Explore topic-wise MCQs in Electronics & Communication Engineering.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Electronics & Communication Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

A (7, 4) Hamming Code contains ______ parity bits.

A. 4
B. 2
C. 3
D. 1
Answer» D. 1
Discussion
2.

Match the elements of List I and List IIList I(Signalling Scheme)List II(Bit error rate)a) Coherent Binary PSK\(\left( i \right)\;\frac{1}{2}erfc\left( {\sqrt {{E_b}/2{N_0}} } \right)\)b) Coherent Binary FSK\(\left( {ii} \right)\;\frac{1}{2}exp\left( { - {E_b}/2{N_0}} \right)\)c) DPSK \(\left( {iii} \right)\;\frac{1}{2}\exp \left( { - {E_b}/{N_0}} \right)\) d) Non coherent binary FSK\(\left( {iv} \right)\;\frac{1}{2}erfc\left( {\sqrt {{E_b}/{N_0}} } \right)\)

A. (a) – (iv), (b) – (i), (c) – (iii), (d) – (ii)
B. (a) – (i), (b) – (iv), (c) – (ii), (d) – (iii)
C. (a) – (iv), (b) – (ii), (c) – (iii), (d) – (i)
D. (a) – (i), (b) – (iii), (c) – (iiv), (d) – (ii)
Answer» B. (a) – (i), (b) – (iv), (c) – (ii), (d) – (iii)
Discussion