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. 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
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Metropolitan Area Network
rp
TFTP (Trivial File Transfer Protocol)

2. 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?
Metropolitan Area Network
Handles e-mail functions
rp
Any device on the network that can ask for access to resources

3. 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?
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Client - protocol - and adapter
172.192.4.256
Internet Protocol Security. This is the defacto standard for VPN security.

4. ICMP means...
Institute of Electrical and Electronics Engineers
Electromagnetic Interference
128 bit addresses
Internet Control Message Protocol

5. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Port 161 is SNMP and Port 162 is the SNMP Manager
Post Office Protocol
Network Address Translation
MT-RJ (Mechanical Transfer-Registered Jack)

6. Fault Tolerance
Plain Old Telephone Service
HTTPS/ SSL
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
40 bit - 128 bit - 64 bit

7. NAT Means...
Network Address Translation
HTTP
Wireless Fidelity
Transmission Control Protocol/Internet Protocol

8. What is on Port 3389?
1000BASE-LX and10 GBASE-LR
RDP/ Terminal Services
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
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

9. On what Port is the SMTP Server?
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
Disk Operating System or Denial of Service
25
Point-to-Point Tunneling Protocol

10. PSTN Means...
Public Switched Telephone Network
Peer-To-Peer and Client-Server
Extranet
SSH

11. GSM means...
Port Address Translator
Global System for Mobile Communications
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
netstat

12. List the benefits of a star topology

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13. Application Server
A network map showing exactly how data moves through the network.
Switches - bridges - and NICs (Network Interface Card)
100BASE-FX Answer: D
Manages network applications

14. What is on Port 80?
HTTP
MultiProtocol Label Switching
ICMP (Internet Control Message Protocol)
Transmission Control Protocol

15. Mail Server
TFTP (Trivial File Transfer Protocol)
SQL Server
Handles tasks in the place of other machines on the network
Handles e-mail functions

16. Which command generated the following output? Active Connections Proto Local Address Foreign Address State TCP CompA:3006 192.168.0.2:Microsoft Established TCP CompA:3021 192.168.0.246:HTTP Established
SUN RPC
netstat
Network Address Translator
WINS (Windows Internet Name Service)

17. What is on Port 143?
The analyzer is functioning properly.
SQL Server
IMAP (Mail Client)
Transmission Control Protocol

18. NTP means...
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
These are the FTP ports. Port 20 handles data and Port 21 provides control.
802.11b
Network Time Protocol

19. On what Port is Telnet?
CSU / DSU (Channel Service Unit / Data Service Unit)
Simple Network Management Protocol
23
Point to Point Tunneling Protocol

20. Disk mirroring is also known as RAID ___...
1
Sys Log (Unix) or Event Manager (Windows)
Reverse Address Resolution Protocol.
encapsulating the data payload.

21. A client accessing a network share folder has authenticated into the system and has full access rights to a folder share. But after opening the file they find they cannot modify the files contents. What is the likely cause?
This IP (Internet Protocol) address cannot be pinged remotely.
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Bus
The file has been opened by another user and is open for read only.

22. 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
A striped set array with parity
Port 20 must also be unblocked.
Electromagnetic Interference
the NIC (Network Interface Card) is bad.

23. 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
Each computer is directly connected to other computers in the same network and data flows in a circle shape from computer to computer and eventually back to the source. This topology isn't very popular because it's not easily scalable and the cable r
Proxy server
Select the most probable cause
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)

24. What is DHCP? What is its key attribute?
Dynamic Host Configuration Protocol - a network service that assigns IP addresses to clients. Should remember that it uses scopes to manage any excluded/ static IP addresses.
CSU / DSU (Channel Service Unit / Data Service Unit)
A network map showing exactly how data moves through the network.
Client - protocol - and adapter

25. What is on Port 389?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
1000BASE-LX and10 GBASE-LR
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Port 161 is SNMP and Port 162 is the SNMP Manager

26. DHCP means...
MT-RJ (Mechanical Transfer-Registered Jack)
Dynamic Host Configuration Protocol
Local Area Network
Physical

27. NetBIOS Means...
Networked Basic Input/Output System
A network map showing exactly how data moves through the network.
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.
Internetwork packet exchange

28. A technician is troubleshooting a problem on a network using a utility to capture the packets. When the technician reviews the captured data they have only captured broadcast packets and packets from their own computer. What is the reason for this?
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.)
Check the connection from the WAP (Wireless Access Point) to the network
Windows Internet Name Service
They are connected to a switch when trying to capture packets.

