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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. What is the mechanism a DHCP (Dynamic Host Configuration Protocol) server uses to track which IP (Internet Protocol) address is assigned to a particular computer?
Media Access Control
Hypertext transfer protocol over secure sockets layer.
Connect Workstation 6 and Workstation 2 using a barrel connector
MAC (Media Access Control) address

2. What are the two main network types?
Time domain reflectometer
IMAP (Mail Client)
Peer-To-Peer and Client-Server
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths

3. IPSEC means...
48 bits.
Multipurpose Internet Mail Extension
Internet Protocol Security
NetBios

4. Application Server
Local Area Network
Intrusion Detection System
Manages network applications
User Datagram Protocol

5. What is on Port 110?
Two or more connected computers that can share resources
D. Switch and bridge
POP3
Integrated Services digital Network

6. 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?
Initial installation cost may be higher - One central single point of failure (the hub or other device)
ICMP (Internet Control Message Protocol)
Periodically (randomly) blinking
Plain Old Telephone Service

7. A network administrator is in charge of a large corporate network containing a DNS (Domain Name Service) server - DHCP (Dynamic Host Configuration Protocol) server - and an internal web server. One particular subnet is experiencing trouble with Inter
Networked Basic Input/Output System Extended User Interface
Domain Name Service OR Domain Name Server
Network News Transfer Protocol
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

8. 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?
Reverse Address Resolution Protocol.
Exterior Gateway Protocol
netstat
SUN RPC

9. What is on Port 514?
Connect Workstation 6 and Workstation 2 using a barrel connector
22
Sys Log (Unix) or Event Manager (Windows)
25

10. If a destination address is not in a bridges forwarding table - what will the bridge do?
Domain Name Service OR Domain Name Server
Forward the packets to all ports except the one that originated the request
802.11
8080

11. 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
Light Emitting Diode
SMB (Server Message Block)
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
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

12. IIS Means...
Network Access Control
Internet Information Services
Firewall
Post Office Protocol 3

13. What is on Port 80?
rlogin
HTTP
Presentation
ICMP (Internet Control Message Protocol)

14. Which one of the following servers provides web caching services?
Proxy
ping
An eight-position connector which uses UTP (Unshielded Twisted Pair).
Network Interface Card

15. NTP means...
2.4 GHz (Gigahertz).
10 GBASE-LR
Network Time Protocol
Disk Operating System or Denial of Service

16. 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
Transmission Control Protocol
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.
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
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.

17. Which layer of the OSI (Open Systems Interconnect) model handles formatting and code conversion?
Presentation
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
RJ-11 (Registered Jack)
Quality of Service

18. A star network that uses several cable types must use which hub type in order to accommodate all client machines?
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
Hybrid hub
rlogin
Alternating Current

19. On what Port is the SMTP Server?
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
25
SQL Server
100 Mbps (Megabits per second)

20. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Internet Control Message Protocol
128 bit addresses
10 GBASE-LR
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.

21. What is L2TP? What is significant about this protocol?
Uniform Resource Locator
bytes 1-3
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
This IP (Internet Protocol) address cannot be pinged remotely.

22. ATM Means...
DNS (Domain Name Service) server settings
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Asynchronous Transfer Mode
169.254.1.1

23. What is the maximum standard distance allowed to connect a customer via an ISDN (Integrated Services Digital Network) line?
Remote Desktop Protocol
1000BASE-LX and10 GBASE-LR
The analyzer is functioning properly.
A. 18 -000 feet (5 -486.4 meters)

24. POP3 Means...
Media Access Unit - Media attachment Unit
Post Office Protocol 3
Digital Subscriber Line
Public Switched Telephone Network

25. In which OSI (Open Systems Interconnect) layer does a bridge operate?
Data Link
1433
The users will not be affected by the change.
22

26. 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
An exact duplicate of the infrastructure is mirrored offsite.
Put a router between the two network segments
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Network Access Control

27. Network
Digital Subscriber Line
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
Two or more connected computers that can share resources
The amber light is flashing occasionally and the green light is lit steadily.

28. 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
Manages printers on the network
Transmission Control Protocol
Global System for Mobile Communications

29. Which one of the following is a purpose for subnetting?
To decrease network congestion Answer: D
72.16.16.1
Secure Shell
802.11i

30. A user is booting a workstation and suddenly receives a message stating that a duplicate IP (Internet Protocol) address is in use on the network. Which of the following commands can be used to troubleshoot the problem?
10
This IP (Internet Protocol) address cannot be pinged remotely.
Global Positioning System
rp

31. What is DHCP? What is its key attribute?
2
443
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.
Network Interface Card

32. What is PPP?
L2TP (Layer 2 Tunneling Protocol)
100 Mbps (Megabits per second)
The amber light is flashing occasionally and the green light is lit steadily.
Point to Point Protocol

33. What is on Port 53?
20 & 21
Internet Protocol Security. This is the defacto standard for VPN security.
DNS
Two or more connected computers that can share resources

34. Proxy Server
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Secure Shell
Electromagnetic Interference
Handles tasks in the place of other machines on the network

35. Upon which devices can NAT (Network Address Translation) be used?
25
Manages network applications
SSL (Secure Sockets Layer)
Firewall

36. CPU means...
Firewall
Network Access Control
RDP/ Terminal Services
Central Processing unit

37. What is on Port 1433?
Global System for Mobile Communications
SSL (Secure Sockets Layer)
SQL Server
Bus

38. This is not a valid IP (Internet Protocol) addresses
MultiProtocol Label Switching
172.192.4.256
In the LAN (Local Area Network)
Uniform Resource Locator

39. Which OSI (Open Systems Interconnect) layer converts digital data into electronic signals to beput on a wire?
Physical
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
Secure Shell
100 Mbps (Megabits per second)

40. Which command will produce the following output? ethoLink encap : Ethernet HWaddr: 00:80:C8:D6:74:43 inet adder : 4.150.6.3 Bcast : 4.255.255.255 Mask: 255.0.0.0
Service Set Identifier
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Networked Basic Input/Output System
ifconfig

41. 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
the NIC (Network Interface Card) is bad.
Central Processing unit
Routing Information Protocol
Connect Workstation 6 and Workstation 2 using a barrel connector

42. Which of the following is used to translate NetBIOS (Network Basic Input / Output System) names
Transmission Control Protocol/Internet Protocol
Proxy Server
10 GBASE-LR
WINS (Windows Internet Name Service)

43. TFTP Means...
Trivial File Transfer Protocol
Media Access Control
Network File System
Border Gateway Multicast Protocol - A routing protocol for router to router activity.

44. IDS means...
PDC (Primary Domain Controller)
110
Secure Sockets Layer
Intrusion Detection System

45. On what Port is HTTPS/ SSL?
Any device on the network that can ask for access to resources
Transmission Control Protocol/Internet Protocol
443
All hosts can communicate.

46. On what Port is SNMP?
161 & 162
User Datagram Protocol
SMTP Server
Hypertext transfer protocol over secure sockets layer.

47. EMI means...
2
An exact duplicate of the infrastructure is mirrored offsite.
Electromagnetic Interference
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D

48. ISDN means...
RJ-11 (Registered Jack)
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect
Integrated Services digital Network
SMTP Server

49. On what Port is IMAP?
Verification
143
SMTP Server
Internet Service Provider

50. What is IPSEC? Why is it significant?
Post Office Protocol
Internet Protocol Security. This is the defacto standard for VPN security.
Wireless Access Point
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.