Network Fundamentals Practice Quiz: Test Your Knowledge

Posted on Oct 31, 2024 in Computers

Network Fundamentals Practice Quiz

Test Your Knowledge

1. UDP Protocols

Which of the following application layer protocols use UDP segments? (Choose two.)

  • DNS
  • TFTP

2. UTP Cable Advantages

What are the advantages of UTP cable installation? (Choose three.)

  • Less expensive than fiber optic
  • More flexible and easy to install
  • Allows a simple upgrade of WAN hardware

3. Crossover Cable Use

When do you use a crossover cable on a network?

  • When connecting a host to another host

4. Token Ring Topology

Which of the following describes the logical topology of token ring transmission? (Choose two.)

  • FDDI is an example of a token ring network.
  • Computers can transmit data only if they possess a token.

5. UDP Datagram Retransmission

Two hosts using UDP exchange data. A datagram is lost. Which statement about retransmission is true?

  • Retransmission occurs when the transmission timer expires at the source host. The application layer protocol controls retransmission.

6. LAN Switching Mode

Which LAN switching mode begins switching after reading the first 64 bytes?

  • Fragment Free

7. Binary to Decimal Conversion

What is the decimal representation of the binary number 11010011?

  • 211

8. RIP Version 1

Which of the following best describes the RIP version 1 routing protocol?

  • Distance vector protocol using hop count as its metric

9. Spanning Tree Protocol

What does the Spanning Tree Protocol do?

  • Prevents switching loops

10. Collision Domains

Which devices divide a network into different collision domains? (Choose two.)

  • Bridge
  • Switch

11. IP Characteristics

What are the characteristics of IP? (Choose two.)

  • Connectionless protocol
  • Unreliable protocol

12. Latency

What is latency?

  • The delay between a frame leaving the source and arriving at the destination

13. Connecting Cisco Switches

What type of UTP cable connects two Cisco switches?

  • Crossover

14. Requirements for Current Flow

What must be present for current to flow? (Choose two.)

  • Closed loop
  • Voltage source
  • Load

15. Host A Configuration

Referencing the chart (not provided), what must be configured on Host A to communicate with the mail server? (Choose two.)

  • IP address
  • Subnet mask
  • Default gateway

16. Cable Length and Attenuation

How does cable length affect attenuation?

  • Longer cables cause greater attenuation.

17. Full-Mesh Topology

What describes a physical full-mesh topology?

  • Provides maximum connectivity between all systems

18. WAN Technologies

Which are WAN technologies? (Choose two.)

  • DSL
  • T1

19. Collision Domains in Diagram

How many collision domains are shown in the diagram (not provided)?

  • Six

20. Full Duplex Fiber Optic

How is full duplex capacity achieved in fiber optic cable?

  • Using two fibers in separate sheaths

21. Subnet Address

Given IP address 10.172.192.168/28, what’s the subnet address?

  • 10.172.192.160

22. Devices with MAC Addresses

Which devices in the chart (not provided) require a MAC address?

  • PC, printer, and router

23. Network and Host Calculation

Determine the number of networks and usable hosts for 192.168.50.0/27.

  • 8 networks/30 hosts

24. Router Console Connection

What cable connects a router’s console port to a PC’s COM port?

  • Rollover cable

25. Cat 5 UTP Pin Pairs

Which RJ-45 pin pairs are used for data exchange in Cat 5 UTP Ethernet?

  • 1 and 2, 3 and 6

26. Reliable, Connection-Oriented Layer

Which OSI layer provides reliable, connection-oriented communication?

  • Transport

27. Decimal to Binary Conversion

What is the binary representation of decimal 111?

  • 01101111

28. Collision Domain Extension

Which devices extend a collision domain? (Choose two.)

  • Hub
  • Repeater

29. Host Joining Topology

Based on the chart (not provided), what happens when a host joins the topology?

  • The switch adds the host’s MAC address to its table when the host sends a frame.

30. UTP Cable Characteristics

What are the characteristics of UTP cable? (Choose three.)

  • Each wire is insulated.
  • Consists of four twisted pairs.
  • Relies on the cancellation effect of twisted pairs.

31. 100BASE-T Specification

Which specification indicates 100BASE-T?

  • 100 Mbps transmission speed, baseband signal, twisted-pair cable

32. Router Route Identification

How does the main router dynamically identify a route to 10.16.10.48/28 in the diagram (not provided)?

  • By a static route

33. Attenuation Definition

What is attenuation?

  • Loss of signal strength over distance

34. Crossover Cable Wiring

Which diagram (not provided) shows the correct pinout for a Cisco crossover cable?

  • Cable C

35. Broadcast Domains in Diagram

How many broadcast domains are in the diagram (not provided)?

  • Three

36. Address Type Identification

What type of address is 192.168.17.111/28?

  • Broadcast address

37. Encapsulation Order

What is the encapsulation order from Layer 7 (Application) to Layer 1 (Physical)?

  • Data, segments, packets, frames, bits

38. Connection Type

What type of connection is shown in the figure (not provided)?

  • Console connection

39. TFTP Protocol

Which statements describe the TFTP protocol? (Choose two.)

  • Provides a connectionless service
  • Lacks most FTP features

40. Collision Likelihood

What increases the likelihood of collisions?

  • An increase in devices connected to the hub

41. CSMA/CD Statements

Which statements about CSMA/CD are true? (Choose three.)

  • It’s a media access method used in LANs.
  • Devices check media availability before transmitting.
  • Only one device can transmit successfully at a time.

42. TCP/IP Transport Layer Protocols

Which protocols are in the TCP/IP transport layer? (Choose two.)

  • TCP
  • UDP

43. Configuration File Transfer Protocol

Which protocol transfers configuration files to a router’s memory?

  • TFTP

44. Address Type Identification

What type of address is 192.168.17.134/29?

  • Host address

45. Ping 127.0.0.1

What does ping 127.0.0.1 verify?

  • TCP/IP configuration (internal loopback test)

46. Host A Network Access Issue

Referencing the chart (not provided), why can’t Host A access the network after being moved?

  • Incorrect default gateway

47. Class B Subnet Masks

Which subnet masks can subnet a Class B address? (Choose two.)

  • 255.255.0.0
  • 255.255.252.0

48. MAC Address Information

What can be determined from the MAC addresses in the graph (not provided)? (Choose two.)

  • PC1 and PC2’s NICs are from the same manufacturer.
  • PC2 and PC3’s NICs are from different manufacturers.

49. Straight-Through Cable Use

When do you use a straight-through cable?

  • When connecting a host to a switch

50. Windows IP Configuration Commands

Which commands display current IP configuration in Windows? (Choose two.)

  • ipconfig
  • winipcfg

51. Increased Collision Domains

Which devices increase collision domains? (Choose two.)

  • Bridge
  • Router

52. LAN Switching Latency

Which LAN switching mode has the highest latency?

  • Store and Forward

53. 100BASE-TX Distance

What’s the maximum distance for 100BASE-TX?

  • 100 meters