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Digital Electronics

Digital Electronics
An EPROM is

 erasable but not programmable
 volatile
 non erasable
 programmable and erasable

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Digital Electronics
Which of the following represents (E3)16 ?

 (2BC)16-(1DE)16
 (200)16-(11D)16
 (1CE)16+(A2)16
 (1BC)16-(DE)16

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 01011101
 11011101
 10100010
 11011110

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Digital Electronics
A device which converts 2421 code into 8421code is called a

 code encoder
 code decoder
 coder
 code converter

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 32 × 8
 64 × 4
 256 × 1
 16 × 16

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Digital Electronics
The terms which cannot be combined further in the tabular method are called

 essential prime implicants
 selective prime implicants
 implicants
 prime implicants

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