CS601 Quiz.4 File 6

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

86
sec(s)

Question # 1 of 10 ( Start time: 04:11:36 PM )

Total Marks: 1

____ Technique requires more redundancy bits.

Select correct option:

	Error detection
	Error correction
	Both of the given
	None of the given

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

87
sec(s)

Question # 2 of 10 ( Start time: 04:12:12 PM )

Total Marks: 1

______________ is caused by random motion of electrons in a wire that creates extra signals which are not originally sent by sender.

Select correct option:

	Thermal Noise
	Induced noise
	Crosstalk
	Impulse noise

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

37
sec(s)

Question # 3 of 10 ( Start time: 04:13:14 PM )

Total Marks: 1

The PDU has no flag fields, no CRC, and no station address

Select correct option:

	True
	False

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

88
sec(s)

Question # 4 of 10 ( Start time: 04:14:16 PM )

Total Marks: 1

Information field contains the user data in __________ and network management information in a __________.

Select correct option:

	S- Frame, U- Frame
	U- Frame, I- Frame
	I-Frame, U-Frame
	S-frame, U-Frame

Single-bit

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

14
sec(s)

Question # 5 of 10 ( Start time: 04:14:40 PM )

Total Marks: 1

If the ASCII character H is sent and the character I is received, what type of error is this?

Select correct option:

	Single-bit
	Multiple-bit
	Burst
	Recoverable

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

88
sec(s)

Question # 6 of 10 ( Start time: 04:16:04 PM )

Total Marks: 1

Cable that connects the subscriber telephone to the nearest end office in a local loop is called

Select correct option:

	Twisted-pair cable
	Coaxial cable
	Fiber-optic cable
	Subscriber cable

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

86
sec(s)

Question # 7 of 10 ( Start time: 04:17:13 PM )

Total Marks: 1

Which of the following techniques takes data from one high speed line and breaks it into portions?

Select correct option:

	Inverse subtraction
	Inverse addition
	Multiplexing
	Inverse multiplexing

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

88
sec(s)

Question # 8 of 10 ( Start time: 04:18:21 PM )

Total Marks: 1

__________ means that the signal changes its form or shape.

Select correct option:

	Noise
	Attenuation
	Alteration
	Distortion

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

87
sec(s)

Question # 9 of 10 ( Start time: 04:19:03 PM )

Total Marks: 1

What is present in all HDLC control fields?

Select correct option:

	P/F bit
	N(R)
	N(S)
	Code bits

BC120401002 : Saif Ur Rehman

Quiz Start Time: 04:11 PM

Time Left

87
sec(s)

Question # 10 of 10 ( Start time: 04:19:17 PM )

Total Marks: 1

Line discipline is done in ____ways

Select correct option:

	3
	2
	1
	4

CS614 Quiz No.4 Shared by Princess (solved), Spring 2014

“What means What”. The phrase refers to: Select correct option: Meta data External data Transformed data Internal representations Question # 2 of 10 Which of the following is NOT one of the activities of “Maintenance and Growth” phase in Kimball’s DWH development approach? Select correct option: Education Technical Education Program Support Interface Deployment Question # 3 of 10 Horizontally wide data means: Select correct option: Dataset has large no. of attributes Dataset has large no. of records Dataset has attribute skews Dataset has partitioning skews Question # 4 of 10 Which of the following is NOT one of the top-10 mistakes that should be avoided during DWH development? Select correct option: Not interacting directly with end user Not being an accommodating person Isolating IT support people from business users Training the users with dummy data and considering it success

CS502 Quiz No.4 File 3

There is relationship between number of back edges and number of cycles in DFS Select correct option: Both are equal. Cycles are half of back edges. Cycles are one fourth of back edges. There is no relationship between back edges and number of cycles . (Correct) In strong components algorithm, the form of graph is used in which all the vertices of original graph G have been reversed in direction. Select correct option: True (Correct) False In Kruskal's algorithm, the next edge is added to viable set A, if its adding does not induce a/an __________ . Select correct option: Vertex Edge Cycle (Correct) Tree For undirected graph, there is no distinction between forward and back edges. Select correct option: True (Correct) False You have an adjacency list for G, what is the time complexity to compute Graph transpose G^T ? Select correct option: (V+E) (Corre

CS301 Quiz No.2 Shared by Tayyeba

Binary search algorithm can not be applied to ____ Select correct option: sorted linked list sorted binary trees ok sorted linear array pointer array During in-order traversal using recursive calls, if we found a node is NULL. It means this node will satisfy following condition. Select correct option: It will not have left child ok It will not have right child It will not have both left and right children None of given options Identify the data structure which allows deletions at both ends of the list but insertion at only one end. Select correct option: Input-restricted deque Output-restricted deque Priority queues ok A BST generated from the data in ascending order is ____________. Select correct option: Linear Nonlinear Balanced ok Un sorted In a program a reference variable, say x, can be declared as Select correct option: int &x ; ok int *x ; int x ; None of the given options he depth of a complete bina

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