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Home » GAT Subject » Computer Science » Aptitude Test - 106
1.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. concerned with production and control of tool design
2.Localizing an object in an image and selectively analyzing the object in a series of redundant layers is referred to as the:
A. Turing test
B. pyramid
C. Gaussian pyramid
D. Turing test
3.In the operation of a programmable controller:
A. all of the logic status is maintained in memory
B. any latched data must be done using an external latching relay
C. mathematics cannot be performed
D. all of the logic status is maintained in memory
4.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. A system for handling user actions.
5.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
6.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. walking through your suggested procedure with your supervisor prior to programming
7.Which of the following is often used as an alternative to the light pen or in association with storage tube displays?
A. Digitiser
B. Track ball
C. Mouse
D. Digitiser
8.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. Mechanical engineering design
9.Relay ladder logic is used in a PC because:
A. it is impossible to write a control program for a machine in any other logic
B. it is the best industrial control language ever developed.
C. most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
D. it is impossible to write a control program for a machine in any other logic
10.The "end-effector" of a robot:
A. can be an actual tool
B. is the robot "hand"
C. may have a gripping action
D. can be an actual tool
11.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. must be slower than the fastest mechanical operation that is to be controlled
12.One advantage of a PC in industrial control is that it:
A. has a reliable long life compared to relay logic
B. is very difficult for the inexperienced programmer to understand
C. is unreliable because there are no moving parts
D. has a reliable long life compared to relay logic
13.An operating system:
A. is required to run a microprocessor system
B. provides a structure with which to develop application programs
C. is useful because standard modules can be used
D. is required to run a microprocessor system
14.When one must sell a project to management, the most important document he or she can produce is a:
A. method for financing the project
B. summary of the problem
C. project evaluation
D. method for financing the project
15.What is required to enable the PC to emulate a graphics terminal?
A. Software
B. A laser printer
C. A color monitor
D. Software
16.Which type of digitizer measures a wave traveling at the speed of sound?
A. Electrostatic
B. Sonic
C. Digitizing sr amer
D. Electrostatic
17.An encoder:
A. is used to send telegraph signals
B. converts an input to a binary number
C. converts a binary number to a decimal number.
D. is used to send telegraph signals
18.Operator interaction directly with the CRT is accomplished via:
A. a digitizing tablet
B. vector scanning
C. a stylus
D. a digitizing tablet
19.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. Documentation and geometric modeling
20.Which of the following is a graphical output device?
A. Dot-matrix Printer
B. Plotter
C. Laser Printer
D. Dot-matrix Printer
21.A display of a volume model that shows all of its edges is called a:
A. surface model
B. 3-D model
C. wire-frame
D. surface model
22.A sequence controller:
A. is difficult to program
B. is a mechanical only controller
C. is no longer in widespread use
D. is difficult to program
23.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. are programmed using relay ladder logic
24.Which of the following are kinds of instructions?
A. Input
B. Arithmetic
C. Conditional branching
D. Input
25.What command is used to count the total number of lines, words, and characters contained in a file?
A. countw
B. wcount
C. wc
D. countw
26.What command is used to remove files?
A. dm
B. rm
C. delete
D. dm
27.What command is used to remove the directory?
A. rdir
B. remove
C. rd
D. rdir
28.What command is used with vi editor to delete a single character?
A. x
B. y
C. a
D. x
29.What hardware architectures are not supported by Red Hat?
A. SPARC
B. IBM-compatible
C. Alpha
D. SPARC
30.The physical layer of a network
A. constructs packets of data and sends them across the network
B. controls error detection and correction
C. defines the electrical characteristics of signals passed between the computer and communication devices
D. constructs packets of data and sends them across the network
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