The ______ layer is responsible for the movementof a signal from its optical source to its optical destination.
A)
section
B)
line
C)
path
D)
photonic

1 Answer

Answer :

line

Related questions

Description : The ______ layer is responsible for the movementof a signal across a physical section. A) section B) line C) path D) photonic

Last Answer : section

Description : The ____layer is responsible for the movement ofa signal across aphysical line. A) section B) line C) path D) photonic

Last Answer : section

Description : The _______ layer corresponds to thephysical layer of the OSI model. A) section B) line C) path D) photonic

Last Answer : section

Description : A _______is the optical link connecting two neighbor devices. A) section B) line C) path D) none of the above

Last Answer : line

Description : ______ layer is responsible for sending of IP datagrams from the source network to the destination network. A. Application layer B. Transport layer C. Network layer D. Link layer

Last Answer : The correct answer is: C. Network layer The network layer is responsible for routing and forwarding IP datagrams from the source network to the destination network. It provides logical addressing ... at the network layer include IP (Internet Protocol) and ICMP (Internet Control Message Protocol).

Description : The physical layer provides __________ a. mechanical specifications of electrical connectors and cables b. electrical specification of transmission line signal level c. specification for IR over optical fiber d. all of the mentioned

Last Answer : d. all of the mentioned

Description : The physical layer provides __________ A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned

Last Answer : D. all of the mentioned

Description : What specifications does physical layer provides __________. A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned

Last Answer : D. all of the mentioned

Description : The physical layer provides __________ a) mechanical specifications of electrical connectors and cables b) electrical specification of transmission line signal level c) specification for IR over optical fiber d) all of the mentioned

Last Answer : d) all of the mentioned

Description : _______ inthe data link layer separates a message from one source toa destination, or from other messages going from other sources to other destinations. A) Digitizing B) Controlling C) Framing D) none of the above

Last Answer : Framing

Description : ______ uses two optical fibers and a short-wave laser source, A) 1000Base-SX B) 1000Base-LX C) 1000Base-T D) none of the above

Last Answer : 1000Base-LX

Description : In IPv6, the _______ field inthe baseheader and thesender IP address combineto indicate aunique path identifier for aspecific flow of data. A) flow label B) nextheader C) hoplimit D) destination IP address

Last Answer : flow label

Description : RPB creates a shortest path _______ tree from thesourceto each destination. A) unicast B) multicast C) broadcast D) none of the above

Last Answer : broadcast

Description : In an optical fibre the signal is transmitted – (1) in a straight line path (2) In a curved path (3) due to total internal reflection (4) Due to refraction

Last Answer : (3) due to total internal reflection Explanation: Total internal reflection is the basic concept be-hind the optical fiber. Optical fiber employs the transmission of light down fibers of plastic ... refractive index to allow more light to be guided along the fiber through total internal refraction.

Description : In an optical fibre the signal is transmitted (1) in a straight line path (2) In a curved path (3) due to total internal reflection (4) Due to refraction

Last Answer :  due to total internal reflection

Description : A ______is the end-to-end portion of the network between two STS multiplexers. A) section B) line C) path D) none of the above

Last Answer : path

Description : If an Ethernet destination address is08:07:06:05:44:33, then this is a ______ address. A) unicast B) multicast C) broadcast D) any of theabove

Last Answer : unicast

Description : f an Ethernet destination address is07:01:02:03:04:05, then this is a ______ address. A) unicast B) multicast C) broadcast D) any of theabove

Last Answer : multicast

Description : When internet data leaves your campus, it normallygoes toa(n) ______ before moving towardits destination. A) Internet backbone B) Networkaccesspoint C) Base station D) Communication system

Last Answer : Networkaccesspoint

Description : Which of the following assertions is FALSE about the Internet Protocol (IP)? a. It is possible for a computer to have multiple IP addresses b. IP packets from the same source to the same ... outgoing packets; the route is determined only by the routing tables in the routers on the way

Last Answer : d. The packet source cannot set the route of an outgoing packets; the route is determined only by the routing tables in the routers on the way

Description : The _______ address in theheader ofa packet in adatagram network normally remains thesame during the entire journeyof the packet. A) source B) destination C) local D) none of the above

Last Answer : destination

Description : A switchin a datagram network uses arouting tablethat is based on the ______address. A) source B) destination C) local D) none of the above

Last Answer : destination

Description : A one-to-one communication betweenone source and one destination is classified as a _______ communication. A) unicast B) multicast C) broadcast D) none of the above

Last Answer : unicast

Description : In the TCP/IP protocol suite, which one of the following is NOT part of the IP header? a. Fragment Offset b. Source IP address c. Destination IP address d. Destination port number

Last Answer : d. Destination port number

Description : Suppose transmission rate of a channel is 32 kbps. If there are ‘8’ routes from source to destination and each packet p contains 8000 bits. Total end to end delay in sending packet P is _____. a. 2 sec b. 3 sec c. 4 sec d. 1 sec

