Decoder Basics Multiple Choice Questions (MCQ) PDF Download

MCQ 1: A circuit that changes a code into a set of signals is called

1. encoder
2. decoder
3. multiplexer
4. data selecter

MCQ 2: Simplest line decoder is

1. 0-1 line decoder
2. 1-2 line decoder
3. 0-2 line decoder
4. 1-5 line decoder

MCQ 3: Device which converts signal from binary codes into output codes is called

1. encoder
2. decoder
3. multiplexer
4. data selecter

MCQ 4: Decoder which takes an n-digit binary number and decodes it into 2ⁿ data lines is called

1. pin decoder
2. line decoder
3. row decoder
4. column decoder

MCQ 5: A common type of decoder is the

1. pin decoder
2. line decoder
3. row decoder
4. column decoder