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Digital Electronics

Digital Electronics
Which of the following memories uses one transistor and one capacitor as basic memory unit

 SRAM
 None
 DRAM
 Both SRAM and DRAM

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Digital Electronics
In decimal number system what is MSD

 Middle digit
 Mean of all digits
 First digit from right to left
 First digit from left to right

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Digital Electronics
The binary code of (21.125)10 is

10100.001
10101.001
10100.111
10101.01

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 NAND
 none of these
 OR
 NOR

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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?

 three
 four
 one
 two

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Digital Electronics
The hex address of the 256th memory location is

 00FFF
 001FF
 00100
 000FF

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