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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. What is on Ports 161 and 162?
100BASE-FX Answer: D
All workstations except Workstation 3 can communicate to each other.
Manages printers on the network
Port 161 is SNMP and Port 162 is the SNMP Manager

2. What part of an Ethernet MAC (Media Access Control) address designates the manufacturer of the NIC (Network Interface Card)?
Routing Internet Protocol
3389
bytes 1-3
SUN RPC

3. What is the minimum number of hard drives required to implement RAID 0 (Redundant Array of Independent Disks)?
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Basic Rate Interface
2
L2TP (Layer 2 Tunneling Protocol)

4. A user complains that they are unable to connect to a remote server using either FTP (File Transfer Protocol) or Telnet - although the user was able to connect yesterday. Which of the following commands is used to troubleshoot the problem?
cold site.
rp
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
ping

5. Which protocol could be used by a VPN (Virtual Private Network)?
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).
PPTP (Point-to-Point Tunneling Protocol)
netstat and ping
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.

6. A network administrator manages a medium-sized network with a mixture of different platform computers. The network contains multiple subnets located across a large geographical area. Over half of the subnets contain a WAP (Wireless Access Point) for
TFTP (Trivial File Transfer Protocol)
A long length of antenna extension cable
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
NFS (Network File System)

7. What is EAP? What is it used for?
PDC (Primary Domain Controller)
Network Address Translation
Primary Rate Interface
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.

8. List the drawbacks of a bus topology

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9. There is a suspected SMTP (Simple Mail Transfer Protocol) virus on the workstation. E-mail programs are not currently running. Which of the following utilities should be run to see if there are any open SMTP (Simple Mail Transfer Protocol) sockets?
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
netstat
Uniform Resource Locator
Verification

10. Web Server
Asynchronous Transfer Mode
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
rlogin
Public Key Infrastructure

11. A star network that uses several cable types must use which hub type in order to accommodate all client machines?
Hybrid hub
Application
ICMP (Internet Control Message Protocol)
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.

12. GUI means
netstat
raphical User Interface
25
802.11b

13. If a destination address is not in a bridges forwarding table - what will the bridge do?
To decrease network congestion Answer: D
Forward the packets to all ports except the one that originated the request
Institute of Electrical and Electronics Engineers
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time

14. Which one of the following options is required for a client workstation to connect to a network resource?
Post Office Protocol 3
Client - protocol - and adapter
2
New Technology File System

15. What is Unicast?
Verification
Hypertext transfer protocol
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.)
Public Switched Telephone Network

16. PAP (Password Authentication Protocol) secures PPP (Point-to-Point Protocol) sessions by...
Routing Information Protocol
passing a username and password in plaintext.
Windows Internet Name Service
Border Gateway Multicast Protocol - A routing protocol for router to router activity.

17. Which of the following is used to translate NetBIOS (Network Basic Input / Output System) names
WINS (Windows Internet Name Service)
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Hypertext transfer protocol over secure sockets layer.
Authentication

18. 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
Select the most probable cause
WINS (Windows Internet Name Service)
Stores and dispenses files
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.

19. On what Port is SNMP?
161 & 162
72.16.16.1
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Network Address Translator

20. The Spanning-Tree Protocol allows for redundancy of what networking device?
It is an address assigned to a NIC (Network Interface Card).
Bridge
TFTP (Trivial File Transfer Protocol)
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.

21. 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?
Presentation
Internet Protocol Security. This is the defacto standard for VPN security.
An old microwave oven is being used in the break room which causes interference with the access point.
rp

22. A network administrator needs to verify that the SMTP (Simple Mail Transfer Protocol) service is running on a particular server. On what port number should a Telnet session be established?
25
Server Message Block OR Small-to-Midsize Business
Remote Desktop Protocol
Manages network applications

23. A rogue residential gateway has been installed in a network. It is running DHCP (Dynamic Host Configuration Protocol). If the computers have static IP (Internet Protocol) addresses assigned - what problems might exist on the network?
Digital Subscriber Line
Implement VLANs (Virtual Local Area Network)
There will be no Internet access.
10 GBASE-LR

24. Fault Tolerance
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
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).
traceroute
WINS (Windows Internet Name Service)

