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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. 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?
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
Network Address Translator
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
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.)

2. DSL means...
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Verification
Network and Transport
Digital Subscriber Line

3. What is EAP? What is it used for?
802.11a.
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
CSU / DSU (Channel Service Unit / Data Service Unit)
23

4. Which protocol is the fastest file transfer protocol?
TFTP (Trivial File Transfer Protocol)
Initial installation cost may be higher - One central single point of failure (the hub or other device)
Routing Information Protocol
traceroute

5. What is on Port 111?
Service Set Identifier
Light Emitting Diode
Uniform Resource Locator
SUN RPC

6. LAN Means...
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.)
Local Area Network
802.11a.
135-139

7. The IPSec (Internet Protocol Security) protocol suite can secure network transmissions by...
Split the scope addresses between the servers assigning 192.168.0.1 through 192.168.0.127 for the PDC (Primary Domain Controller) and 192.168.0.128 through 192.168.0.254 for the BDC (Backup Domain Controller).
Point to Point Tunneling Protocol
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
encapsulating the data payload.

8. This is not a valid IP (Internet Protocol) addresses
Time domain reflectometer
Transmission Control Protocol
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
172.192.4.256

9. Which media access method is used for an IEEE (Institute of Electrical and Electronics Engineers) 802.5 network?
Token passing
SSH
Bluetooth enabled cell phones
A 2.4 GHz (Gigahertz) cordless telephone is in use.

10. What is on Port 69?
25
192.168.96.254
TFTP (Trivial File Transfer Protocol)
Routing Internet Protocol

11. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards uses CSMA / CA (Carrier Sense Multiple Access / Collision Avoidance)?
A transmission method in which data goes form a source node to all other nodes on a network. Each node receives the data and acts on it - which can generate a great deal of network traffic.
802.11
8080
Multiple Link Interface

12. 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
6
the NIC (Network Interface Card) is bad.
Gateway
Network Address Translator

13. This is not an IP (Internet Protocol) addresses.
1000BASE-CX
VPN (Virtual Private Network)
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)
72.16.16.1

14. ISO Means...
Industry Standards Organization
10
Forward the packets to all ports except the one that originated the request
The 'memo maker' that sends and receives paperless faxes over the network

15. BIOS Means...
Two or more connected computers that can share resources
Basic Input/Output System
22
A network map showing exactly how data moves through the network.

16. On what Port is SUN RPC?
Wireless LAN
110
111
Connect Workstation 6 and Workstation 2 using a barrel connector

17. Which of the following connectors will be required for a RAS (Remote Access Service) server accepting four incoming dial-up connections to connect to the PSTN (Public Switched Telephone Network)?
RJ-11 (Registered Jack)
Plain Old Telephone Service
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
There will be no Internet access.

18. SSL Means...
Stores and dispenses files
Token passing
Proxy server
Secure Sockets Layer

19. An administrator is unsuccessful when attempting to ping a network device on a remote site with a firewall in between. In order for the administrator to be successful - what protocol needs to be allowed through the firewall?
Local Area Network
This IP (Internet Protocol) address cannot be pinged remotely.
Authentication
ICMP (Internet Control Message Protocol)

20. What is RARP?
Open Source Path First - this is a routing protocol
Reverse Address Resolution Protocol.
Media Access Unit - Media attachment Unit
L2TP (Layer 2 Tunneling Protocol)

21. TDR means...
Time domain reflectometer
encapsulating the data payload.
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
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.

22. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
Wireless Fidelity
Network and Transport
Any device on the network that can ask for access to resources

23. WAP Means...
RJ-11 (Registered Jack)
Transmission Control Protocol
72.16.16.1
Wireless Access Point

24. What is on Port 8080?
Proxy Server
A. 18 -000 feet (5 -486.4 meters)
2.4 GHz (Gigahertz).
Networked Basic Input/Output System

25. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
Bluetooth enabled cell phones
Multipurpose Internet Mail Extension
Internet connection

26. On what Port is the Proxy Server?
Internet Control Message Protocol
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
802.2
8080

27. NAT Means...
Multipurpose Internet Mail Extension
gateway.
Network Address Translation
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

28. All of the following are benefits of IPv6 (Internet Protocol version 6) EXCEPT...
D. Switch and bridge
larger subnet masks.
Extranet
A network map showing exactly how data moves through the network.

29. NNTP Means...
Split the scope addresses between the servers assigning 192.168.0.1 through 192.168.0.127 for the PDC (Primary Domain Controller) and 192.168.0.128 through 192.168.0.254 for the BDC (Backup Domain Controller).
389
Network News Transfer Protocol
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.

30. Which UNIX service provides interoperability with Windows file and print sharing?
Bus
Internet Control Message Protocol
SMB (Server Message Block)
100 Mbps (Megabits per second)

31. Fax Server

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32. What is TCP?
Transmission Control Protocol
Peer-To-Peer and Client-Server
HTTPS/ SSL
2.4 GHz (Gigahertz).

33. A company wants to have an intranet. Where would the intranet web server be located in the network?
111
Networked Basic Input/Output System
In the LAN (Local Area Network)
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid

34. List the benefits of a star topology

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35. What is EGP?
Exterior Gateway Protocol
Simple Network Management Protocol
An exact duplicate of the infrastructure is mirrored offsite.
In the LAN (Local Area Network)

36. What is UDP? What are some of its attributes?
143
25
Password Authentication Protocol
User Datagram Protocol. This protocol is connectionless and routable.

37. Describe a ring topology

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38. AC means...
TFTP (Trivial File Transfer Protocol)
Alternating Current
Network Time Protocol
Point-to-Point Protocol

39. On what Port is POP3?
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
RJ-11 (Registered Jack)
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
110

40. On what Port is IMAP?
143
10
PDC (Primary Domain Controller)
Firewall

41. How many concurrent connections can a Windows 2000 Professional computer support on a single share?
Implement VLANs (Virtual Local Area Network)
RJ-11 (Registered Jack)
Presentation
10

42. PPP Means...
Network News Transfer Protocol
Point-to-Point Protocol
Application
Peer-To-Peer and Client-Server

43. A companys disaster recovery plan requires that a hot site be maintained for fault tolerance. Which of the following would achieve this goal?
An exact duplicate of the infrastructure is mirrored offsite.
Electromagnetic Interference
DNS (Domain Name Service) server settings
Address Resolution Protocol. Has no error control.

44. TCP means...
Transmission Control Protocol
Industry Standards Organization
A. 18 -000 feet (5 -486.4 meters)
Network and Transport

45. Servers

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46. What is PAP?
An exact duplicate of the infrastructure is mirrored offsite.
Password Authentication Protocol
Multipurpose Internet Mail Extension
Basic Rate Interface

47. There is a suspected SMTP (Simple Mail Transfer Protocol) virus on the workstation. E-mail programs are not currently running. Which of the following utilities should be run to see if there are any open SMTP (Simple Mail Transfer Protocol) sockets?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
DNS (Domain Name Service) server settings
443
netstat

48. A firewall can be used to prevent which of the following?
Electromagnetic Interference
Handles tasks in the place of other machines on the network
10 GBASE-LR
Packets from entering and leaving a network

49. HTML means...
2
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
Hypertext Markup Language
Challenge Handshake Authentication Protocol

50. What is CHAP?
Select the most probable cause
Challenge Handshake Authentication Protocol
In the LAN (Local Area Network)
128 bit addresses

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