WorksheetsDiscrete Time Systems
Total questions: 10
Worksheet time: 8mins
The discrete time signals are obtained by_________ of continuous signals.
Encoding
Quantization
Sampling
All of the above
Temperature of Hyderabad taken every day in March is an example of
Time Variant system
Time Invariant system
Causal system
Non-Causal system
The signals which are continuous in time and continuous in amplitude are
Discrete
Analog
Digital
None
Example of a random signal is
Noise
Sine wave
Triangular wave
None
A sequence of zeros and ones is a
Random sequence
Discrete time sequence
Binary sequence
digital sequence
The arrow at the bottom of a sequence indicates the magnitude at
Negative x-axis
Positive x-axis
Origin
Negative y-axis
If y(n,k) = y(n-k) the system is
Time variant
Time invariant
Causal
Non Causal
A system is non-causal if its output depends on
future inputs
present inputs
past inputs
None of the above
y(n) = x(n) + x(n-1) is an example of
Non-Causal system
Shift variant
Causal system
Shift invariant
Time invariance is also known as
Shift variance
Shift invariance
Static
Dynamic