25. A client workstation can authenticate user names and passwords to which type of server?
All workstations except Workstation 3 can communicate to each other.
PDC (Primary Domain Controller)
Bayonet-Neill-Concelman or British Naval Connector
The device ID (Identification)

26. The system administrator performs full backups on Sundays. Incremental backups are performed every day EXCEPT Sunday. The backups start at 10 a.m. and end by 12 p.m. The system crashes on Wednesday night. Which tapes must be used to restore data?
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.
1433
110
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes

27. What are the two main network types?
Peer-To-Peer and Client-Server
POP3
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
netstat

28. POP Means...
Post Office Protocol
Network File System
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
Windows Internet Name Service

29. NAT Means...
Network Address Translation
All workstations except Workstation 3 can communicate to each other.
Peer-To-Peer and Client-Server
MAC (Media Access Control) address

30. A companys disaster recovery plan requires that a hot site be maintained for fault tolerance. Which of the following would achieve this goal?
Manages printers on the network
Application
An exact duplicate of the infrastructure is mirrored offsite.
larger subnet masks.

31. Which of the following options allows for secure communication over the Internet?
Lightweight Directory Access Protocol
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
VPN (Virtual Private Network)
Token passing

32. What is on Port 143?
Bridge
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
128 bit addresses
IMAP (Mail Client)

33. WEP Means...
Wired Equivalent Privacy
802.11
Local Area Network
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes

34. What is Multicast Transmission?
Metropolitan Area Network
Industry Standards Organization
135-139
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.

35. LED Means...
Internet Protocol
Light Emitting Diode
Switches - bridges - and NICs (Network Interface Card)
All workstations except Workstation 3 can communicate to each other.

36. On what Port is HTTP?
80
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.)
Disk Operating System or Denial of Service
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).

37. An 802.11a/b/g access point is installed in a computer lab. An administrator has a client that is based on 802.11g technology. There are times when the client slows or stops working entirely. What is the cause of the problem?
The users will not be affected by the change.
802.2
100 Mbps (Megabits per second)
A 2.4 GHz (Gigahertz) cordless telephone is in use.

38. SSH Means...
Secure Shell
Transport
1433
HTTPS/ SSL

39. Which protocol does a diskless workstation use to obtain a network address?
An exact duplicate of the infrastructure is mirrored offsite.
Two or more connected computers that can share resources
BootP (Boot Protocol)
ICMP (Internet Control Message Protocol)

40. What is NAT?
TFTP (Trivial File Transfer Protocol)
Sys Log (Unix) or Event Manager (Windows)
Extranet
Network Address Translator

41. Which one of the following will affect the range of an 802.11b WAP (Wireless Access Point)?
A long length of antenna extension cable
3.1
Secure Sockets Layer
802.2

42. An administrator has been called to consult on a network. After receiving network traffic statistics - the administrator notices that there is an abnormally high amount of DHCP (Dynamic Host Configuration Protocol) traffic. What recommendation would
Service Set Identifier
WINS (Windows Internet Name Service)
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
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.

43. What is on Port 69?
TCP / IP (Transmission Control Protocol / Internet Protocol)
Verification
netstat
TFTP (Trivial File Transfer Protocol)

44. Which of the following connectors will be required for a RAS (Remote Access Service) server accepting four incoming dial-up connections to connect to the PSTN (Public Switched Telephone Network)?
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.
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
RJ-11 (Registered Jack)
Internet Control Message Protocol

45. When one connection to a host fails in a full mesh network - it means...
All hosts can communicate.
100 Mbps (Megabits per second)
Hypertext transfer protocol
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.

46. IPSEC means...
Manages network applications
1000BASE-CX
cold site.
Internet Protocol Security

47. SMB Means...
Server Message Block OR Small-to-Midsize Business
Router
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.
100BASE-FX Answer: D

48. A Windows 2000 work station has a TCP / IP (Transmission Control Protocol / Internet Protocol) address of 169.254.12.1. Which statement describes the state of the computers TCP / IP (Transmission Control Protocol / Internet Protocol) configuration?
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
802.11a.
User Datagram Protocol. This protocol is connectionless and routable.
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.

49. On what Port is Sys Log/ Event Manager?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
514
Networked Basic Input/Output System

50. BIOS Means...
111
802.11i
Basic Input/Output System
WEP (Wired Equivalent Privacy)