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Digital Electronics

Digital Electronics
AND operation of (79)10 & (-56)10 is

 08H
 48H
 42H
 50H

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Digital Electronics
The number of cells in a 6 variable K-map is

 36
 6
 12
 64

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 n-bit
 (n + 2)-bit
 (n + n)-bit
 (n + 1)-bit

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

10 CPS
None of these
120 CPS
12 CPS

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Digital Electronics
Digital circuit can be made by the repeated use of ___________

None of these
OR gates
NAND gates
NOT gates

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Digital Electronics
A bubbled NAND gate is equivalent to a

 NAND gate
 X-OR gate
 OR gate
 NOR gate

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