Related Questions

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory . There are 100 seniors, 150 juniors and 200 sophomres who applied. Each senior's junior's name , 2 times; and each sophomres who applied. Each senior's name is placed in the lottery 3 times; each junior's name ,2 times name, 2 times ; and each sphomore's name , 1 time . What is the probability that a senior's name will be chosen?
A 18
B 38
C 48 
D 28
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
A man wishes to cover his floor with tiles, each one measuring 3/4 inch by 2 inches. If his room is rectangular, measuring 12 feet by 18 feet, how many such tiles will he need?
A 144
B 1152
C 1728
D 20736
The water in a fish tank measuring 114 feet by 8 inches is 7 inches high. The water is poured into another tank measuring 14 inches by 20 inches. What will be the height of water, in inches, in the second tank?
A 1/4
B 2
C 3
D 1/12
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
A Laser scanner
B Wand
C OCR
D MICR
E None of the above
What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
A Cache
B Concentrator
C Buffer
D I/O device
E None of the above
The device used for measuring altitudes is
A altimeter
B ammeter
C audiometer
D galvanometer
The device used for measuring altitudes is __
A altimeter
B ammeter
C audiometer
D galvanometer
The device used for measuring altitude is -
A audiometer
B ammeter
C altimeter
D galvanometer
The device used for measuring altitudes is -
A Ammeter
B Altimeter
C Audiometer
D Odometer

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