Exercise: Digital Electronics

Questions for: Digital Electronics

Shifting digits from left to right and vice versa is needed in
A:
storing numbers
B:
arithmetic operations
C:
counting
D:
storing and counting
Answer: B
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What is the length of SP (Stack pointer) of 8085 μp?
A:
6 bits
B:
8 bits
C:
12 bits
D:
16 bits
Answer: D
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In the above case the hexadecimal notation for the last memory location is
A:
0000
B:
FFFF
C:
3FFF
D:
5FFF
Answer: B
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The resolution of a 12-bit D/A converter using a binary ladder with + 10V as the full scale output will be
A:
2.44 mV
B:
3.50 mV
C:
4.32 mV
D:
5.12 mV
Answer: A
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A + AB =
A:
A
B:
A
C:
A + B
D:
A + B
Answer: C
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