Demodulation is a process of

Demodulation is the process of

A

converting digital signals to analog signals

B

converting analog signals to digital signals

C

combining many low speed channels into one high speed channel

D

dividing the high-speed signals into frequency bands

E

None of the above

Which of the following performs modulation and demodulation?

A

coaxial cable

B

modem

C

fiber optic

D

satellite

Demodulation is done in ___________

A

Receiving antenna

B

Transmitter

C

Radio receiver

D

Transmitting antenna

An AM receiver uses a diode detector for demodulation. This enables it satisfactorily to receive

A

Single-sideband, suppressed-carrier

B

Single-sideband, reduced-carrier

C

ISB

D

Single-sideband, full-carrier

Which of the following is used for modulation and demodulation?

A

modem

B

protocols

C

gateway

D

multiplexer

E

None of the above

What part of the manufacturing process relate to each stage of the process and to the process as a whole?

A

field service

B

design

C

distribution

D

project management

Solvay process as compared to dual process (i.e. modified Solvay process)

A

Can use low grade brine

B

Has less corrosion problems

C

Involves higher investment in NH₃ recovery units than that for crystallisation units for NH₄Cl

D

Both B and C

A television service center can process 8 televisions in 18 minutes. How many televisions can it process in 3 hours at this rate?

A

150

B

45

C

80

D

60

Which of the following is not the state of a process in Process Control Block (PCB) ?

A

Old

B

New

C

Waiting

D

Running

A television service center can process 8 televisions in 18 minutes . How many televisions can it process in 3 hours at this rate?

A

150

B

45

C

80

D

60

Demodulation is a process of

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