21. ICs are generally made of ……………..
(a) silicon
(b) germanium
(c) copper
(d) none of the above
22. ………….. ICs are the most commonly used.
(a) thin film
(b) monolithic
(c) hybrid
(d) none of the above
23. The most popular form of IC package is ……………..
(a) DIL
(b) flatpack
(c) TO-5
(d) none of the above
24. ……………. cannot be fabricated on an IC.
(a) transistors
(b) diodes
(c) resistors
(d) large inductors and transformers
25. An audio amplifier is an example of …………..
(a) digital IC
(b) linear IC
(c) both digitial and linear IC
(d) none of the above
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