Top 80+ Solved Signals and Systems MCQ Questions Answer
Q. A signal is a physical quantity which does not vary with
a. time
b. space
c. independent variables
d. dependent variables
Q. Most of the signals found in nature are
a. continuous-time and discrete-time
b. continuous-time and digital
c. digital and analog
d. analog and continuous-time
Q. Which one of the following is not a characteristic of a deterministic signal?
a. exhibits no uncertainty
b. instantaneous value can be accurately predicted
c. exhibits uncertainty
d. can be represented by a mathematical equation
Q. Sum of two periodic signals is a periodic signal when the ratio of their time periods is
a. a rational number
b. an irrational number
c. a complex number
d. an integer
Q. A signal is anti-causal if
a. x(t) = 0 for t = 0
b. x(t) = 1 for t < 0
c. x(t) = 1 for t > 0
d. x(t) = 0 for t > 0
Q. The type of systems which are characterized by input and the output capable of taking any value in a particular set of values are called as
a. analog
b. discrete
c. digital
d. continuous
Q. An example of a discrete set of information/system is
a. the trajectory of the sun
b. data on a cd
c. universe time scale
d. movement of water through a pipe