Test your basic knowledge |

Comptia Network +

Subjects : certifications, comptia-network-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Which one of the following options is required for a client workstation to connect to a network resource?
Client - protocol - and adapter
An exact duplicate of the infrastructure is mirrored offsite.
Basic Input/Output System
Internet mail access protocol

2. Which one of the following is a purpose for subnetting?
To decrease network congestion Answer: D
Media Access Unit - Media attachment Unit
10 GBASE-LR
Internet Protocol Security

3. Which protocol is used for error reporting in concert with the IP protocol?
ICMP (Internet Control Message Protocol)
HTTPS/ SSL
Global System for Mobile Communications
Secure Shell

4. What is BGMP?
Manages network applications
Dynamic Host Configuration Protocol
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
Bus

5. If a destination address is not in a bridges forwarding table - what will the bridge do?
DNS (Domain Name Service) server settings
Extranet
This IP (Internet Protocol) address cannot be pinged remotely.
Forward the packets to all ports except the one that originated the request

6. EMI means...
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Metropolitan Area Network
Electromagnetic Interference
Packets from entering and leaving a network

7. On what Port is SUN RPC?
Internet Information Services
111
1000BASE-LX and10 GBASE-LR
Bridge

8. A company wants to have an intranet. Where would the intranet web server be located in the network?
802.2
In the LAN (Local Area Network)
WINS (Windows Internet Name Service)
cold site.

9. A user is booting a workstation and suddenly receives a message stating that a duplicate IP (Internet Protocol) address is in use on the network. Which of the following commands can be used to troubleshoot the problem?
A transmission method in which data goes form a source node to all other nodes on a network. Each node receives the data and acts on it - which can generate a great deal of network traffic.
Consists of two distinct and terminated ends with each computer connected to one unbroken cable running its entire length. All of the computers can see all of the data flowing through but the only one computer the data is addressed to will actually g
Forward the packets to all ports except the one that originated the request
rp

10. On what Port is Telnet?
A transmission method in which data is transferred from a specific source address to a specific destination address. (Network nodes not involved in the transfer ignor the transmission.)
23
Network News Transfer Protocol
514

11. A user complains that they can no longer access resources on the network. The user is unable to ping other nodes and ipconfig returns an IP (Internet Protocol) address that is not in the correct subnet. What is the problem?
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
ICMP (Internet Control Message Protocol)
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
rlogin

12. Describe a ring topology

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13. On what Port is NetBios?
135-139
Wireless LAN
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Transport

14. Logical Topology
The analyzer is functioning properly.
A network map showing exactly how data moves through the network.
Physical
Time domain reflectometer

15. Which networking device works at the upper three layers of the OSI (Open Systems Interconnect) and connects networks with different architectures?
Internet Protocol
Select the most probable cause
Gateway
A network's physical topology gives you the lay of the land and the logical topology illustrates how the signals and data travel throughout the layout.

16. On what Port is HTTP?
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
80
Integrated Services digital Network

17. Six workstations that are numbered 1-6 are installed sequentially in a physical ring topology. Workstation 1 fails. How can the network administrator remove Workstation 1 for service without moving the other workstations?
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Point-to-Point Protocol
NFS (Network File System)
Connect Workstation 6 and Workstation 2 using a barrel connector

18. A network administrator is troubleshooting a wireless LAN (Local Area Network) that is experiencing trouble with interference. A scan of the wireless network reports that there are two WAPs (Wireless Access Point) from different companies within rang
Run more than one central processing unit (CPU) and whose resources are available to other users on the network to access when needed. Something this powerful is typically referred to only as a server today. Don't confuse workstations with client mac
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
100BASE-FX Answer: D
Internet Protocol Security

19. Which one of the following servers provides web caching services?
Proxy
72.16.16.1
3.1
Service Set Identifier

20. What is on Port 143?
User Datagram Protocol
MAC (Media Access Control) address
IMAP (Mail Client)
Split the scope addresses between the servers assigning 192.168.0.1 through 192.168.0.127 for the PDC (Primary Domain Controller) and 192.168.0.128 through 192.168.0.254 for the BDC (Backup Domain Controller).

21. DC means...
encapsulating the data payload.
10 GBASE-LR
Direct Current
All workstations except Workstation 3 can communicate to each other.

