MCQ in Computer Network and Networking Part 13 | ECE Board Exam

(Last Updated On: January 7, 2023)

This is the Multiple Choice Questions Part 13 of the Series on Computer Network and Networking as one of the Communication Engineering (EST) and Electronics Engineering topics. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize yourself with each and every question compiled here taken from various sources including but not limited to past Board Exam Questions in Communication Engineering and Electronics Engineering field, Communications Books, Electronics Books, Journals and other Communications and Electronics References.

Continue Practice Exam Test Questions Part 13 of the Series

⇐ MCQ in Computer Network and Networking Part 12 | ECE Board Exam

Choose the letter of the best answer in each question.

601. Next-Hop Method is used to reduce the contents of a _________

A. revolving table

B. rotating table

C. routing table

D. re-allocate table

602. In Unicast Routing, Dijkstra algorithm creates a shortest path tree from a ________

A. graph

B. tree

C. network

D. link

603. RPF stands for __________

A. reverse path forwarding

B. reverse path failure

C. reverse packet forwarding

D. reverse protocol failure

604. LSP stands for __________

A. link stable packet

B. link state packet

C. link state protocol

D. link state path

605. Network layer firewall works as a ________

A. frame filter

B. packet filter

C. signal filter

D. content filter

606. Network layer firewall has two sub-categories called ____________

A. stateful firewall and stateless firewall

B. bit-oriented firewall and byte-oriented firewall

C. frame firewall and packet firewall

D. network firewall and data firewall

607. WPA2 is used for security in _______

A. ethernet

B. Bluetooth

C. wi-fi

D. e-mail

608. Open Shortest Path First (OSPF) is also called as _____________

A. link state protocol

B. error-correction protocol

C. routing information protocol

D. border gateway protocol

609. The computation of the shortest path in OSPF is usually done by ____________

A. bellman-ford algorithm

B. routing information protocol

C. Dijkstra’s algorithm

D. distance vector routing

610. In OSPF, which protocol is used to discover neighbor routers automatically?

A. link state protocol

B. error-correction protocol

C. routing information protocol

D. hello protocol

611. Which of the following is not a type of OSPF packet?

A. hello

B. link-state request

C. link-state response

D. link-state ack

612. In OSPF header, which field is used to detect errors in the packet?

A. type

B. area id

C. authentication type

D. checksum

613. The outcome of Dijkstra’s calculation is used to populate the __________

A. topology table

B. routing table

C. neighbor table

D. adjacency table

614. What is the IP protocol number for OSPF packets?

A. 89

B. 86

C. 20

D. 76

615. Which packet is NOT an OSPF packet type?

A. lsu

B. lsr

C. dbd

D. query

616. Which multicast address does the OSPF Hello protocol use?

A. 224.0.0.5

B. 224.0.0.6

C. 224.0.0.7

D. 224.0.0.8

617. DBD packets are involved during which two states?

A. exstart and exchange

B. loading and two-way

C. init and full

D. down and loading

618. At which interval does OSPF refresh LSAs?

A. 10 seconds

B. 30 seconds

C. 30 minutes

D. 1 hour

619. Which field is NOT a field within an OSPF packet header?

A. packet length

B. router id

C. authentication type

D. maxage time

620. Which two commands are required for basic OSPF configuration?

A. “[network mask] area [area-id]” and “router ospf [process-id]”

B. “[wildcard-mask] area [area-id]” and “[network mask] area [area-id]”

C. only “router ospf [process-id]”

D. “[wildcard-mask] area [area-id]” and “router ospf [process-id]”

621. Which OSPF show command describes a list of OSPF adjacencies?

A. show ip ospf interface

B. show ip ospf

C. show ip route

D. show ip ospf neighbor

622. Datagram switching is done at which layer of OSI model?

A. network layer

B. physical layer

C. application layer

D. transport layer

623. Packets in datagram switching are referred to as ________

A. switches

B. segments

C. datagrams

D. data-packets

624. Datagrams are routed to their destinations with the help of ________

A. switch table

B. segments table

C. datagram table

D. routing table

625. The main contents of the routing table in datagram networks are ___________

A. source and destination address

