Practice Quiz SeriesBasic Networking Practice – Vol 1Full nameEmail addressGenderSelectMaleFemaleOtherPrefer not to sayCurrent statusSelectSchool studentCollege studentWorking professionalJob seekerTeacher/TrainerOther I agree that my details and score may be stored for quiz administration.Start QuizQuestion 1 of 25Routing BasicsMedium2 mark(s)1. Which statements about a default gateway are correct?Select all correct answers.It is normally a router interface reachable on the local networkIt is used when a destination is outside the local subnetA host sends the remote IP packet inside a local frame addressed to the gateway MACIt must always have the same IP address as the DNS serverIPv4Easy2 mark(s)2. Which are valid private IPv4 address ranges defined by RFC 1918?Select all correct answers.169.254.0.0/16172.16.0.0/1210.0.0.0/8192.168.0.0/16SubnettingMedium2 mark(s)3. Which are valid host addresses in the subnet 192.168.10.0/24?Select all correct answers.192.168.10.254192.168.10.100192.168.10.1192.168.10.255DHCPEasy2 mark(s)4. Which messages are part of the common DHCPv4 DORA process?Select all correct answers.RequestAcknowledgmentDiscoverOfferDHCPEasy2 mark(s)5. Which are common functions of DHCP for IPv4 clients?Select all correct answers.Resolving domain names directlyProviding a subnet maskAssigning an IP addressProviding a default gatewayARP and Neighbor DiscoveryMedium2 mark(s)6. Which protocols are used to map or discover Layer 2 neighbors from Layer 3 information?Select all correct answers.Neighbor Discovery for IPv6DNSICMP echo onlyARP for IPv4SubnettingEasy2 mark(s)7. Which statements about a subnet mask are correct?Select all correct answers.It assigns a MAC address to a hostIt identifies the network portion of an IPv4 address255.255.255.0 corresponds to /24It helps determine whether a destination is local or remoteRouting BasicsHard2 mark(s)8. Which fields normally change when an IPv4 packet is routed through a standard router without NAT?Select all correct answers.Ethernet destination MAC addressEthernet source MAC addressIPv4 TTLIPv4 destination addressTCP UDPEasy2 mark(s)9. Which protocols commonly use TCP?Select all correct answers.SSHHTTP/1.1HTTPSTraditional DNS queries always use TCP onlyNetwork DevicesEasy2 mark(s)10. Which functions are commonly performed by a router?Select all correct answers.Choose routes using a routing tableSeparate Layer 2 broadcast domainsForward every Ethernet broadcast between interfaces by defaultForward packets between IP networksIPv4Easy2 mark(s)11. Which statements describe IPv4 addresses correctly?Select all correct answers.An IPv4 address is 32 bits longIt is commonly written in dotted-decimal notationA subnet mask helps identify network and host portionsIt contains eight hexadecimal groupsSwitchingMedium2 mark(s)12. Which traffic types can an Ethernet switch flood within the same VLAN?Select all correct answers.Some multicast traffic when no specific multicast forwarding state existsUnknown unicastBroadcastKnown unicast with a learned destination MACUDPEasy2 mark(s)13. Which statements about UDP are correct?Select all correct answers.It does not provide built-in retransmission and ordered deliveryIt is connectionlessIt has lower protocol overhead than TCPIt requires a three-way handshake before sending application dataTCP UDPEasy2 mark(s)14. Which protocols commonly use UDP?Select all correct answers.NTPDNS for many standard queriesSSHDHCPIPv4Medium2 mark(s)15. Which addresses are special-use IPv4 addresses?Select all correct answers.127.0.0.1169.254.10.208.8.8.8255.255.255.255TCPMedium2 mark(s)16. Which statements about TCP are correct?Select all correct answers.It never performs flow controlIt is connection-orientedIt uses acknowledgments and retransmissions for reliabilityIt provides sequence numbers for ordered deliveryNetworking BasicsEasy2 mark(s)17. Which statements about a LAN are correct?Select all correct answers.It can connect devices inside an office or homeIt normally covers a limited geographic areaIt always requires an ISP connectionIt commonly uses Ethernet or Wi-FiEthernetEasy2 mark(s)18. Which statements about MAC addresses are correct?Select all correct answers.Switches learn MAC addresses from the source field of received framesRouters use destination MAC addresses as the main identifier for end-to-end routingA typical Ethernet MAC address is 48 bitsThey are used for local Ethernet frame deliveryICMPMedium2 mark(s)19. Which statements about ICMP are correct?Select all correct answers.ICMP can report network-layer errorsTraceroute can rely on ICMP Time Exceeded messagesICMP provides reliable application data transport like TCPPing commonly uses ICMP Echo Request and Echo ReplyTCPEasy2 mark(s)20. Which flags are involved in a normal TCP three-way handshake?Select all correct answers.SYN-ACKRST as a required handshake stepACKSYNARPMedium2 mark(s)21. Which statements about ARP are correct?Select all correct answers.ARP replies are commonly unicastARP requests are normally broadcast on an IPv4 LANARP resolves an IPv4 address to a MAC addressARP is used by routers to look up public DNS recordsSwitchingMedium2 mark(s)22. Which statements about Ethernet switches are correct?Select all correct answers.They use IP TTL to make Layer 2 forwarding decisionsThey learn source MAC addressesThey normally forward known unicast frames only toward the relevant portThey maintain a MAC address tableNetworking BasicsEasy2 mark(s)23. Which devices commonly operate primarily at OSI Layer 2?Select all correct answers.Ethernet switchLayer 2 access pointRouterNetwork bridgeDNSEasy2 mark(s)24. Which statements about DNS are correct?Select all correct answers.DNS automatically encrypts all queries by defaultDNS can translate hostnames to IP addressesA records map names to IPv4 addressesAAAA records map names to IPv6 addressesVLANMedium2 mark(s)25. Which statements about VLANs are correct?Select all correct answers.Devices in different VLANs normally require Layer 3 routing to communicateA VLAN creates a separate Layer 2 broadcast domain802.1Q can tag Ethernet frames with VLAN informationAll switch ports must carry every VLANPreviousNextSubmit Quiz Related Discover more from SanchitGurukul Subscribe to get the latest posts sent to your email. Type your email… Subscribe Previous article ☟SG Windows Fundamental Exam Ver.1Read the guideNext article ☟OSI & TCP/IP ModelsRead the guide
