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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?
A long length of antenna extension cable
As a way to share resources and information
A 2.4 GHz (Gigahertz) cordless telephone is in use.
In a locked room in an offsite location

2. A star network that uses several cable types must use which hub type in order to accommodate all client machines?
Manages network applications
Hybrid hub
Metropolitan Area Network
Data Link

3. 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.
Secure Sockets Layer
Global Positioning System
Usually restricted to spanning a particular geographic location such as an office building - a single department within a corporate office - or even a home office)

4. 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
Challenge Handshake Authentication Protocol
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
802.11b
Wireless Protected Access

5. A network technician is troubleshooting a remote home users computer that is behind a SOHO (Small Office / Home Office) router running NAT (Network Address Translation). The technician wants to ping the IP (Internet Protocol) address of the remote us
TFTP (Trivial File Transfer Protocol)
A striped set array with parity
1000BASE-CX
This IP (Internet Protocol) address cannot be pinged remotely.

6. 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?
Proxy
CSU / DSU (Channel Service Unit / Data Service Unit)
The users will not be affected by the change.
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.

7. Which one of the following UNIX commands is similar to Telnet and used for terminal emulation?
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.
Electromagnetic Interference
CSU / DSU (Channel Service Unit / Data Service Unit)
rlogin

8. PRI Means...
Primary Rate Interface
bytes 1-3
Put a router between the two network segments
Bluetooth enabled cell phones

9. NIC means...
Network Interface Card
Implement VLANs (Virtual Local Area Network)
443
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers

10. Which one of the following is a purpose for subnetting?
larger subnet masks.
72.16.16.1
Port Address Translator
To decrease network congestion Answer: D

11. On what Port is the SMTP Server?
Dynamic Host Configuration Protocol
25
Application
Wireless LAN

12. How many concurrent connections can a Windows 2000 Professional computer support on a single share?
The Internet router is blocking port 25.
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.
Proxy
10

13. UDP Means...
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
6
larger subnet masks.
User Datagram Protocol

14. On what Port is LDAP?
Bridge
PPTP (Point-to-Point Tunneling Protocol)
389
802.11a.

15. On what Port is IMAP?
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
Network Access Control
8080
143

16. GUI means
L2TP (Layer 2 Tunneling Protocol)
Token passing
raphical User Interface
The 'memo maker' that sends and receives paperless faxes over the network

17. 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?
ping
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
SMB (Server Message Block)
An old microwave oven is being used in the break room which causes interference with the access point.

18. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has the shortest maximum distance?
WINS (Windows Internet Name Service)
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance
1000BASE-CX
PPP (Point-to-Point Protocol)

19. Physical Topology
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.
80
40 bit - 128 bit - 64 bit
TFTP (Trivial File Transfer Protocol)

20. A client workstation can authenticate user names and passwords to which type of server?
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
As a way to share resources and information
Exterior Gateway Protocol
PDC (Primary Domain Controller)

21. HTML means...
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
Hypertext Markup Language
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.
514

22. On what Port is DNS?
Client - protocol - and adapter
Internetwork packet exchange
53
443

23. TDR means...
An old microwave oven is being used in the break room which causes interference with the access point.
10
Time domain reflectometer
Transport

24. Print Server
Port Address Translator
Manages printers on the network
To decrease network congestion Answer: D
Access Control List

25. What is on Port 111?
File Transfer Protocol
Hypertext transfer protocol over secure sockets layer.
Global System for Mobile Communications
SUN RPC

26. On what Port is RDP?
3389
Usually restricted to spanning a particular geographic location such as an office building - a single department within a corporate office - or even a home office)
Metropolitan Area Network
VPN (Virtual Private Network)

27. 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?
Hybrid hub
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Integrated Services digital Network
Exterior Gateway Protocol

28. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has a longer maximum distance than 100 meters (328 feet)?
Internet Protocol Security
Institute of Electrical and Electronics Engineers
100BASE-FX Answer: D
traceroute

29. Which of the following are classified as Layer 2 devices?
Switches - bridges - and NICs (Network Interface Card)
New Technology File System
Verification
Remote Desktop Protocol

30. RIP Means...
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Routing Information Protocol
The device ID (Identification)
Hybrid hub

31. ICMP means...
ICMP (Internet Control Message Protocol)
135-139
Internet Control Message Protocol
A 2.4 GHz (Gigahertz) cordless telephone is in use.

32. PSTN Means...
the NIC (Network Interface Card) is bad.
PDC (Primary Domain Controller)
Public Switched Telephone Network
Provides remote users with access to the network through modems and an IP connection

33. PPP Means...
WINS (Windows Internet Name Service)
NetBios
Point-to-Point Protocol
Access Control List

34. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
Network and Transport
Transport
MT-RJ (Mechanical Transfer-Registered Jack)
80

35. In which OSI (Open Systems Interconnect) layer does a bridge operate?
Digital Subscriber Line
172.192.4.256
rlogin
Data Link

36. What is a MAC (Media Access Control) address?
161 & 162
WEP (Wired Equivalent Privacy)
Wireless LAN
It is an address assigned to a NIC (Network Interface Card).

37. 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?
NetBios
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.
Proxy server
Physical

38. The Spanning-Tree Protocol allows for redundancy of what networking device?
The Internet router is blocking port 25.
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Bridge
Handles tasks in the place of other machines on the network

39. DNS means...
Network Address Translator
Remote Desktop Protocol
Domain Name Service OR Domain Name 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.

40. What are the two main network types?
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.
Peer-To-Peer and Client-Server
Alternating Current
File Transfer Protocol

41. DC means...
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
nslookup
HTTP
Direct Current

42. LAN Means...
traceroute
Local Area Network
169.254.1.1
1000BASE-CX

43. List the benefits of a bus topology
Easy to install - Inexpensive - Less actual cable required
Handles tasks in the place of other machines on the network
Open Source Path First - this is a routing protocol
New Technology File System

44. Which two utilities can be used to find out what IP (Internet Protocol) address resolves from a domain name?
Hypertext transfer protocol over secure sockets layer.
Any network device with an IP address
3389
netstat and ping

45. Which media access method is used for an IEEE (Institute of Electrical and Electronics Engineers) 802.5 network?
802.11b
Token passing
They are connected to a switch when trying to capture packets.
IMAP (Mail Client)

46. Network
Domain Name Service OR Domain Name Server
Two or more connected computers that can share resources
Public Switched Telephone Network
Disk Operating System or Denial of Service

47. What is IP?
Global Positioning System
111
Internet Protocol
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D

48. NetBEUI Means...
As a way to share resources and information
Networked Basic Input/Output System Extended User Interface
Routing Information Protocol
Any network device with an IP address

49. LDAP means...
Media Access Unit - Media attachment Unit
Presentation
The users will not be affected by the change.
Lightweight Directory Access Protocol

50. What is IPSEC? Why is it significant?
File Transfer Protocol
ifconfig
Internet Protocol Security. This is the defacto standard for VPN security.
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.