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Digital Computer Electronics

Digital Computer Electronics
The hexadecimal digits are 0 to 9 and A to _____

None of these
D
E
G
F

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Digital Computer Electronics
De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.

None of these
XOR
NOR
XAND
AND

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Digital Computer Electronics
Conversion of decimal number 1310 to it's octal number equivalent is

158
118
138
None of these
178

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Digital Computer Electronics
Conversion of an octal number 608 to binary number is

11001102
None of these
1100002
11001112
100112

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Digital Computer Electronics
The _____ gate has two or more input signals. All inputs must be high to get a high output

AND
OR
None of these
NAND
NOR

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Digital Computer Electronics
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.

None of these
negative, positive
positive, negative
sign, hexa
hexa, sign

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