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Serial & Parallel Data Transfer – 1 – 1

1. Which transmission is used for high speed transmission ?

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

ANSWER

EXPLANATION

2. Which mode allows the transmission in only one direction ?

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

ANSWER

EXPLANATION

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

EXPLANATION

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

EXPLANATION

5. In series, I/O data transmission takes place using ……….    

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

ANSWER

EXPLANATION

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