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Digital Electronics

Digital Electronics
A number system with radix 2 is known as

 Binary
 Decimal
 Hexadecimal
 Octal

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Digital Electronics
Which of the following shows the correct attachment of even parity bit to the data 00001001?

 000001001
 100001001
 000010011
 000010010

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Digital Electronics
The process of entering information in EPROM is commonly known as

None of these
 programming
 writing
 storing

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Digital Electronics
The simplified block diagram of a 10-bit A/D converter of dual slope integrator type is shown in figure. The 10-bit counter at the output is clocked by a 1 Mhz clock. Assuming negligible timing overhead for the control logic, the maximum frequency of the analog signal that can be converted using this A/D converted is approximately .

  1 KHz.
 500 Hz.
 250 Hz.
 2 KHz.

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Digital Electronics
The output of a NAND gate is low

 only when all the inputs are high
 only when at least one input is low
 only when at least one input is high
 only when all the inputs are low

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Digital Electronics
In Boolean algebra AND is represented by

 +
 ×
 -
 /

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