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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. On what Port is SSH?
802.11i
22
CSU / DSU (Channel Service Unit / Data Service Unit)
Verification

2. An employee needs to access the internal secure company web site from a hotel. The employee will need which of the following connections?
Internet connection
An exact duplicate of the infrastructure is mirrored offsite.
25
2.4 GHz (Gigahertz).

3. What is LEAP?
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
Multipurpose Internet Mail Extension
802.11i

4. 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?
20 & 21
Implement VLANs (Virtual Local Area Network)
netstat
SMTP Server

5. RADIUS (Remote Authentication Dial-In User Service) provides which functionality for remote access?
25
Manages printers on the network
Verification
802.11b

6. 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?
Wireless Access Point
A 2.4 GHz (Gigahertz) cordless telephone is in use.
80
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant

7. A new intranet web server has been installed for a company. The clients access the intranet server by its DNS (Domain Name Service) name. To automatically change the clients to connect to the new server - an administrator modifies the DNS (Domain Nam
netstat and ping
Networked Basic Input/Output System Extended User Interface
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Transmission Control Protocol/Internet Protocol

8. An administrator has been called to consult on a network. After receiving network traffic statistics - the administrator notices that there is an abnormally high amount of DHCP (Dynamic Host Configuration Protocol) traffic. What recommendation would
Integrated Services digital Network
802.11i
Network News Transfer Protocol
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time

9. Which one of the following options is a security standard for 802.11?
Internet mail access protocol
Provides remote users with access to the network through modems and an IP connection
WEP (Wired Equivalent Privacy)
Local Area Network

10. 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
TFTP (Trivial File Transfer Protocol)
802.11
53
SQL Server

11. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Verification
NetBios
10 GBASE-LR
raphical User Interface

12. GPS means...
Post Office Protocol 3
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Global Positioning System
Media Access Unit - Media attachment Unit

13. Which of the following choices describes an RJ-45 (Registered Jack) connector?
20 & 21
Point to Point Tunneling Protocol
Router
An eight-position connector which uses UTP (Unshielded Twisted Pair).

14. What is on Port 22?
Switches - bridges - and NICs (Network Interface Card)
SSH
Central Processing unit
Global System for Mobile Communications

15. 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?
802.1x
Connect Workstation 6 and Workstation 2 using a barrel connector
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Application

16. What is ARP? What are some of its attributes?
Address Resolution Protocol. Has no error control.
Multipurpose Internet Mail Extension
A long length of antenna extension cable
The Internet router is blocking port 25.

17. What is a MAC (Media Access Control) address?
It is an address assigned to a NIC (Network Interface Card).
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
WEP (Wired Equivalent Privacy)
File Transfer Protocol

18. The 802.11 frequency band is...
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.
2.4 GHz (Gigahertz).
Telnet
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant

19. What is PPTP?
40 bit - 128 bit - 64 bit
Point to Point Tunneling Protocol
802.2
Digital Subscriber Line

20. Which physical topology is used by a 10BASE2 network?
20 & 21
Networked Basic Input/Output System
Bus
Point-to-Point Protocol

21. Remote Access Server
Two or more connected computers that can share resources
Provides remote users with access to the network through modems and an IP connection
Integrated Services digital Network
User Datagram Protocol. This protocol is connectionless and routable.

22. Which one of the following communication protocols does a UNIX system primarily rely on?
A striped set array with parity
These are the FTP ports. Port 20 handles data and Port 21 provides control.
TCP / IP (Transmission Control Protocol / Internet Protocol)
D. Switch and bridge

23. Workstations

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24. NAT Means...
1
Network Address Translation
Open Source Path First - this is a routing protocol
Wireless Fidelity

25. When one connection to a host fails in a full mesh network - it means...
Intrusion Detection System
All hosts can communicate.
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
Secure Sockets Layer