29. Which of the following are classified as Layer 2 devices?
Public Key Infrastructure
Switches - bridges - and NICs (Network Interface Card)
NetBios
Router

30. RIP Means...
Forward the packets to all ports except the one that originated the request
Server Message Block OR Small-to-Midsize Business
Routing Information Protocol
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect

31. A home user has been assigned one static IP (Internet Protocol) address. If the user wishes to use the 192.168.0.1 address range - what technology should the user implement?
Proxy server
A striped set array with parity
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

32. NFS Means...
Network File System
Bridge
20 & 21
IMAP (Mail Client)

33. On what Port is IMAP?
143
Peer-To-Peer and Client-Server
T1 (T-Carrier Level 1).
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

34. Which networking device works at the upper three layers of the OSI (Open Systems Interconnect) and connects networks with different architectures?
Gateway
Routing Information Protocol
SQL Server
2.4 GHz (Gigahertz).

35. All of the following options transmit data over a modem EXCEPT...
The 'memo maker' that sends and receives paperless faxes over the network
40 bit - 128 bit - 64 bit
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
T1 (T-Carrier Level 1).

36. PRI Means...
HTTP
Primary Rate Interface
Network Access Control
Any device on the network that can ask for access to resources

37. PKI means...
Routing Information Protocol
Server Message Block OR Small-to-Midsize Business
Public Key Infrastructure
Hypertext transfer protocol over secure sockets layer.

38. LDAP means...
Global System for Mobile Communications
Lightweight Directory Access Protocol
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Open Source Path First - this is a routing protocol

39. IIS Means...
Point-to-Point Tunneling Protocol
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
Internet Information Services
Connect Workstation 6 and Workstation 2 using a barrel connector

40. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) copper cable standard?
DNS
In a locked room in an offsite location
Computers are connected to one central point w/ their own individual cables or wireless connections. This topology offers advantages over the bus topology and is used more often despite having more physical requirements than the bus topology. Benefit
1000BASE-CX

41. Which protocol does a diskless workstation use to obtain a network address?
Plain Old Telephone Service
Global System for Mobile Communications
Application
BootP (Boot Protocol)

42. TCP/IP Means;
Transmission Control Protocol/Internet Protocol
Transmission Control Protocol
172.192.4.256
110

43. Web Server
Network Time Protocol
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
128 bit addresses
Check the connection from the WAP (Wireless Access Point) to the network

44. A technician connects a computer to the LAN (Local Area Network) switch to analyze the traffic occurring from another computer on the network. The only traffic observed coming from the other computer is broadcast frames. What can be concluded from th
NFS (Network File System)
Hypertext Markup Language
The analyzer is functioning properly.
40 bit - 128 bit - 64 bit

45. WLAN Means...
Wireless LAN
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
The users will not be affected by the change.
A 2.4 GHz (Gigahertz) cordless telephone is in use.

46. List the benefits of a bus topology
Domain Name Service OR Domain Name Server
DNS
Easy to install - Inexpensive - Less actual cable required
Handles the call center and call routing and can be thought of as a sophisticated network answering machine

47. What is on Port 22?
TFTP (Trivial File Transfer Protocol)
netstat
802.11i
SSH

48. MIME means...
Gateway
Multipurpose Internet Mail Extension
2.4 GHz (Gigahertz).
CSU / DSU (Channel Service Unit / Data Service Unit)

49. Which of the following options allows for secure communication over the Internet?
1000BASE-LX and10 GBASE-LR
Sys Log (Unix) or Event Manager (Windows)
VPN (Virtual Private Network)
Firewall

50. What is on Ports 20 and 21?
Transmission Control Protocol/Internet Protocol
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Internet Control Message Protocol
In a locked room in an offsite location