Last Answer : a. 2 sec

Description : In virtual circuit network each packet contains ___________ a. full source and destination address b. a short VC number c. only source address d. only destination address

Last Answer : b. a short VC number

Description : Each IP address can identify the ………... or ………... of IP packets. A. source, destination B. length, size C. source, length D. Size , destination

Last Answer : A. source, destination

Description : In virtual circuit network each packet contains ___________ A. full source and destination address B. a short VC number C. only source address D. only destination address

Last Answer : B. a short VC number

Description : The physical layer is responsible for _____ a) line coding b) channel coding c) modulation d) all of the mentioned

Last Answer : d) all of the mentioned

Description : An ______signal is the optical modulation of an STS-n (or STM-n) signal. A) OC-n B) TDM-n C) FDM-n D) none of the above

Last Answer : TDM-n

Description : The _______ is a touring problem in which each city must be visited exactly once. The aim is to find the shortest tour. a) Finding shortest path between a source and a destination b) Travelling ... c) Map coloring problem d) Depth first search traversal on a given map represented as a graph

Last Answer : b) Travelling Salesman problem

Description : A problem solving approach works well for ______________ a) 8-Puzzle problem b) 8-queen problem c) Finding a optimal path from a given source to a destination d) Mars Hover (Robot Navigation)

Last Answer : d) Mars Hover (Robot Navigation)

Description : An independent path is the one A. That is a complete path from source to destination node B. That is a path which introduces at least one new set of processing statements C. That is a path which introduces at most one new set of processing statements D. None of the above

Last Answer : B. That is a path which introduces at least one new set of processing statements

Description : Which algorithm is used to decide the path to transfer the packets from source to destination? (1) Routing (2) Pathing (3) Selecting (4) Directing

Last Answer : Routing

Description : Hard disk is coated in both side above a. Magnetic metallic oxide b. Optical metallic oxide c. Carbon layer d. All of the above

Last Answer : Magnetic metallic oxide

Description : In ATM, the _____ layer defines thetransmission medium,bit transmission,encoding, and electrical-to-optical transformation. A) physical B) ATM layer C) AAL D) none of the above

Last Answer : physical

Description : A noise where foreign signal enters the path of the transmitted signal is called …… A. Impulse B. Inter modulation C. cross talk D. both b and c

Last Answer : C. cross talk

Description : Which of the following routing algorithms can be used for network layer design? a. shortest path algorithm b. distance vector routing c. link state routing d. all of the mentioned

Last Answer : d. all of the mentioned

Description : Noise always affects the signal in a communications systems at the ________. A. transmitter B. channel C. information source D. destination

Last Answer : B. channel

Description : Technical study which deals with production, transport and delivery of a quality signal from source to destination. A. Transmission system engineering B. Communication system engineering C. Telephony engineering D. Telegraphic engineering

Last Answer : A. Transmission system engineering

Description : _______uses two optical fibers anda long-wavelaser source. A) 1000Base-SX B) 1000Base-LX C) 1000Base-T D) none of the above

Last Answer : 1000Base-LX

Description : Which of the following use routes with packet filtering rules to allow or deny access based on source address, destination address, or port number? 1) Application layer Firewall 2) Packet Filtering Firewall 3) Router enhanced firewall 4) IP enabled firewall

Last Answer : 2) Packet Filtering Firewall

Description : Which of the following use routes with packet filtering rules to allow or deny access based on source address, destination address, or port number? 1 Application layer Firewall 2 Packet Filtering Firewall 3 Router enhanced firewall 4 IP enabled firewall

Last Answer : 2 Packet Filtering Firewall

Description : The ______ technique expands the bandwidthof a signal by replacing each data bit with n bits. A) FDM B) DSSS C) FHSS D) TDM

Last Answer : DSSS

Description : The Multicast Open Shortest Path First (MOSPF)protocol is an extension of the OSPF protocol that uses multicast routing to create source-based trees. The protocol is basedon _______ routing. A) distancevector B) link state C) path vector D) none of the above

Last Answer : link state

Description : In the _______ treeapproach, each router needs tohave oneshortest path tree for each group. A) group-shared B) source-based C) a or b D) none of the above

Last Answer : source-based

Description : Transport layer is implemented in _________ a. End system b. NIC c. Ethernet d. Signal transmission

Last Answer : a. End system

Description : Which of the following layer protocols are responsible for user and theapplicationprogrammesupport such aspasswords, resource sharing, file transfer and network management? A. Layer 7 protocols B. Layer 6 protocols C. Layer 5 protocols D. Layer 4 protocols E. None of the above

Last Answer : Layer 7 protocols

Description : Which of the following layers of the OSI model is responsible for user interaction? a.Layer 4 b.Layer 5 c.Layer 6 d.Layer 7

Last Answer : d.Layer 7