Test your basic knowledge |

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. Servers

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2. Which one of the following devices connects a network segment to a public telephone network?
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
2
CSU / DSU (Channel Service Unit / Data Service Unit)
Gateway

3. FQDN means...
Point-to-Point Tunneling 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.
Fully Qualified Domain Name
CSU / DSU (Channel Service Unit / Data Service Unit)

4. Which two utilities can be used to find out what IP (Internet Protocol) address resolves from a domain name?
389
netstat and ping
Network News Transfer Protocol
In a locked room in an offsite location

5. BNC Means...
Bayonet-Neill-Concelman or British Naval Connector
143
L2TP (Layer 2 Tunneling Protocol)
SMTP Server

6. 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)?
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
RJ-11 (Registered Jack)
CSU / DSU (Channel Service Unit / Data Service Unit)
Uniform Resource Locator

7. GUI means
Proxy Server
Internet Service Provider
raphical User Interface
Post Office Protocol

8. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
D. Switch and bridge
Domain Name Service OR Domain Name Server
Verification
40 bit - 128 bit - 64 bit

9. Name the seven most common physical topologies
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
BootP (Boot Protocol)
3.1

10. What is on Ports 161 and 162?
Electromagnetic Interference
SSL (Secure Sockets Layer)
Port 161 is SNMP and Port 162 is the SNMP Manager
TFTP (Trivial File Transfer Protocol)

11. What is on Port 1433?
DNS
SQL Server
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
They are connected to a switch when trying to capture packets.

12. HTML means...
Time domain reflectometer
Trivial File Transfer Protocol
Wired Equivalent Privacy
Hypertext Markup Language

13. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Direct Current
Point-to-Point Tunneling Protocol
MT-RJ (Mechanical Transfer-Registered Jack)
Stores and dispenses files

14. What is on Port 514?
Sys Log (Unix) or Event Manager (Windows)
HTTPS/ SSL
All workstations except Workstation 3 can communicate to each other.
10

15. NIC means...
Network Time Protocol
443
Network Interface Card
Routing Internet Protocol

16. 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?
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
389
Internet Protocol
Public Key Infrastructure

17. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
161 & 162
Bus
Network and Transport
Post Office Protocol 3

18. 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.
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Uniform Resource Locator
Physical

19. ICMP means...
The device ID (Identification)
Internet Control Message Protocol
Disk Operating System or Denial of Service
raphical User Interface

20. 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
Network Time Protocol
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.
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Verification

21. Which one of the following is true concerning bridges and their forwarding decisions?
1433
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
New Technology File System
PDC (Primary Domain Controller)

22. IP means...
Easy to install - Inexpensive - Less actual cable required
Internet Protocol
Network Access Control
Transmission Control Protocol

23. 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?
Presentation
Implement VLANs (Virtual Local Area Network)
Internet Protocol Security
Hypertext Markup Language

24. 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
40 bit - 128 bit - 64 bit
Point-to-Point Tunneling Protocol
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
10 GBASE-LR

25. 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
Secure Sockets Layer
Hybrid hub
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
1433

26. What is on Port 22?
An old microwave oven is being used in the break room which causes interference with the access point.
Network Interface Card
Router
SSH

27. What is EGP?
Basic Input/Output System
Exterior Gateway Protocol
Alternating Current
Token passing

28. BRI Means...
Packets from entering and leaving a network
1
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Basic Rate Interface

29. Which one of the following servers provides web caching services?
Proxy
RJ-11 (Registered Jack)
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Check the connection from the WAP (Wireless Access Point) to the network

30. 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.
raphical User Interface
larger subnet masks.
161 & 162

31. Which of the following options allows for secure communication over the Internet?
VPN (Virtual Private Network)
nslookup
CSU / DSU (Channel Service Unit / Data Service Unit)
TFTP (Trivial File Transfer Protocol)

32. TCP/IP Means;
Handles tasks in the place of other machines on the network
Transmission Control Protocol/Internet Protocol
Router
Sys Log (Unix) or Event Manager (Windows)

33. MLI Means...
Multiple Link Interface
L2TP (Layer 2 Tunneling Protocol)
larger subnet masks.
Dynamic Host Configuration Protocol

34. Which layer of the OSI (Open Systems Interconnect) model handles formatting and code conversion?
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.
802.11
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
Presentation

35. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has a longer maximum distance than 100 meters (328 feet)?
Post Office Protocol 3
Direct Current
POP3
100BASE-FX Answer: D

36. Which protocol is the fastest file transfer protocol?
IMAP (Mail Client)
TFTP (Trivial File Transfer Protocol)
550 meters (1 -804.46 feet)
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

37. TFTP Means...
Bus
In a locked room in an offsite location
802.11
Trivial File Transfer Protocol

38. PSTN Means...
Public Switched Telephone Network
Hypertext transfer protocol
Transmission Control Protocol
Global Positioning System

39. Client Machine
Any device on the network that can ask for access to resources
L2TP (Layer 2 Tunneling Protocol)
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
PDC (Primary Domain Controller)

40. 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?
Server Message Block OR Small-to-Midsize Business
passing a username and password in plaintext.
The Internet router is blocking port 25.
Secure Shell

41. 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?
Internet Protocol Security. This is the defacto standard for VPN security.
MAC (Media Access Control) address
135-139
ping

42. LAN Means...
VPN (Virtual Private Network)
A long length of antenna extension cable
53
Local Area Network

43. MAN Means...
Point to Point Protocol
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Quality of Service
Metropolitan Area Network

44. What is ARP? What are some of its attributes?
Wireless LAN
Switches - bridges - and NICs (Network Interface Card)
Address Resolution Protocol. Has no error control.
TFTP (Trivial File Transfer Protocol)

45. WLAN Means...
Wireless LAN
TFTP (Trivial File Transfer Protocol)
Electromagnetic Interference
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes

46. A network administrator needs to verify that the SMTP (Simple Mail Transfer Protocol) service is running on a particular server. On what port number should a Telnet session be established?
443
25
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance
bytes 1-3

47. A companys disaster recovery plan requires that a hot site be maintained for fault tolerance. Which of the following would achieve this goal?
The Internet router is blocking port 25.
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
802.11a.
An exact duplicate of the infrastructure is mirrored offsite.

48. Print Server
Basic Input/Output System
SSH
Manages printers on the network
Media Access Control

49. Which one of the following communication protocols does a UNIX system primarily rely on?
Manages network applications
TCP / IP (Transmission Control Protocol / Internet Protocol)
RJ-11 (Registered Jack)
Extranet

50. AC means...
Alternating Current
Select the most probable cause
Quality of Service
A long length of antenna extension cable