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 is a purpose for subnetting?
Network Access Control
To decrease network congestion Answer: D
Lightweight Directory Access Protocol
Hypertext transfer protocol over secure sockets layer.

2. What is on Port 25?
SMTP Server
The file has been opened by another user and is open for read only.
Local Area Network
ICMP (Internet Control Message Protocol)

3. IPX Means...
2
DNS (Domain Name Service) server settings
Internetwork packet exchange
Implement VLANs (Virtual Local Area Network)

4. What functionality does Kerberos provide?
Internet connection
2.4 GHz (Gigahertz).
Wireless LAN
Authentication

5. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
Network and Transport
172.192.4.256
Packets from entering and leaving a network
Bluetooth enabled cell phones

6. GPS means...
Institute of Electrical and Electronics Engineers
Select the most probable cause
Network File System
Global Positioning System

7. Which standard covers the methods for performing authentication services for remote access to a central LAN (Local Area Network)?
Extranet
Networked Basic Input/Output System
802.1x
PDC (Primary Domain Controller)

8. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
8080
MT-RJ (Mechanical Transfer-Registered Jack)
802.11i
NetBios

9. 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?
550 meters (1 -804.46 feet)
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
143
NetBios

10. A company wants to have an intranet. Where would the intranet web server be located in the network?
3389
In the LAN (Local Area Network)
Hypertext transfer protocol over secure sockets layer.
Bayonet-Neill-Concelman or British Naval Connector

11. ACL means...
RDP/ Terminal Services
Access Control List
Proxy server
netstat and ping

12. This is not an IP (Internet Protocol) addresses.
Fully Qualified Domain Name
72.16.16.1
Telnet
TCP / IP (Transmission Control Protocol / Internet Protocol)

13. On a switched Ethernet network that is operating perfectly - what is the state in which a user will find the activity LED (Light Emitting Diode)?
Periodically (randomly) blinking
Manages network applications
192.168.96.254
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.

14. Describe a ring topology

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15. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards uses
1000BASE-LX and10 GBASE-LR
3389
There will be no Internet access.
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

16. 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
ping
Presentation
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Simple Network Management Protocol

17. Disk mirroring is also known as RAID ___...
1
Packets from entering and leaving a network
Networked Basic Input/Output System Extended User Interface
802.11b

18. An employee needs to access the internal secure company web site from a hotel. The employee will need which of the following connections?
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.
Hybrid hub
Internet connection
Data Link

19. GUI means
Select the most probable cause
PDC (Primary Domain Controller)
Asynchronous Transfer Mode
raphical User Interface

20. The 802.11 frequency band is...
Port Address Translator
2.4 GHz (Gigahertz).
Network Address Translation
Telnet

21. IIS Means...
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.
WINS (Windows Internet Name Service)
Internet Information Services
Two or more connected computers that can share resources

22. What is Unicast?
Stores and dispenses files
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.)
Network News Transfer Protocol
The 'memo maker' that sends and receives paperless faxes over the network

23. What is CHAP?
20 & 21
The Internet router is blocking port 25.
Challenge Handshake Authentication Protocol
TFTP (Trivial File Transfer Protocol)

24. MAN Means...
SMTP Server
raphical User Interface
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
Metropolitan Area Network

25. PKI means...
Public Key Infrastructure
rp
Any device on the network that can ask for access to resources
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.

26. PPTP Means...
Port 20 must also be unblocked.
L2TP (Layer 2 Tunneling Protocol)
Point-to-Point Tunneling Protocol
802.11i

27. While reviewing network traffic statistics - technicians have noticed that there is an abnormally high amount of DNS (Domain Name Service) traffic. What recommendation would help reduce traffic?
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Light Emitting Diode
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Put a router between the two network segments

28. On what Port is RDP?
Bridge
Password Authentication Protocol
Internet Control Message Protocol
3389

29. NIC means...
The amber light is flashing occasionally and the green light is lit steadily.
Telnet
Network Interface Card
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network

30. Given the following output - which utility was used? Default Server: bigserver.datacenter.com Address: 4.12.18.1
Multipurpose Internet Mail Extension
These are the FTP ports. Port 20 handles data and Port 21 provides control.
nslookup
Select the most probable cause

31. 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?
User Datagram Protocol. This protocol is connectionless and routable.
Application
Network File System
550 meters (1 -804.46 feet)

32. Fax Server

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33. 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
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Exterior Gateway Protocol
Select the most probable cause
Transmission Control Protocol/Internet Protocol

34. Which one of the following UNIX commands is similar to Telnet and used for terminal emulation?
rlogin
802.11i
22
3389

35. A company wishes to establish a secure network connection with a sister company over the Internet. Both companies must have access to each others resources without allowing general public access. What describes the type of network that should be empl
Extranet
802.1x
Networked Basic Input/Output System
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.

36. Which command will produce the following output? ethoLink encap : Ethernet HWaddr: 00:80:C8:D6:74:43 inet adder : 4.150.6.3 Bcast : 4.255.255.255 Mask: 255.0.0.0
10 GBASE-LR
The file has been opened by another user and is open for read only.
ifconfig
25

37. A WINS (Windows Internet Name Service) network administrator has disabled DNS (Domain Name Service) for security reasons. Users have lost the ability to access remote network shares named ournetworkshares and ourprivateshares. How can this be resolve
Wireless Protected Access
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
Public Switched Telephone Network
Lightweight Directory Access Protocol

38. Mail Server
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
Handles e-mail functions
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Handles the call center and call routing and can be thought of as a sophisticated network answering machine

39. HTML means...
Hypertext Markup Language
IMAP (Mail Client)
Trivial File Transfer Protocol
Multipurpose Internet Mail Extension

40. TCP/IP Means;
Electromagnetic Interference
110
Transmission Control Protocol/Internet Protocol
Domain Name Service OR Domain Name Server

41. PRI Means...
Bus
1000BASE-CX
A long length of antenna extension cable
Primary Rate Interface

42. If a destination address is not in a bridges forwarding table - what will the bridge do?
Client - protocol - and adapter
Forward the packets to all ports except the one that originated the request
25
Verification

43. What is on Port 111?
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
New Technology File System
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
SUN RPC

44. On what Port is HTTP?
Global Positioning System
Periodically (randomly) blinking
80
A. 18 -000 feet (5 -486.4 meters)

45. What is PAT?
Port Address Translator
802.11
Internet Control Message Protocol
The 'memo maker' that sends and receives paperless faxes over the network

46. A network administrator is troubleshooting connectivity from a client machine. An error message that reads 'Page Cannot be Displayed' is shown in the browser whenever a FQDN (Fully Qualified Domain Name) is typed in the address bar. However - if the
53
Internet Protocol Security. This is the defacto standard for VPN security.
Hybrid hub
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant

47. Which one of the following provides a fault-tolerant storage system containing five disks and a single controller that will function if a single disk fails?
Hybrid hub
Handles e-mail functions
A striped set array with parity
netstat

48. Print Server
22
Manages printers on the network
Sys Log (Unix) or Event Manager (Windows)
A. 18 -000 feet (5 -486.4 meters)

49. Which one of the following is true concerning bridges and their forwarding decisions?
Internet Control Message Protocol
Hypertext transfer protocol over secure sockets layer.
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance

50. A user is trying to access a FTP (File Transfer Protocol) server but discovers that FTP (File Transfer Protocol) is being blocked by a firewall. After unblocking port 21 on the firewall - FTP (File Transfer Protocol) still does not work. What is the
Port 20 must also be unblocked.
ICMP (Internet Control Message Protocol)
netstat
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D