Decoder and Encoder

How many 3-line-to-8-line decoders are required for a 5-of-32 decoder?

• 2

• 3

• 4

• 5

Which of the following can be represented for decoder

• Logic circuit

• combinational logic

• sequential circuit

• analog circuit

which of the following represents number of output lines for decoder with 4 input lines?

• 16

• 8

• 32

• 64

A decoder converts n inputs to _____ outputs

• n^2

• 2n

• n

• 2^n

How many inputs will a decimal-to-BCD encoder have?

• 4
• 6
• 10
• 12

How many outputs will a decimal-to-BCD encoder have?

• 4

• 8

• 12

A circuit that converts 2^n inputs to n outputs is called

• encoder

• decoder

• multiplexer

If two number keys are pressed at the same time, this priority circuit will output the highest number in binary form.

• Decoder

• Encoder

• Decade Counter

• BDC to Seven Segment Decoder

Encoders are made by three

• AND GATE

• OR GATE

• NOT GATE

• NAND GATE

In 8:3 priority encoder,highest priority is given on

• 0

• 9

• F

• 7