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Monday, January 18, 2010

Computer Fundamentals and Networking Concepts SCDL Assignments

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Computer Fundamentals and Networking Concepts SCDL Assignments
SCDL Assignment on Computer Fundamentals and Networking Concepts

Match The Following
Question
Correct Answer
Your Answer
Fast Ethernet
Autonegotiation
No need of CSMA/CD
Bridged Ethernet
Raising BW and separate collision
N-port switch and divided collision by N
Switched Ethernet
N-port switch and divided collision by N
10 Mbps
Full-duplex Ethernet
No need of CSMA/CD
1000 Mbps

Multiple Choice Single Answer
Question
The network identification in an IP address is called as :-
Correct Answer
Netid
Your Answer
Netid

Select The Blank
Question
Gigabit Ethernet operates on ________ data rate.
Correct Answer
1000 Mbps
Your Answer
1000 Mbps

Select The Blank
Question
In ATM, ________ is designed to support a data stream that has a constant bit rate.
Correct Answer
AAL1
Your Answer
AAL3/4

Multiple Choice Single Answer
Question
ARQ stands for :-
Correct Answer
Automatic repeat request
Your Answer
Automatic retransmission request

Multiple Choice Single Answer
Question
Topology requires a central controller or hub.
Correct Answer
Star
Your Answer
Star

Multiple Choice Single Answer
Question
TCP offers :-
Correct Answer
Full duplex service
Your Answer
Full duplex service

Multiple Choice Single Answer
Question
Which of the following connects LAN to another of the same type?
Correct Answer
A network bridge
Your Answer
A network gateway

True/False
Question
IPv6 is also known as IPng.
Correct Answer
True
Your Answer
True

Multiple Choice Single Answer
Question
Layer one of the OSI model is :-
Correct Answer
Physical layer
Your Answer
Physical layer

True/False
Question
Data rate of traditional Ethernet is 100Mbps.
Correct Answer
False
Your Answer
False

True/False
Question
Autonegotiation is a feature of fast Ethernet.
Correct Answer
True
Your Answer
True

True/False
Question
The 5-7 digits are known as the country code of the Network User Address (NUA)
Correct Answer
False
Your Answer
True

True/False
Question
GMII is a physical component.
Correct Answer
False
Your Answer
False

Multiple Choice Single Answer
Question
Which layer in the Ethernet standard communicates with the OSI network layer?
Correct Answer
LLC
Your Answer
Protocol

Select The Blank
Question
In HDLC ________ are used for flow and error control where piggy backing is impossible.
Correct Answer
S - frame
Your Answer
Frame check sequence

Select The Blank
Question
The Frame Relay committed Information Rate represents________.
Correct Answer
The minimum data rate on the network
Your Answer
The maximum data rate on the network

Multiple Choice Multiple Answer
Question
Transmission media is characterized by :-
Correct Answer
Throughput , Propagation speed , Propagation time
Your Answer
Propagation speed , Propagation time , Received signal

Multiple Choice Single Answer
Question
In a access method a station that has token is :-
Correct Answer
Token passing
Your Answer
Token passing

True/False
Question
Application programs as well as all protocol software from the internet layer upward use only IP address.
Correct Answer
True
Your Answer
True

True/False
Question
Modulation is the process of sending a file from one computer to another computer.
Correct Answer
False
Your Answer
False

Multiple Choice Single Answer
Question
In which method a station reserves a slot for data by setting its flag in a frame?
Correct Answer
Reservation
Your Answer
Polling Access

Multiple Choice Single Answer
Question
The main advantage of ISO model is that :-
Correct Answer
It allows integration of software and hardware
Your Answer
It fits in well in network

Multiple Choice Multiple Answer
Question
AAL sub layers are :-t
Correct Answer
Convergence sub layer (CS) , Segmentation and reassembly (SAR)
Your Answer
Data link layer (DLC) , Media access control (MAC)

Multiple Choice Multiple Answer
Question
IPCP defines three categories of seven packets :-
Correct Answer
Configure , Terminate , Code
Your Answer
Configure , Terminate , Code

Select The Blank
Question
The fast Ethernet has ________ data rate.
Correct Answer
100 Mbps
Your Answer
100 Mbps

Select The Blank
Question
Data link layer is responsible for transmitting ________ from one node to other.
Correct Answer
Frames
Your Answer
Frames

Select The Blank
Question
Network layer is responsible for delivery of ________ from one source to other.
Correct Answer
Packets
Your Answer
Packets

Match The Following
Question
Correct Answer
Your Answer
Multiplexing
FDM
Modem
Bounded Media
Fiber optic cable
FDM
Wireless Transmission
Microwave
Microwave
Highest Attention
UTP cable
UTP cable

Multiple Choice Multiple Answer
Question
Operational features of Ethernet are:-
Correct Answer
10 mbps rate , CSMA/CD protocol , 500 meters length
Your Answer
10 mbps rate , CSMA/CD protocol , Star topology

Multiple Choice Single Answer
Question
The main functional difference between circuit switched digital networks (CSDN) and packet-switched digital network(PSDN)is
Correct Answer
That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit
Your Answer
That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit

Multiple Choice Single Answer
Question
Frame Relay operates at :-
Correct Answer
Physical and data link layer
Your Answer
Data Link layer

Multiple Choice Multiple Answer
Question
HDLC supports :-
Correct Answer
Half duplex communication , Full duplex communication , ARQ mechanisms
Your Answer
Half duplex communication , ARQ mechanisms , Pipelining

Select The Blank
Question
The ________ layer is responsible for host-to-host delivery.
Correct Answer
Network
Your Answer
Data link

True/False
Question
Frame Relay is a virtual circuit network.
Correct Answer
True
Your Answer
False

True/False
Question
For connecting several LANs, backbone networks are used.
Correct Answer
True
Your Answer
True

True/False
Question
The session layer takes the communication service of the transport layer and adds application -oriented functions.
Correct Answer
True
Your Answer
True

Multiple Choice Multiple Answer
Question
The physical path in ATM is :-
Correct Answer
Physical connection between two switches , Connection between an end point and a switch , Used for data transfer
Your Answer
Physical connection between two switches , Used to connect switches , Used for data transfer

Select The Blank
Question
In Base T4 Ethernet ________ line coding is used.
Correct Answer
8B /6T
Your Answer
8B /10B

Multiple Choice Multiple Answer
Question
Channelization protocols are :-
Correct Answer
TDMA , CDMA , FDMA
Your Answer
CDMA , CSMA/CD protocol

Select The Blank
Question
Error control is________.
Correct Answer
Error detection and correction
Your Answer
Error detection and correction

Multiple Choice Multiple Answer
Question
The Types of error that Internet Control Message Protocol (ICMP) can handle are :-
Correct Answer
Destination unreachable , Source quench , Redirection
Your Answer
Destination unreachable , Redirection

Multiple Choice Multiple Answer
Question
The functions of ATM layers are :-
Correct Answer
Routing , Switching , Multiplexing
Your Answer
Routing , Switching , Bridging

Multiple Choice Single Answer
Question
Base band is :-
Correct Answer
Transmission of signals without modulation
Your Answer
Transmission of signals without modulation

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