B. destination address and output port

C. source address and output port

D. input port and output port

626. Which of the following is true with respect to the delay in datagram networks?

A. delay is greater than in a virtual circuit network

B. each packet may experience a wait at a switch

C. delay is not uniform for the packets of a message

D. all of the mentioned

627. Which of the following is false with respect to the datagram networks?

A. number of flows of packets are not limited

B. packets may not be in order at the destination

C. path is not reserved

D. delay is the same for all packets in a flow

628. Network layer firewall works as a __________

A. frame filter

B. packet filter

C. content filter

D. virus filter

629. Network layer firewall has two sub-categories as _________

A. state full firewall and stateless firewall

B. bit oriented firewall and byte oriented firewall

C. frame firewall and packet firewall

D. network layer firewall and session layer firewall

630. Which of the following is / are the types of firewall?

A. packet filtering firewall

B. dual homed gateway firewall

C. screen host firewall

D. dual host firewall

631. A proxy firewall filters at _________

A. physical layer

B. data link layer

C. network layer

D. application layer

632. A packet filter firewall filters at __________

A. physical layer

B. data link layer

C. network layer or transport layer

D. application layer

633. What is one advantage of setting up a DMZ with two firewalls?

A. you can control where traffic goes in three networks

B. you can do stateful packet filtering

C. you can do load balancing

D. improved network performance

634. A stateful firewall maintains a ___________ which is a list of active connections.

A. routing table

B. bridging table

C. state table

D. connection table

635. Performance management is closely related to _________

A. proactive fault management

B. fault management

C. reactive fault management

D. preventive fault management

636. Which of the following networks supports pipelining effect?

A. circuit-switched networks

B. message-switched networks

C. packet-switched networks

D. stream-switched networks

637. MIB is a collection of groups of objects that can be managed by __________

A. smtp

B. udp

C. snmp

D. tcp/ip

638. A network management system can be divided into ___________

A. three categories

B. five broad categories

C. seven broad categories

D. ten broad categories

639. Ping can _________

A. measure round-trip time

B. report packet loss

C. report latency

D. all of the mentioned

640. Ping sweep is a part of _________

A. traceroute

B. nmap

C. route

D. ipconfig

641. ICMP is used in _________

A. ping

B. traceroute

C. ifconfig

D. both ping & traceroute

642. __________ command is used to manipulate TCP/IP routing table.

A. route

B. ipconfig

C. ifconfig

D. traceroute

643. Which of the following is not related to ipconfig in Microsoft Windows?

A. display all current tcp/ip network configuration values

B. modify dhcp settings

C. modify dns settings

D. trace the routers in the path to destination

644. __________ allows checking if a domain is available for registration.

A. domain check

B. domain dossier

C. domain lookup

D. domain registers

645. Choose the wrong statement from the following.

A. nslookup is used to query a dns server for dns data

B. ping is used to check connectivity

C. pathping combines the functionality of ping with that of route

D. ifconfig can configure tcp/ip network interface parameters

646. Ethernet frame consists of ____________

A. mac address

B. ip address

C. default mask

D. network address

647. What is start frame delimiter (SFD) in ethernet frame?

A. 10101010

B. 10101011

C. 00000000

D. 11111111

648. MAC address is of ___________

A. 24 bits

B. 36 bits

C. 42 bits

D. 48 bits

649. Ethernet in metropolitan area network (MAN) can be used as ___________

A. pure ethernet

B. ethernet over sdh

C. ethernet over mpls

D. all of the mentioned

650. A point-to-point protocol over ethernet is a network protocol for __________

A. encapsulating ppp frames inside ethernet frames

B. encapsulating ehternet framse inside ppp frames

C. for security of ethernet frames

D. for security of ppp frames

MCQ in Computer Fundamentals Series

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Complete List of MCQ in Electronics Engineering per topic