the process specified correctly to be successful
D. All of the above
Answer» E.
134.

If the transient response of a system is overdamped:

A. the value of the output exceeds the value of the input at times during the transient period.
B. the value of the output never exceeds the value of the input during the transient period.
C. the value of the output never stabilizes.
D. All of the above
Answer» C. the value of the output never stabilizes.
135.

Operator interaction directly with the CRT is accomplished via:

A. a digitizing tablet
B. vector scanning
C. a stylus
D. a touch terminal
Answer» E.
136.

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
Answer» E.
137.

In general, American buyers will purchase goods:

A. that offer the best quality for the least money.
B. that are made in America, even at higher costs.
C. without regard to country of manufacturer.
D. (a) and (c)
Answer» E.
138.

The heart of automation technology is.

A. robots
B. computers
C. control
D. sensors
Answer» C. control
139.

Which of the following are kinds of instructions?

A. Input
B. Arithmetic
C. Conditional branching
D. All of the above
Answer» E.
140.

The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:

A. concerned with production and control of tool design
B. concerned with management programs
C. designed for communications
D. specifically for PC-board design
Answer» B. concerned with management programs
141.

A way to transfer programs to a central system is:

A. by setting bit switches on the central CPU
B. to copy the program into PROMs and install the PROMs in the system
C. to develop the program on the actual system only
D. All of the above
Answer» C. to develop the program on the actual system only
142.

Actuators are used to:

A. sense an object
B. activate a chemical
C. make a mechanical movement
D. All of the above
Answer» D. All of the above
143.

The speed at which the monitor accepts data is called:

A. bandwidth
B. response time
C. interlacing
D. scanning
Answer» B. response time
144.

CAE and CAM are linked through:

A. a common data base and communications system
B. NC tape programming and automated design
C. parts production and testing
D. assembly automation and tool production.
Answer» B. NC tape programming and automated design
145.

Most current PC CAD systems are used for producing:

A. solids modeling
B. 2-D drawings
C. circuit simulation
D. finite element analysis
Answer» C. circuit simulation
146.

Today's engineers feel that the ultimate solution to the CAD/CAM problem will be

A. Animation
B. the microprocessor
C. turnkey systems
D. development of a more efficient display controller
Answer» C. turnkey systems
147.

A continuous process is:

A. used only for simple tasks
B. one that never shuts down
C. self-contained in that raw materials enter the process and an identifiable products exits the process.
D. used only with analog controllers.
Answer» D. used only with analog controllers.
148.

Which part of the system performs the "housekeeping" chores?

A. operating system
B. compiler
C. interpreter
D. translator
Answer» B. compiler
149.

Having compatibility and commonality in and between vendors' equipment is called:

A. registration
B. standardization
C. integration
D. networking
Answer» C. integration
150.

Most data transmission in the future will be:

A. digital bit stream encoded data
B. analog in nature
C. carried over metallic telephone lines
D. All of the above
Answer» B. analog in nature