76. MOSFET digital switching is used to produce which digital gates?
(a) inverters
(b) NOR gates
(c) NAND gates
(d) all of the above
77. CMOS digital switches use
(a) n-channel and p-channel D-MOSFETs in series.
(b) n-channel and p-channel D-MOSFETs in parallel.
(c) n-channel and p-channel E-MOSFETs in series.
(d) n-channel and p-channel E-MOSFETs in parallel.
78. MOSFETs make better power switches than BJTs because they have
(a) lower turn-off times.
(b) lower on-state resistance.
(c) a positive temperature coefficient.
(d) all of the above
79. Transconductance is the ratio of changes in ________.
(a) ID to VGS
(b) ID to VDS
(c) VGS to IG
(d) VGS to VDS
80. The transconductance gm ________ as the Q-point moves from Vp to IDSS
(a) decreases
(b) remains the same
(c) increases
(d) None of the above
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