171. How much power a light emitting diode can couple into an optical fiber ?
(A) 100 Microwatts
(B) 440 Microwatts
(C) 100 Picowatts
(D) 440 Picowatts

172. In synchronous modem, the digital-to-analog converter transmits signal to the ?
(A) Equilizer
(B) Modulator
(C) Terminal
(D) Demodulator

173. In communication satellite, multiple repeaters are known as ?
(A) Detector
(B) Modulator
(C) Stations
(D) Transpondess

174. Number of bits per symbol used in Baudot code is ?
(A) 7
(B) 5
(C) 8
(D) 9

175. The loss in signal power as light travels down the fiber is called ?
(A) Attenuation
(B) Progragation
(C) Scattering
(D) Interruption

176. The computer code for the interchange of information between terminals is ?
(A) BCD
(B) EBCDIC
(C) ASCII
(D) All of these

177. EBCDIC can code upto how many different characters ?
(A) 16
(B) 256
(C) 64
(D) 32

178. __________ is an object-oriented programming language developed in 1991 AD.
(A) C/C++
(B) ADA
(C) Java
(D) Visual Basic

179. Press “Ctrl+5” for __________ in the selected paragraph.
(A) Single line space
(B) 1.5 line space
(C) Double line space
(D) 2.5 line space

180. Who developed Analytical Engine ?
(A) John Napier
(B) Leibnitz
(C) Charles Babbage
(D) Dr.Herma

ANSWERS: COMPUTER SCIENCE QUIZ
171. A
172. A
173. D
174. B
175. A
176. C
177. B
178. C
179. B
180. C
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