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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. AC means...
Network and Transport
Exterior Gateway Protocol
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
Alternating Current

2. NetBEUI Means...
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
Internet Protocol
Networked Basic Input/Output System Extended User Interface

3. What is CHAP?
Challenge Handshake Authentication Protocol
Internet Control Message Protocol
48 bits.
Put a router between the two network segments

4. ISP Means...
514
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Media Access Unit - Media attachment Unit
Internet Service Provider

5. What is DHCP? What is its key attribute?
Access Control List
Point to Point Tunneling Protocol
Hypertext transfer 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.

6. On a switched Ethernet network that is operating perfectly - what is the state in which a user will find the activity LED (Light Emitting Diode)?
Hypertext transfer protocol
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
D. Switch and bridge
Periodically (randomly) blinking

7. Connecting a LAN (Local Area Network) to a mainframe can be accomplished using a...
HTTP
netstat
gateway.
DNS (Domain Name Service) server settings

8. All of the following Novell NetWare operating systems support NDS (NetWare Directory Services) natively EXCEPT...
Two or more connected computers that can share resources
Internetwork packet exchange
10
3.1

9. On what Port is the SMTP Server?
80
10
Internet Protocol
25

10. 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?
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
ICMP (Internet Control Message Protocol)
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
Physical

11. SSL Means...
HTTPS/ SSL
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)
Digital Subscriber Line
Secure Sockets Layer

12. MIME means...
the NIC (Network Interface Card) is bad.
MultiProtocol Label Switching
Multipurpose Internet Mail Extension
8080

13. 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.
Internet Protocol Security. This is the defacto standard for VPN security.
NFS (Network File System)
This IP (Internet Protocol) address cannot be pinged remotely.

14. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
To decrease network congestion Answer: D
An old microwave oven is being used in the break room which causes interference with the access point.
Central Processing unit

15. BRI Means...
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
20 & 21
Basic Rate Interface
larger subnet masks.

16. 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?
Multipurpose Internet Mail Extension
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers

17. What is on Port 3389?
1
In a locked room in an offsite location
Global System for Mobile Communications
RDP/ Terminal Services

18. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
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).
MT-RJ (Mechanical Transfer-Registered Jack)
A. 18 -000 feet (5 -486.4 meters)
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)

19. 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
111
traceroute
Post Office Protocol
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)

20. WINS Means...
53
Proxy
Routing Information Protocol
Windows Internet Name Service

21. What are the two main network types?
TCP / IP (Transmission Control Protocol / Internet Protocol)
Post Office Protocol
Peer-To-Peer and Client-Server
They are connected to a switch when trying to capture packets.

22. A network administrator implements four VLANs (Virtual Local Area Network) on a switch. Which device will be required to pass traffic among the VLANs (Virtual Local Area Network)?
Router
netstat and ping
Verification
172.192.4.256

23. Which protocol could be used by a VPN (Virtual Private Network)?
Post Office Protocol 3
Network File System
PPTP (Point-to-Point Tunneling Protocol)
CSU / DSU (Channel Service Unit / Data Service Unit)

24. ICMP means...
Institute of Electrical and Electronics Engineers
Address Resolution Protocol. Has no error control.
To decrease network congestion Answer: D
Internet Control Message Protocol

25. 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?
Point-to-Point Protocol
Server Message Block OR Small-to-Midsize Business
CSU / DSU (Channel Service Unit / Data Service Unit)
TFTP (Trivial File Transfer Protocol)

26. What is EAP? What is it used for?
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
Check the connection from the WAP (Wireless Access Point) to the network

27. List the drawbacks of a star topology
To decrease network congestion Answer: D
Initial installation cost may be higher - One central single point of failure (the hub or other device)
nslookup
Digital Subscriber Line

28. All of the following are benefits of IPv6 (Internet Protocol version 6) EXCEPT...
1000BASE-LX and10 GBASE-LR
All workstations except Workstation 3 can communicate to each other.
Wireless LAN
larger subnet masks.

29. In which OSI (Open Systems Interconnect) layer does a bridge operate?
Manages network applications
Data Link
A. 18 -000 feet (5 -486.4 meters)
514

30. Ten workstations numbered 1 through 10 are installed sequentially on a physical star network. The network uses a logical bus topology and is cabled using Category 3 UTP (Unshielded Twisted Pair). The cable to Workstation 3 has been severed. Which of
111
Packets from entering and leaving a network
All workstations except Workstation 3 can communicate to each other.
Internet Protocol

31. TDR means...
40 bit - 128 bit - 64 bit
80
Sys Log (Unix) or Event Manager (Windows)
Time domain reflectometer

32. Which of the following choices describes an RJ-45 (Registered Jack) connector?
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
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
An eight-position connector which uses UTP (Unshielded Twisted Pair).
Network and Transport

33. HTTP Means...
Bluetooth enabled cell phones
Hypertext transfer protocol
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
PPP (Point-to-Point Protocol)

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
The amber light is flashing occasionally and the green light is lit steadily.
Network and Transport
SSH
Check the connection from the WAP (Wireless Access Point) to the network

35. List the benefits of a bus topology
Forward the packets to all ports except the one that originated the request
1000BASE-CX
1000BASE-CX
Easy to install - Inexpensive - Less actual cable required

36. WAP Means...
Wireless Access Point
Reverse Address Resolution Protocol.
As a way to share resources and information
10 GBASE-LR

37. Which protocol is used for error reporting in concert with the IP 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.
SSH
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)

38. NAT Means...
Global System for Mobile Communications
Network Address Translation
Internet Protocol Security
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance

39. DOS means...
T1 (T-Carrier Level 1).
Disk Operating System or Denial of Service
Reverse Address Resolution Protocol.
Implement VLANs (Virtual Local Area Network)

40. 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)?
143
traceroute
RJ-11 (Registered Jack)
53

41. An Ethernet MAC (Media Access Control) address consists of...
48 bits.
169.254.1.1
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
bytes 1-3

42. POTS means...
The file has been opened by another user and is open for read only.
Plain Old Telephone Service
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Extranet

43. The IPSec (Internet Protocol Security) protocol suite can secure network transmissions by...
Plain Old Telephone Service
20 & 21
encapsulating the data payload.
Select the most probable cause

44. 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
RDP/ Terminal Services
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.
cold site.
Transmission Control Protocol

45. On what Port is RDP?
Access Control List
3389
Hypertext Markup Language
Hybrid hub

46. What is on Port 80?
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
Provides remote users with access to the network through modems and an IP connection
HTTP
Internet Control Message Protocol

47. A companys disaster recovery plan requires that a hot site be maintained for fault tolerance. Which of the following would achieve this goal?
NFS (Network File System)
MAC (Media Access Control) address
An exact duplicate of the infrastructure is mirrored offsite.
They are connected to a switch when trying to capture packets.

48. 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
Point to Point Tunneling Protocol
Transmission Control Protocol/Internet Protocol
This IP (Internet Protocol) address cannot be pinged remotely.

49. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
Port 20 must also be unblocked.
An exact duplicate of the infrastructure is mirrored offsite.
D. Switch and bridge
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time

50. Web Server
The users will not be affected by the change.
D. Switch and bridge
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Internet Information Services

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