22. What is OSPF?
MultiProtocol Label Switching
Open Source Path First - this is a routing protocol
Wireless LAN
As a way to share resources and information

23. CPU means...
Simple Network Management Protocol
The amber light is flashing occasionally and the green light is lit steadily.
Central Processing unit
Basic Input/Output System

24. Mail Server
User Datagram Protocol
Internet connection
There will be no Internet access.
Handles e-mail functions

25. What is on Port 23?
CSU / DSU (Channel Service Unit / Data Service Unit)
Telnet
A network map defining the specific characteristics of a network such as where workstations and other devices are located and the arrangement of all the physical media such as cables.
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers

26. MAU means...
Wireless Fidelity
TFTP (Trivial File Transfer Protocol)
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
Media Access Unit - Media attachment Unit

27. What is NAT?
Network Time Protocol
Basic Input/Output System
Network Address Translator
Multiple Link Interface

28. What is CHAP?
User Datagram Protocol
raphical User Interface
Challenge Handshake Authentication Protocol
Bayonet-Neill-Concelman or British Naval Connector

29. WEP Means...
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
Wired Equivalent Privacy
Internet Protocol

30. What is on Port 3389?
RDP/ Terminal Services
Transport
Exterior Gateway Protocol
DNS (Domain Name Service) server settings

31. Wi-Fi Means...
Service Set Identifier
MultiProtocol Label Switching
Wireless Fidelity
Multiple Link Interface

32. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
10 GBASE-LR
802.11i
Router
Electromagnetic Interference

33. ACL means...
Asynchronous Transfer Mode
Access Control List
110
Handles the call center and call routing and can be thought of as a sophisticated network answering machine

34. On what Port is POP3?
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Public Key Infrastructure
110
Internet Control Message Protocol

35. A network has grown to include seventy 24 port Ethernet switches and has decreased in performance steadily as new switches are added. What adjustments can be made to the infrastructure to improve the performance?
Authentication
Implement VLANs (Virtual Local Area Network)
They get their name because they truly are 'at the service' of the network and run specialized software for the network's maintenance and control known as the network operating system. Sometimes servers have more than one job. But whether servers are
RJ-11 (Registered Jack)

36. Which IEEE (Institute of Electrical and Electronics Engineers) 802.x standard defines the operation of the LLC (Logical Link Control) sublayer of the OSI (Open Systems Interconnect) models Data Link layer?
Global Positioning System
nslookup
802.2
802.11

37. Proxy Server
POP3
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Handles tasks in the place of other machines on the network
This IP (Internet Protocol) address cannot be pinged remotely.

38. A small company connected to the Internet through a SOHO (Small Office / Home Office) router wants to make an internal web server public on the Internet. Computers on the LAN can access the web pages but Internet users cannot. What should be done to
Network File System
Network Address Translator
Make certain the web site has an external DNS (Domain Name Service) name and a public IP address - and that port 80 is open on the router.
the NIC (Network Interface Card) is bad.

39. A computer that is working on a network is unplugged and then plugged into another switch with a new cable. The link LED (Light Emitting Diode) on the NIC (Network Interface Card) does not come on. All of the following could be the source of the prob
MAC (Media Access Control) address
the NIC (Network Interface Card) is bad.
Networked Basic Input/Output System
They are connected to a switch when trying to capture packets.

40. Fault Tolerance
Peer-To-Peer and Client-Server
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
MultiProtocol Label Switching
1

41. Which protocol does a diskless workstation use to obtain a network address?
Internetwork Packet Exchange/Sequenced Packet Exchange
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Intrusion Detection System
BootP (Boot Protocol)

42. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards uses
larger subnet masks.
Point-to-Point Protocol
1000BASE-LX and10 GBASE-LR
Client - protocol - and adapter

43. What is Multicast Transmission?
A transmission method in which data is sent from a server to specific nodes that are defined as members of a multicast group. Network nodes not in the group ignore the data.
Internet Protocol
2
The users will not be affected by the change.

44. NTP means...
Network Time Protocol
Packets from entering and leaving a network
netstat
cold site.

45. What is ARP? What are some of its attributes?
Application
gateway.
cold site.
Address Resolution Protocol. Has no error control.

46. GSM means...
A transmission method in which data goes form a source node to all other nodes on a network. Each node receives the data and acts on it - which can generate a great deal of network traffic.
All workstations except Workstation 3 can communicate to each other.
Global System for Mobile Communications
169.254.1.1

47. Which one of the following options is a security standard for 802.11?
WEP (Wired Equivalent Privacy)
RDP/ Terminal Services
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
Client - protocol - and adapter

48. A workstation presents an error message to a user. The message states that 'Duplicate IP (Internet Protocol) has been detected on the network.' After establishing what has changed in the network - what should be the NEXT step using the standard troub
Quality of Service
Select the most probable cause
Institute of Electrical and Electronics Engineers
Transmission Control Protocol

49. A firewall differs from a proxy server in that a proxy server operates at which of the following levels of the OSI (Open Systems Interconnect) model?
Industry Standards Organization
SUN RPC
raphical User Interface
Application

50. Which one of the following UNIX commands is similar to Telnet and used for terminal emulation?
rlogin
File Transfer Protocol
Public Key Infrastructure
passing a username and password in plaintext.