1. Hi everybody I am robot. You can call me simply as robo
Hi everybody I am robot. You can call me simply as robo. My knowledge is 10,000 times of yours. And my memory is in the order of tera bytes. Do you know how I achieved all these from you? Yes, you are right it is none other than the “Hard work”. Now I started my journey to help you.
Hard work is the best investment a man can make

2. Hard work is the best investment a man can make
MULTIPLE CHOICE
FILL IN THE BLANKS
Q.NO.
ANSWER 1 2 3 4 5 6 7 8 9 10
Q.NO.
ANSWER 11 12 13 14 15
TRUE OR FALSE
Q.NO.
ANSWER 16 17 18 19 20
Hard work is the best investment a man can make

3. MULTIPLE CHOICE
A Random Process is a function of _______ no. of variables.
A). One B). Two
C). Three D). Four [ ]
Hard work is the best investment a man can make

4. MULTIPLE CHOICE
A Process is called ______________ random process if future values of any sample function can be predicted from its past values.
A). Deterministic B). Non Deterministic
C). Both A and B D). None [ ]
Hard work is the best investment a man can make

5. MULTIPLE CHOICE
3. A random process for which the random variable X is continuous but time t has discrete values is called ____________________
A). Continuous Random Process
B). Discrete Random Process
C). Continuous Random Sequence
D). Discrete Random Process [ ]
Hard work is the best investment a man can make

6. MULTIPLE CHOICE
4. The correlation between two random variables X1 and X2 of a Random Process X(t) defined at two time intervals is called_________________ function.
A). Correlation B). Autocorrelation
C). Cross correlation D). None [ ]
Hard work is the best investment a man can make

7. MULTIPLE CHOICE
5. The condition for a process to be first order Stationary is its __________________ must be constant at any time instant.
A). Mean B). Autocorrelation
C). Cross correlation D). None [ ]
Hard work is the best investment a man can make

8. MULTIPLE CHOICE
6. A Wide Sense Stationary (WSS) Random Process is _______________Order Stationary Process.
A). First B). Second
C). Third D). None [ ]
Hard work is the best investment a man can make

9. MULTIPLE CHOICE
7. The mean square value of X(t) is___________.
A). E[X2(t)] B). RXX (0)
C). Both A and B D). None. [ ]
Hard work is the best investment a man can make

10. MULTIPLE CHOICE
The Autocorrelation is _________________ function.
A). Odd B). Even
C). Both A and B D). None [ ]
Hard work is the best investment a man can make

11. MULTIPLE CHOICE
9. The Autocorrelation function will have ____________ Value at the Origin.
A). Zero B). Minimum
C). Maximum D). None [ ]
Hard work is the best investment a man can make

12. MULTIPLE CHOICE
10. The Cross correlation is _________________ function.
A). Odd B). Symmetrical
C). Both A and B D). None [ ]
Hard work is the best investment a man can make

13. 11. A Second Order Stationary Process is also a First Order
TRUE OR FALSE
11. A Second Order Stationary Process is also a First Order
Stationary Process. [ ]
Hard work is the best investment a man can make

14. 12. A WSS Random Process is also a SSS Random Process. [ ]
TRUE OR FALSE
12. A WSS Random Process is also a SSS Random Process.
[ ]
Hard work is the best investment a man can make

15. 13. A SSS Random Process is also a WSS Random Process. [ ]
TRUE OR FALSE
13. A SSS Random Process is also a WSS Random Process.
[ ]
Hard work is the best investment a man can make

16. 14. Random processes that satisfy Ergodic theorem are called
TRUE OR FALSE
14. Random processes that satisfy Ergodic theorem are called
Ergodic processes. [ ]
Hard work is the best investment a man can make

17. 15. The autocorrelation coefficient of the random process at
TRUE OR FALSE
15. The autocorrelation coefficient of the random process at
is Zero [ ]
Hard work is the best investment a man can make

18. 16. Time average of a quantity x(t) is defined as
FILL IN THE BLANKS
16. Time average of a quantity x(t) is defined as
A[x(t)]=______________
Hard work is the best investment a man can make

19. 17. Let two random processes with respective auto correlations
FILL IN THE BLANKS
17. Let two random processes with respective auto correlations
then is_____________
Hard work is the best investment a man can make

20. 18. If the random process Z(t) is the sum of two random processes
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18. If the random process Z(t) is the sum of two random processes
X(t) and Y(t) then =____________________
Hard work is the best investment a man can make

21. Hard work is the best investment a man can make
FILL IN THE BLANKS
19. The cross correlation for two orthogonal Random processes is___________
Hard work is the best investment a man can make

22. Hard work is the best investment a man can make
TRUE OR FALSE
20. A stationary random process X(t) is periodic with period 2T. Then its autocorrelation function is periodic with period _____
Hard work is the best investment a man can make

23. Hard work is the best investment a man can make
MULTIPLE CHOICE
FILL IN THE BLANKS
Q.NO.
ANSWER 1 B 2 A 3 C 4 5 6 7 8 9 10
Q.NO.
ANSWER 16 17 18 19
Zero 20 2T
TRUE OR FALSE
Q.NO.
ANSWER 11
TRUE 12 13
FALSE 14 15
Hard work is the best investment a man can make