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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. 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 file has been opened by another user and is open for read only.
A 2.4 GHz (Gigahertz) cordless telephone is in use.
ICMP (Internet Control Message Protocol)
Border Gateway Multicast Protocol - A routing protocol for router to router activity.

2. TCP means...
passing a username and password in plaintext.
Transmission Control Protocol
MAC (Media Access Control) address
53

3. What is UDP? What are some of its attributes?
User Datagram Protocol. This protocol is connectionless and routable.
Public Switched Telephone Network
1000BASE-CX
L2TP (Layer 2 Tunneling Protocol)

4. IDS means...
Network File System
Hypertext Markup Language
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
Intrusion Detection System

5. NFS Means...
HTTPS/ SSL
10 GBASE-LR
Network File System
Port Address Translator

6. Which one of the following will affect the range of an 802.11b WAP (Wireless Access Point)?
WINS (Windows Internet Name Service)
A long length of antenna extension cable
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
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

7. In a fully Meshed network - every node has a connection to every other node - 7+6+5+4+3+2+1=28 Which digital interface device is used to connect to a local service providers digital T1 (T-Carrier Level 1) or E1 network?
802.1x
CSU / DSU (Channel Service Unit / Data Service Unit)
Public Switched Telephone Network
23

8. 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
All workstations except Workstation 3 can communicate to each other.
Simple Network Management Protocol
netstat
POP3

9. HTTPS means...
Uniform Resource Locator
2
Application
Hypertext transfer protocol over secure sockets layer.

10. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Multipurpose Internet Mail Extension
Internetwork Packet Exchange/Sequenced Packet Exchange
MT-RJ (Mechanical Transfer-Registered Jack)
ping

11. Which one of the following is true concerning bridges and their forwarding decisions?
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Password Authentication Protocol
SMB (Server Message Block)
Hybrid hub

12. Which of the following methods transfers files with the use of a UDP (User Datagram Protocol)?
53
TFTP (Trivial File Transfer Protocol)
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
Global Positioning System

13. A small office network with ten computers uses a cable modem and router to connect to the Internet and distribute services to clients. After several weeks of use - the routers collision LED (Light Emitting Diode) has begun to stay on permanently. Wha
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
SSH

14. 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?
Telnet
Transport
802.2
Firewall

15. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
10
NFS (Network File System)
D. Switch and bridge
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

16. What is QoS?
Wireless Fidelity
Quality of Service
The file has been opened by another user and is open for read only.
Basic Input/Output System

17. Remote Access Server
Routing Information Protocol
Quality of Service
Provides remote users with access to the network through modems and an IP connection
HTTP

18. What is on Port 22?
SSH
Electromagnetic Interference
L2TP (Layer 2 Tunneling Protocol)
Open Source Path First - this is a routing protocol

19. 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
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.
ICMP (Internet Control Message Protocol)
Manages printers on the network
Direct Current

20. Which networking device works at the upper three layers of the OSI (Open Systems Interconnect) and connects networks with different architectures?
10
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
The file has been opened by another user and is open for read only.
Gateway

21. 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?
Extranet
CSU / DSU (Channel Service Unit / Data Service Unit)
gateway.
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.

22. MIME means...
Internet connection
Open Source Path First - this is a routing protocol
Multipurpose Internet Mail Extension
53

23. A valid MAC (Media Access Control) address is how many bytes long?
40 bit - 128 bit - 64 bit
ICMP (Internet Control Message Protocol)
6
Routing Information Protocol

24. Which media access method is used for an IEEE (Institute of Electrical and Electronics Engineers) 802.5 network?
Two or more connected computers that can share resources
Token passing
Asynchronous Transfer Mode
Industry Standards Organization

25. WINS Means...
Windows Internet Name Service
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Connect Workstation 6 and Workstation 2 using a barrel connector
Forward the packets to all ports except the one that originated the request

26. AC means...
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Alternating Current
Trivial File Transfer Protocol
The 'memo maker' that sends and receives paperless faxes over the network

27. ISO Means...
User Datagram Protocol. This protocol is connectionless and routable.
22
D. Switch and bridge
Industry Standards Organization

28. 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?
10 GBASE-LR
Application
Network Time Protocol
Data Link

29. 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?
In a locked room in an offsite location
Implement VLANs (Virtual Local Area Network)
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
T1 (T-Carrier Level 1).

30. ATM Means...
Asynchronous Transfer Mode
Time domain reflectometer
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
nslookup

31. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Bluetooth enabled cell phones
802.1x
Application

32. 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?
rp
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
100BASE-FX Answer: D
WEP (Wired Equivalent Privacy)

33. DHCP means...
22
Dynamic Host Configuration Protocol
Transport
Bayonet-Neill-Concelman or British Naval Connector

34. 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?
D. Switch and bridge
Address Resolution Protocol. Has no error control.
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers

35. Print Server
53
Manages printers on the network
Internet Service Provider
1

36. ACL means...
Access Control List
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Proxy
25

37. What is IP?
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
Hypertext transfer protocol
DNS (Domain Name Service) server settings
Internet Protocol

38. TFTP Means...
2
RDP/ Terminal Services
CSU / DSU (Channel Service Unit / Data Service Unit)
Trivial File Transfer Protocol

39. Fault Tolerance
Multipurpose Internet Mail Extension
135-139
User Datagram Protocol. This protocol is connectionless and routable.
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. IPX Means...
netstat and ping
Internetwork packet exchange
Port Address Translator
Transport

41. EMI means...
Electromagnetic Interference
Quality of Service
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
Local Area Network

42. RADIUS (Remote Authentication Dial-In User Service) provides which functionality for remote access?
Verification
100BASE-FX Answer: D
Alternating Current
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.

43. 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?
netstat
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
The users will not be affected by the change.
80

44. FDDI (Fiber Distributed Data Interface) operates at what speed?
Internetwork packet exchange
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
100 Mbps (Megabits per second)
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

45. What is the maximum length of a gigabit Ethernet segment using MMF (MultiMode Fiber) optic cable?
Routing Internet Protocol
Switches - bridges - and NICs (Network Interface Card)
550 meters (1 -804.46 feet)
PDC (Primary Domain Controller)

46. Host
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.
A striped set array with parity
169.254.1.1
Any network device with an IP address

47. List the drawbacks of a bus topology

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48. DOS means...
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
IMAP (Mail Client)
1
Disk Operating System or Denial of Service

49. MAC Means...
TFTP (Trivial File Transfer Protocol)
Media Access Control
This IP (Internet Protocol) address cannot be pinged remotely.
ifconfig

50. MAU means...
CSU / DSU (Channel Service Unit / Data Service Unit)
Internet Control Message Protocol
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
Media Access Unit - Media attachment Unit

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