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Digital Computer Electronics

Digital Computer Electronics
How many memory locations can 14 address bits access?

16384
None of these
8192
4096
14

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

5
6
2
None of these
3

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Digital Computer Electronics
The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.

EPROM
None of these
PROM
ROM
RAM

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

NAND
None of these
NOR
OR
XOR

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Digital Computer Electronics
The control and arithmetic-logic sections are called the _____

Block diagram
None of these
Input / Output Unit
Central Processing Unit
Control Unit

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Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

2nT
(n+l)T
None of these
nT
(n-l)T

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