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Information and Communication Technology System Maintenance (ICTSM)
MODULATION DEMODULATION TRANSMITTER ELECTRICAL
Set 4
Set 4
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Q7297
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What is the limitation of integrated circuits?
A
Increased reliability
B
Greater flexibility
C
Large value capacitors, resistors cannot be fabricated
D
Drains more current
Q7298
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What is the function of pin number 4 of the IC 555?
A
Set
B
Reset
C
Discharge
D
Threshold
Q7299
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Which is the output pin number IC 555 timer?
A
Pin number 6
B
Pin number 5
C
Pin number 4
D
Pin number 3
Q7300
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What is the function of pin number 2 of IC 555 timer circuit?
A
"+V<sub>CC</sub>"
B
Trigger
C
Ground
D
Reset
Q7301
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Which process the ICs are made?
A
Grown junction process
B
Point contact junction process
C
By adding extrinsic materials
D
Micro photo - lithographic process
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