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Digital Computer Electronics

Digital Computer Electronics
A bus is a group of _____ carrying digital signals.

transistors
gates
registers
None of these
wires

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Digital Computer Electronics
A half-adder adds _____ bits

2
None of these
8
16
10

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Digital Computer Electronics
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

None of these
X + YZ
XZ + Y
X + Y + Z
XY + YZ

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

E
D
None of these
F
G

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Digital Computer Electronics
An AND gate has 7 inputs. How many input word are in its truth table?

128
16
None of these
32
64

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Digital Computer Electronics
Conversion of decimal number 9910 to it's octal number equivalent is

1438
1198
1218
None of these
1248

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