26. Each of the following wireless standards use a 2.4 GHz (Gigahertz) ISM (Industrial - Scientific - and Medical) band EXCEPT...
The 'memo maker' that sends and receives paperless faxes over the network
802.11a.
IMAP (Mail Client)
A. 18 -000 feet (5 -486.4 meters)

27. Which protocol is the fastest file transfer protocol?
6
Point to Point Protocol
the NIC (Network Interface Card) is bad.
TFTP (Trivial File Transfer Protocol)

28. What is on Port 25?
Media Access Control
SMTP Server
Domain Name Service OR Domain Name Server
Network Address Translation

29. What is PAP?
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.
Manages network applications
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Password Authentication Protocol

30. Connecting a LAN (Local Area Network) to a mainframe can be accomplished using a...
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
gateway.
802.1x
Application

31. What is PPP?
Service Set Identifier
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)
Point to Point Protocol
Password Authentication Protocol

32. 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
Network and Transport
Public Key Infrastructure
Bus

33. 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)?
Easy to install - Inexpensive - Less actual cable required
Internet Control Message Protocol
Forward the packets to all ports except the one that originated the request
Periodically (randomly) blinking

34. Telephony Server
111
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
WINS (Windows Internet Name Service)
Wireless Fidelity

35. GSM means...
25
TCP / IP (Transmission Control Protocol / Internet Protocol)
Global System for Mobile Communications
Internet Protocol Security. This is the defacto standard for VPN security.

36. This is not an IP (Internet Protocol) addresses.
Client - protocol - and adapter
WINS (Windows Internet Name Service)
72.16.16.1
All workstations except Workstation 3 can communicate to each other.

37. DHCP 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
514
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
Dynamic Host Configuration Protocol

38. A network administrator notices in his secure wireless office that many of his wireless client machines constantly lose network connectivity. The wired clients never have downtime. Theadministrator also notices that the wireless clients all lose conn
Check the connection from the WAP (Wireless Access Point) to the network
PPP (Point-to-Point Protocol)
802.1x
Secure Sockets Layer

39. Which dial-up protocol is capable of passing multiple LAN (Local Area Network) protocols across the wire?
Internet connection
Windows Internet Name Service
PPP (Point-to-Point Protocol)
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.

40. LED Means...
netstat
Light Emitting Diode
Point to Point Protocol
Local Area Network

41. SSL Means...
Trivial File Transfer Protocol
PDC (Primary Domain Controller)
traceroute
Secure Sockets Layer

42. What is NAT?
Network Address Translator
Hybrid hub
Physical
User Datagram Protocol

43. PAP (Password Authentication Protocol) secures PPP (Point-to-Point Protocol) sessions by...
ifconfig
passing a username and password in plaintext.
Institute of Electrical and Electronics Engineers
389

44. EMI means...
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
NetBios
ICMP (Internet Control Message Protocol)
Electromagnetic Interference

45. On what Port is Telnet?
Bayonet-Neill-Concelman or British Naval Connector
Networked Basic Input/Output System
Token passing
23

46. IPX Means...
Internetwork packet exchange
A. 18 -000 feet (5 -486.4 meters)
Global System for Mobile Communications
69

47. All of the following are true statements about private IP (Internet Protocol) addressing EXCEPT...
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
10 GBASE-LR
PDC (Primary Domain Controller)

48. What is Multicast Transmission?
Sys Log (Unix) or Event Manager (Windows)
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
A 2.4 GHz (Gigahertz) cordless telephone is in use.
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.

49. A network has been set up for DHCP (Dynamic Host Configuration Protocol) services using a PDC (Primary Domain Controller) and BDC (Backup Domain Controller) each with a range of 192.168.0.1 to192.168.0.254 using a class subnet of 255.255.255.0. DHCP
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
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).
File Transfer Protocol
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D

50. What is on Port 80?
Proxy server
Media Access Unit - Media attachment Unit
Handles tasks in the place of other machines on the network
HTTP