Quiz 2 Digisig

A discrete time signal having a set of discrete values is called?

• digital signal

• discrete valued signal

• discrete continuous signal

The process of converting a continuous-valued signal into a discrete-valued signal

• Sampling

• Coding

• Quantization

Mathematical description of signal.

• Signal Model

• Deterministic Signal

• Random Signal

This signal can be represented or described by a mathematical equation.

• Deterministic signal

• Both answers are correct

• Periodic Signal

It causes different signals to become indistinguishable (or aliases of one another) when sampled.

• Aliasing

• Coding

• Sampling

• Quantizing

Stimulus in combination with the system is called______

• signal source

• signal processor

• sampler

• quantizer

______ are functions of a continuous variable, such as time or space, and usually take on values in a continuous range.

• system

• processor

• sampler

• signal

Analog-to-digital (A/D) converter is used to interface analog signal and __________

• analog processor

• sampler

• quantizer

• digital processor

These are signals which can be described by functions of a continuous variable.

• Continuous-Time signal

• Analog signal

• both answers are correct

• both answers are wrong

These are signals which are defined only at certain specific values of time.

• Discrete-Time signal

• Digital signal

• Both answers are correct

• Both answers are wrong