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Digital Electronics

Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 1.
 both are same
 2.
 none

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Digital Electronics
Slowest memory element is

 RAM
 Hard Drive
 Cache
 ROM

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 MSB, Most Significant Bit
 LSB, Least Significant Bit
 First Bit
 Last Bit

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Digital Electronics
(11011) 2 in BCD 8421 code is

 00100111
 01101100
 11011001
 00011011

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
 One input and one output
 Many input and one output
None of these

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 16, 8
 12, 8
 8, 16
 6, 16

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