Exercise: Digital Electronics

Questions for: Digital Electronics

In DTL the junction transistor serves as
A:
inverter
B:
buffer amplifier
C:
both (a) and (b)
D:
none of the above
Answer: C
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Assertion (A): The advantages of totem pole output are fast switching and low power consumption.

Reason (R): IC packages available are DIP, surface mount and J lead surface mount.

A:
Both A and R are correct and R is correct explanation of A
B:
Both A and R are correct but R is not correct explanation of A
C:
A is true, R is false
D:
A is false, R is true
Answer: B
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Which of the following binary product is incorrect?
A:
1100 x 1010 = 1111000
B:
1.01 x 10.1 = 11.001
C:
1100110 x 1000 = 1100110000
D:
None of the above
Answer: D
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For a particular type of memory the access time and cycle time are 200 ns each. The maximum rate at which data can be accessed by
A:
2.5 x 106/s
B:
5 x 106/s
C:
0.2 x l06/s
D:
106/s
Answer: A
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Some of MOS families are PMOS, CMOS, the family dominating the LSI field, where low power consumption is necessary is
A:
NMOS
B:
CMOS
C:
PMOS
D:
both NMOS, CMOS
Answer: B
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