# Electronics and Communication Engineering - Matching Questions

### Exercise :: Matching Questions - Section 3

21.

Match the following:

List I List II
A.CLP1.Displays DOS version being used
B.MSAV2.Partitions hard disk
C.F DISK3.Anti-virus program
D.VER4.Cleans screen

 A. A-1, B-2, C-3, D-4 B. A-4, B-3, C-2, D-1 C. A-2, B-3, C-4, D-1 D. A-2, B-1, C-4, D-3

Explanation:

No answer description available for this question. Let us discuss.

22.

Match the following:

List I List II
A.RF amplifier1.Amplifier received carrier and sidebands
B.Loudspeaker2.Gives acoustic output
C.Demodulator3.Has IF input and AF output
D.IF amplifier4.Fixed-tuned to intermediate frequency

 A. A-1, B-2, C-3, D-4 B. A-2, B-1, C-3, D-4 C. A-3, B-4, C-1, D-2 D. A-1, B-4, C-3, D-2

Explanation:

No answer description available for this question. Let us discuss.

23.

Match the following:

List I (Form) List II (Network)
A.Cauer I1.L in series arm and C in shunt arm of ladder
B.Cauer II2.C in series arm and L in shunt arm of ladder
C.Foster I3.Series combination of L and C in parallel
D.Foster II4.Parallel combination of L and C in series

 A. A-1, B-2, C-3, D-4 B. A-1, B-2, C-4, D-3 C. A-2, B-1, C-4, D-3 D. A-2, B-1, C-3, D-4

Explanation:

No answer description available for this question. Let us discuss.

24.

Match the following:

List I (Characteristics) List II (Decrease)
A.Paramagnetic1.All dipoles are aligned is one preferred direction
B.Ferromagnetic2.Half the dipoles are aligned in opposite direction and have equal magnitude
C.Antiferromagnetic3.Half the dipoles (with equal magnitudes) are aligned in opposite direction to the other half having equal but lower magnitude
D.Ferrimagnetic4.All dipoles have equal magnitude but are randomly oriented

 A. A-4, B-3, C-2, D-1 B. A-4, B-1, C-2, D-3 C. A-2, B-1, C-4, D-3 D. A-2, B-3, C-4, D-1

Explanation:

No answer description available for this question. Let us discuss.

25.

Match the following:

List I List II
A.Wein bridge oscillator1.Low output impedance
B.Voltage shunt feedback amplifier2.RF frequency range
C.Crystal oscillator3.Audio frequency range
D.Current shunt feedback amplifier4.High input impedance
5.High output impedance

 A. A-3, B-1, C-2, D-5 B. A-3, B-5, C-1, D-2 C. A-4, B-3, C-1, D-2 D. A-5, B-1, C-2, D-1