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Digital Electronics

Digital Electronics
Fastest memory element is

 ROM
 Cache
 RAM
 Hard Drive

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 X-OR
 AND, OR, and NOT
 NAND
 NOR

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Digital Electronics
8421 code is

 non-weighted code
 self-complementing code
 alphanumeric code
 weighted code

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -256 to 255
 -128 to 127
 -256 to 256
 -127 to 127

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Digital Electronics
Each term in the standard POS form is called a

 don’t care
 minterm
 maxterm
 literal

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Digital Electronics
Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

ECL
CMOS
TTLAS
TTLLS

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MORE MCQ ON Digital Electronics

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