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Computer Science - Digital Computer Electronics

Exercise : Digital Computer Electronics - Section 3
6.
The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.
EPROM
ROM
PROM
RAM
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The logic 1 in positive logic system is represented by:
zero voltage
lower voltage level
higher voltage level
negative voltage
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Conversion of decimal number 9910 to it's binary number equivalent is
11000112
1000112
11100012
111 10002
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The number of two-input NAND gates required to produce the two-input OR function is
1
2
3
4
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.
hexa, sign
sign, hexa
positive, negative
negative, positive
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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