Consider an LTI system subjected to a wide-sense stationary input {x(n)}, which is a white noise sequence. The cross-correlation ϕx[m] between the input x(n), and output y(n) is:Where ${{\rm{\Phi }}_{xx}}\left[ m \right] = \sigma _x^2\delta \left[ m \right]$ and h[⋅] is the impulse response.

${\sigma _x}h\left[ m \right]$

$\sigma _x^2h\left[ m \right]$

${\sigma _x}h\left[ m \right]$

$\frac{{\sigma _x^2}}{2}h\left[ m \right]$

$\frac{{{\sigma _x}}}{2}h\left[ m \right]$

Family and neighbourhood are

psychological agencies for children

${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}$

${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f}}$

${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f/2}}$

${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right)$

${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}$

Explore topic-wise MCQs in Operating System.

This section includes 108 Mcqs, each offering curated multiple-choice questions to sharpen your Operating System knowledge and support exam preparation. Choose a topic below to get started.

101.	Consider a white Gaussian noise process N(
A.	0.11
B.	0.22
C.	0.33
D.	0.44
Answer» C. 0.33

Discussion

102.	Hindrance in Socialization is caused by
A.	Religion
B.	Equality
C.	Politics
D.	Prejudices
Answer» E.

Discussion

103.	One of the following types of noise assumes importance at high frequncies:
A.	Thermal noise
B.	Shot noise
C.	Transit-time noise
D.	Flicker noise
Answer» D. Flicker noise

Discussion

104.	Consider an LTI system subjected to a wide-sense stationary input {x(n)}, which is a white noise sequence. The cross-correlation ϕx[m] between the input x(n), and output y(n) is:Where ${{\rm{\Phi }}_{xx}}\left[ m \right] = \sigma _x^2\delta \left[ m \right]$ and h[⋅] is the impulse response.
A.	$\sigma _x^2h\left[ m \right]$
B.	${\sigma _x}h\left[ m \right]$
C.	$\frac{{\sigma _x^2}}{2}h\left[ m \right]$
D.	$\frac{{{\sigma _x}}}{2}h\left[ m \right]$
Answer» B. ${\sigma _x}h\left[ m \right]$

Discussion

105.	Family and neighbourhood are
A.	psychological agencies for children
B.	primary socializing agencies
C.	middle socializing agencies
D.	secondary socializing agencies
Answer» C. middle socializing agencies

Discussion

106.	Let (
A.	${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f}}$
B.	${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f/2}}$
C.	${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right)$
D.	${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}$
Answer» D. ${S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}$

Discussion

107.	______ refers to ‘a set of norms’ applied to various aspects of human behaviour regulated by well established, easily recognized and relatively stable norms for smooth functioning of society and social relations.
A.	Private institution
B.	Democratic institution
C.	Capital institution
D.	Social institutions
Answer» E.

Discussion

108.	THE_ADDRESS_OF_THE_NEXT_INSTRUCTION_TO_BE_EXECUTED_BY_THE_CURRENT_PROCESS_IS_PROVIDED_BY_THE?$
A.	CPU registers
B.	Program counter
C.	Process stack
D.	Pipe
Answer» C. Process stack

Discussion

‹ 1 2 3 ›

104.	Consider an LTI system subjected to a wide-sense stationary input {x(n)}, which is a white noise sequence. The cross-correlation ϕx[m] between the input x(n), and output y(n) is:Where \({{\rm{\Phi }}_{xx}}\left[ m \right] = \sigma _x^2\delta \left[ m \right]\) and h[⋅] is the impulse response.
A.	\(\sigma _x^2h\left[ m \right]\)
B.	\({\sigma _x}h\left[ m \right]\)
C.	\(\frac{{\sigma _x^2}}{2}h\left[ m \right]\)
D.	\(\frac{{{\sigma _x}}}{2}h\left[ m \right]\)
Answer» B. \({\sigma _x}h\left[ m \right]\)

106.	Let (
A.	\({S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f}}\)
B.	\({S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j\pi f/2}}\)
C.	\({S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right)\)
D.	\({S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}\)
Answer» D. \({S_Y}\left( f \right) = \frac{1}{2}{S_X}\left( {\frac{f}{2}} \right){e^{ - j2\pi f}}\)

Explore topic-wise MCQs in Operating System.

Consider a white Gaussian noise process N(

Hindrance in Socialization is caused by

One of the following types of noise assumes importance at high frequncies:

Consider an LTI system subjected to a wide-sense stationary input {x(n)}, which is a white noise sequence. The cross-correlation ϕx[m] between the input x(n), and output y(n) is:Where \({{\rm{\Phi }}_{xx}}\left[ m \right] = \sigma _x^2\delta \left[ m \right]\) and h[⋅] is the impulse response.

Family and neighbourhood are

Let (

______ refers to ‘a set of norms’ applied to various aspects of human behaviour regulated by well established, easily recognized and relatively stable norms for smooth functioning of society and social relations.

THE_ADDRESS_OF_THE_NEXT_INSTRUCTION_TO_BE_EXECUTED_BY_THE_CURRENT_PROCESS_IS_PROVIDED_BY_THE?$