Digital Signal Processing Classification Signals Online Exam Quiz
Digital Signal Processing Classification Signals GK Quiz. Question and Answers related to Digital Signal Processing Classification Signals. MCQ (Multiple Choice Questions with answers about Digital Signal Processing Classification Signals
Which of the following is the odd component of the signal x(t)=e(jt)?
Options
A : cost
B : j*sint
C : j*cost
D : sint
x(t) or x(n) is defined to be an energy signal, if and only if the total energy content of the signal is a ___________
Options
A : Finite quantity
B : Infinite
C : Zero
D : None of the mentioned
All energy signals will have an average power of ___________
Options
A : Infinite
B : Zero
C : Positive
D : Cannot be calculated
Let x1(t) and x2(t) be periodic signals with fundamental periods T1 and T2 respectively. Then the fundamental period of x(t)=x1(t)+x2(t) is?
Options
A : LCM of T1 and T2
B : HCF of T1and T2
C : Product of T1 and T2
D : Ratio of T1 to T2
Which of the following is done to convert a continuous time signal into discrete time signal?
Options
A : Modulating
B : Sampling
C : Differentiating
D : Integrating
What is the period of cos2t+sin3t?
Options
A : pi
B : 2*pi
C : 3*pi
D : 4*pi
Let x1(t) and x2(t) be periodic signals with fundamental periods T1 and T2 respectively. Which of the following must be a rational number for x(t)=x1(t)+x2(t) to be periodic?
Options
A : T1+T2
B : T1-T2
C : T1/T2
D : T1*T2
The deflection voltage of an oscilloscope is a ‘deterministic’ signal.
Options
A : True
B : False
C :
D :
For a continuous time signal x(t) to be periodic with a period T, then x(t+mT) should be equal to ___________
Options
A : x(-t)
B : x(mT)
C : x(mt)
D : x(t)
The even part of a signal x(t) is?
Options
A : x(t)+x(-t)
B : x(t)-x(-t)
C : (1/2)*(x(t)+x(-t))
D : (1/2)*(x(t)-x(-t))
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