Serial & Parallel Data Transfer – Exercise – 1

1. Which transmission is used for high speed transmission ?

(a) Synchronous
(b) Asynchronous
(c) Both (a) & (b)
(d) None of these

Answer
Answer : (a)
Explanation
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2. Which mode allows the transmission in only one direction ?

(a) Simplex
(b) Half Duplex
(c) Full Duplex
(d) None of these

Answer
Answer : (a)
Explanation
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3. Modems are used to convert :

(a) Analog data to digital data
(b) digital data to Analog data
(c) Both (a) & (b)
(d) None of these

Answer
Answer : (c)
Explanation
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4. In …………… transmission, a start bit and a stop bit frame a character byte.

(a) Synchronous series
(b) Asynchronous series
(c) Both (a) & (b)
(d) None of these

Answer
Answer : (b)
Explanation
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5. In series, I/O data transmission takes place using ……….

(a) ASCII
(b) BCD
(c) Both (a) & (b)
(d) None of these

Answer
Answer : (a)
Explanation
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