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Home » GAT Subject » Computer Science » Aptitude Test - 99
1.A program language:
A. defines the form of the instruction
B. is always machine dependent
C. is never machine dependent
D. defines the form of the instruction
2.Which of the following symbol modes are used to input of graphics to General CAD system?
A. Live and Rectangle mode
B. Arc and Circle mode
C. Dimension and Alphanumeric mode
D. Live and Rectangle mode
3.Which technique enables the designer to mold and shape, rather than construct on object using a series of lines?
A. Solid modeling
B. Wire-frame modeling
C. Surface modeling
D. Solid modeling
4.Computer-based controllers:
A. should be built in a modular fashion wherever possible
B. are very difficult to change
C. are very flexible
D. should be built in a modular fashion wherever possible
5.Flood guns bombard the phosphor surface of the tube in which one of the following types of CRT technology?
A. Direct view storage tube
B. Raster scan CRT
C. Refresh-vector CRT
D. Direct view storage tube
6.Automation normally means:
A. a net loss of jobs.
B. a net increase in jobs.
C. no change in jobs.
D. a net loss of jobs.
7.Trend analysis:
A. is used only in financial planning
B. can improve control system response
C. requires a very expensive system to implement
D. is used only in financial planning
8.The use of specialized workstations:
A. provides limited growth potentials for 3-D
B. reduces the host computer workload and allows more users
C. reduces the host computer workload
D. provides limited growth potentials for 3-D
9.What key hardware item ties a CAD/ CAM system together?
A. Mouse
B. Graphics workstation
C. Digitizer
D. Mouse
10.Which of these controller types is the most accurate?
A. Proportional plus integral
B. Proportional
C. Proportional plus derivative
D. Proportional plus integral
11.Flat panel displays are based on what type of technology?
A. Direct view storage tube
B. Very large-scale integration (VLSI)
C. Solid state
D. Direct view storage tube
12.Which of the following is a graphical input device?
A. light pen
B. keyboard
C. mouse
D. light pen
13.Today, programmable controllers:
A. are more powerful then the first controllers on the market
B. are relatively low cost compared with the original digital equipment available for industrial control
C. can be cost effective even when replacing just a few relays
D. are more powerful then the first controllers on the market
14.Productivity is defined as:
A. number of items manufactured per day
B. output per man-hour of labour
C. cost per day
D. number of items manufactured per day
15.The main function(s) of computer in CAD is/are
A. To serve as an extension to the memory of the designer
B. To enhance the analytical and logical power of the designer
C. To relieve the designer from routine repetitious tasks.
D. To serve as an extension to the memory of the designer
16.The first industrial robot for commercial uses was installed in a Japanese plant at Toyota Automatic Loom Company, the parent company of the Toyota Automobile Group. When did this robot go into operation?
A. Jun-65
B. Nov-66
C. Dec-67
D. Jun-65
17.What is the difference between integral and derivative control?
A. derivative control does not eliminate offset error
B. integral control has slower response to an error signal.
C. derivative control responds to a change in the rate of change in the error signal
D. derivative control does not eliminate offset error
18.The program counter:
A. decides which program to run
B. counts the number of instructions that have been executed
C. contains the address of the next instruction to be executed
D. decides which program to run
19.Digital signals:
A. can have three possible levels
B. are assigned values of 1 or 0 depending on the voltage level
C. have a sinusoidal shape.
D. can have three possible levels
20.There are several procedures you can implement to provide maximum security. The most important of these is:
A. do not leave training manuals unsecured
B. run regular simulated tests using TARP (testing of Applications Recovery Planes)
C. Verify the reputation of the people installing your system
D. do not leave training manuals unsecured
21.Semiconductor devices:
A. are less reliable than electro�mechanical components
B. usually have a very short MTBF (mean time between failure)
C. have a very short infant mortality period
D. are less reliable than electro�mechanical components
22.A drum timer is a good example of:
A. an output actuator
B. an input sensor
C. a position sensor
D. an output actuator
23.The formula for memory capacity is:
A. MC = N/2
B. MC = 2/N
C. MC = N squared.
D. MC = N/2
24.How is the integral mode implemented using analog methods?
A. Op amp and resistors
B. Op amp and a capacitor
C. Op amp and an RC network to place the error voltage across the capacitor
D. Op amp and resistors
25.The general type of process found in industry is:
A. discrete parts
B. continuous
C. batch
D. discrete parts
26.Which method is frequently used, especially in the early stages of design?
A. The iterative design method
B. The direct method
C. The design selection method
D. The iterative design method
27.In raster-scan colour monitors, colour can be intensified by:
A. grouping the phosphor dots in a circular pattern
B. having each electron gun controlled by a composite signal
C. using an in-line gun arrangement with a solid metal mesh
D. grouping the phosphor dots in a circular pattern
28.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. require an external timer added by the user
29.A discrete parts process is:
A. the same as a continuous process except a different controller must be used
B. often encountered in manufacturing
C. normally a repetitive series of operations
D. the same as a continuous process except a different controller must be used
30.Speech recognition:
A. will never be used in industrial controls
B. is already widely used in industrial controls
C. will be used in more applications as the technology matures.
D. will never be used in industrial controls
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