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Digital Computer Electronics

Digital Computer Electronics
The memory cell of a dynamic RAM is simpler and smaller than the memory cell of a _____ RAM.

volatile
None of these
semiconductor
bipolar
static

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Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

10010000000102
11110110000102
None of these
10001010001012
10110101110102

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Digital Computer Electronics
Small-scale integration, abbreviated _____ refers to fewer than 12 gates on the same chip. Medium-scale integration (MSI) means 12 to 100 gates per chip. And large-scale integration (LSI) refers to more than _____ gates per chip.

SSI, 100
None of these
SSI, 10000
SSI, 75
SSI, 1000

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Digital Computer Electronics
Semiconductor memory is:

a volatile memory
None of these
somewhat larger than the magnetic core memory
somewhat slower than magnetic core memory
All of these

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+AA
A+BB+A
None of these
(A+B)+CA+(B+C)
(B+C)(A.B)+(A.C)

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Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

chips
registers
microprocessors
None of these
vacuum tube

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