Free download in PDF Digital Signal Processing Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
What is the value of chebyshev polynomial of degree 0?
[A]
1
[B]
0
[C]
-1
[D]
2
Answer: 1
(2)
What is the value of chebyshev polynomial of degree 1?
[A]
1
[B]
x
[C]
-1
[D]
-x
Answer: x
(3)
What is the value of chebyshev polynomial of degree 3?
[A]
3x3+4x
[B]
3x3-4x
[C]
4x3+3x
[D]
4x3-3x
Answer: 4x3-3x
(4)
What is the value of chebyshev polynomial of degree 5?
[A]
16x5+20x3-5x
[B]
16x5+20x3+5x
[C]
16x5-20x3+5x
[D]
16x5-20x3-5x
Answer: 16x5-20x3+5x
(5)
For |x|≤1, |TN(x)|≤1, and it oscillates between -1 and +1 a number of times proportional to N.
[A]
True
[B]
False
Answer: True
(6)
Chebyshev polynomials of odd orders are _____________
[A]
Even functions
[B]
Odd functions
[C]
Exponential functions
[D]
Logarithmic functions
Answer: Odd functions
(7)
What is the value of TN(0) for even degree N?
[A]
-1
[B]
+1
[C]
0
[D]
±1
Answer: ±1
(8)
TN(-x)=(-1)NTN(x).
[A]
True
[B]
False
Answer: True
(9)
What is the value of |TN(±1)|?
[A]
0
[B]
-1
[C]
1
[D]
None of the mentioned
Answer: 1
(10)
The chebyshev polynomial is oscillatory in the range |x|< ∞.