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Comptia Network +

Subjects : certifications, comptia-network-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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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 TCP?
Internet mail access protocol
Transmission Control Protocol
netstat
169.254.1.1

2. SMB Means...
Network Time Protocol
Address Resolution Protocol. Has no error control.
Point to Point Protocol
Server Message Block OR Small-to-Midsize Business

3. Why did we develop networking?
As a way to share resources and information
Bus
8080
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.

4. What is IPSEC? Why is it significant?
Internet Protocol Security. This is the defacto standard for VPN security.
1
3389
Packets from entering and leaving a network

5. What is on Port 1433?
the NIC (Network Interface Card) is bad.
NFS (Network File System)
SQL Server
Media Access Control

6. List the drawbacks of a bus topology

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7. ISDN means...
53
Networked Basic Input/Output System
Integrated Services digital Network
Network Interface Card

8. 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?
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Internet mail access protocol
CSU / DSU (Channel Service Unit / Data Service Unit)
Sys Log (Unix) or Event Manager (Windows)

9. Which protocol could be used by a VPN (Virtual Private Network)?
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
PPTP (Point-to-Point Tunneling Protocol)
TCP / IP (Transmission Control Protocol / Internet Protocol)
Internet Information Services

10. On what Port is NetBios?
TFTP (Trivial File Transfer Protocol)
135-139
Wireless Fidelity
Reverse Address Resolution Protocol.

11. What is on Port 53?
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Proxy Server
Windows Internet Name Service
DNS

12. What is ARP? What are some of its attributes?
Global Positioning System
Address Resolution Protocol. Has no error control.
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.
Internet Information Services

13. 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.
Secure Sockets Layer
Application
Uniform Resource Locator

14. 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?
A. 18 -000 feet (5 -486.4 meters)
Access Control List
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.

15. 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
The file has been opened by another user and is open for read only.
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Manages printers on the network
TFTP (Trivial File Transfer Protocol)

16. To increase the number of available IP (Internet Protocol) addresses - IPv6 (Internet Protocol version 6) uses which one of the following options?
128 bit addresses
MultiProtocol Label Switching
Open Source Path First - this is a routing protocol
Network News Transfer Protocol

17. 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
Uniform Resource Locator
Stores and dispenses files
Provides remote users with access to the network through modems and an IP connection
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.

18. FQDN means...
New Technology File System
Internetwork packet exchange
rlogin
Fully Qualified Domain Name

19. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
SQL Server
Network and Transport
SMB (Server Message Block)
DNS (Domain Name Service) server settings

20. On what Port is RDP?
3389
Proxy Server
1
Public Switched Telephone Network

21. Name the seven most common physical topologies
2.4 GHz (Gigahertz).
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.
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
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.)

22. What is DHCP? What is its key attribute?
Routing Information Protocol
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.
MT-RJ (Mechanical Transfer-Registered Jack)
1000BASE-CX

23. Examples of valid WEP (Wired Equivalent Privacy) key lengths
40 bit - 128 bit - 64 bit
2.4 GHz (Gigahertz).
1000BASE-CX
Internet Information Services

24. What is NAT?
Alternating Current
MT-RJ (Mechanical Transfer-Registered Jack)
Network Address Translator
Router

25. A user has set up filtering on an Internet router. The local SMTP (Simple Mail Transfer Protocol) server has stopped sending or receiving messages from the Internet. What is the cause of the problem?
389
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
The Internet router is blocking port 25.
The device ID (Identification)

26. Which standard covers the methods for performing authentication services for remote access to a central LAN (Local Area Network)?
Global Positioning System
Local Area 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.
802.1x

27. 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?
There will be no Internet access.
Handles e-mail functions
Asynchronous Transfer Mode
Address Resolution Protocol. Has no error control.

28. An Ethernet MAC (Media Access Control) address consists of...
RDP/ Terminal Services
The users will not be affected by the change.
48 bits.
Simple Network Management Protocol

29. On what Port is HTTP?
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
80
Stores and dispenses files
DNS (Domain Name Service) server settings

30. A client workstation can authenticate user names and passwords to which type of server?
Service Set Identifier
PDC (Primary Domain Controller)
1433
802.11i

31. A firewall can be used to prevent which of the following?
Firewall
Internet Protocol Security
Packets from entering and leaving a network
Digital Subscriber Line

32. What is on Port 23?
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.
Telnet
Internet mail access protocol
Switches - bridges - and NICs (Network Interface Card)

33. What is OSPF?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Open Source Path First - this is a routing protocol
100BASE-FX Answer: D
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. A technician just installed a new NIC (Network Interface Card) in a computer and attached a cable to connect the computer to a hub. Assuming the NIC (Network Interface Card) is functioning correctly and the network is up - which of the following will
CSU / DSU (Channel Service Unit / Data Service Unit)
135-139
The amber light is flashing occasionally and the green light is lit steadily.
Network Time Protocol

35. Print Server
Any device on the network that can ask for access to resources
Wireless Fidelity
389
Manages printers on the network

36. MLI Means...
Manages printers on the network
Proxy
802.11i
Multiple Link Interface

37. All of the following options transmit data over a modem EXCEPT...
T1 (T-Carrier Level 1).
In a locked room in an offsite location
Sys Log (Unix) or Event Manager (Windows)
Local Area Network

38. What is on Port 69?
Bridge
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect
TFTP (Trivial File Transfer Protocol)

39. BNC Means...
Bluetooth enabled cell phones
SSL (Secure Sockets Layer)
Bayonet-Neill-Concelman or British Naval Connector
Wireless LAN

40. 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
Bridge
Provides remote users with access to the network through modems and an IP connection
All workstations except Workstation 3 can communicate to each other.

41. What is PAP?
Password Authentication Protocol
Stores and dispenses files
2.4 GHz (Gigahertz).
Networked Basic Input/Output System Extended User Interface

42. List the drawbacks of a ring topology
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Internetwork Packet Exchange/Sequenced Packet Exchange
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).

43. Which one of the following will affect the range of an 802.11b WAP (Wireless Access Point)?
A long length of antenna extension cable
Server Message Block OR Small-to-Midsize Business
The analyzer is functioning properly.
Hypertext transfer protocol over secure sockets layer.

44. Fax Server

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45. 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
WINS (Windows Internet Name Service)
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Hypertext transfer protocol

46. On what Port is IMAP?
Internet mail access protocol
NFS (Network File System)
143
802.11b

47. Which OSI (Open Systems Interconnect) layer provides interfaces to the user that enable programs to use network services?
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
PPP (Point-to-Point Protocol)
Application
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.)

48. WPA Means...
802.11b
Wireless Protected Access
69
Wireless LAN

49. PPTP Means...
T1 (T-Carrier Level 1).
MT-RJ (Mechanical Transfer-Registered Jack)
The analyzer is functioning properly.
Point-to-Point Tunneling Protocol

50. 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
Basic Rate Interface
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
bytes 1-3
Sys Log (Unix) or Event Manager (Windows)

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