Exercise: Microprocessors

Questions for: Microprocessors

If KMT = 100, LITRES = 5.0, PCOST = 28.0 and OPCOST = 70.0 what will be the result of the following FORTRAN 77 program?

INTEGER KMT
REAL LITRES, PCOST, OPCOST, PKCOST READ *, KMT,
LITRES, PCOST, OPCOST, PKCOST
KMPL = KMT/LITRES PKCOST = (PCOST * LITRES + OPCOST)/ KMT
A:
2
B:
2.10
C:
21
D:
21.0
Answer: B
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The number of interrupt lines in 8085 is
A:
2
B:
3
C:
4
D:
5
Answer: D
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'Burst refresh' in DRAM is also called
A:
Concentrated refresh
B:
Distributed refresh
C:
Hidden refresh
D:
None of the above
Answer: A
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The normalised form of 1.81 x 10-11 is
A:
18.1 x 10-12
B:
18.1 x 10-13
C:
0.181 x 10-10
D:
0.0181 x 10-9
Answer: C
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In 8085 the pins for + 5 V input and ground are
A:
20 and 40 respectively
B:
40 and 20 respectively
C:
1 and 2 respectively
D:
1 and 1 respectively
Answer: B
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