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Digital Electronics

Digital Electronics
2's Complement of 10101011 is

 10101100
 10101011
 00111100
 01010101

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,877
 none
 48,777
 47,877

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Digital Electronics
In LSI, the number of gate circuits per chip is

 1000 to 10,000
 100 to 999
 100 to 9,999
 < 10,000

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 two
 four
 three

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Digital Electronics
Minimization of logical expressions while designing digital systems helps in reducing

 power requirements
 space requirements
 cost
All of these

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

NAND gates
None of these
OR gates
NOT gates

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