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Digital Electronics

Digital Electronics
Which one of the following is an invalid state in 8-4-2-1 binary coded decimal counter

 0011
 1100
 1000
 1001

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Digital Electronics
A bubbled NAND gate is equivalent to a

 NOR gate
 OR gate
 X-OR gate
 NAND gate

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Digital Electronics
The process of entering information in EPROM is commonly known as

None of these
 storing
 writing
 programming

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Digital Electronics
The binary equivalent of hexadecimal number 4F2D is

 0100 1110 0010 1101
 0100 1111 0010 1101
 0100 1111 0010 1100
 0101 1111 0010 1100

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Digital Electronics
The devices commonly used for making digital circuits are

 mechanical switches
 contact switches
 semiconductor devices
 relays

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

NOT gates
None of these
OR gates
NAND gates

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MORE MCQ ON Digital Electronics

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