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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. 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?
Application
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Reverse Address Resolution Protocol.
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time

2. What is DHCP? What is its key attribute?
Internet connection
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.
1000BASE-CX
In the LAN (Local Area Network)

3. ACL means...
A network map showing exactly how data moves through the network.
Access Control List
Two or more connected computers that can share resources
Initial installation cost may be higher - One central single point of failure (the hub or other device)

4. Fax Server

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5. Which protocol does a diskless workstation use to obtain a network address?
Networked Basic Input/Output System Extended User Interface
BootP (Boot Protocol)
Internet Control Message Protocol
802.2

6. Which one of the following options is required for a client workstation to connect to a network resource?
raphical User Interface
Client - protocol - and adapter
PDC (Primary Domain Controller)
53

7. List the drawbacks of a ring topology
Alternating Current
Token passing
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.
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant

8. Which physical topology is used by a 10BASE2 network?
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Packets from entering and leaving a network
Bus
3389

9. The Spanning-Tree Protocol allows for redundancy of what networking device?
Integrated Services digital Network
Bridge
Network News Transfer Protocol
netstat

10. PRI Means...
MAC (Media Access Control) address
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)
RJ-11 (Registered Jack)
Primary Rate Interface

11. What is on Port 3389?
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Quality of Service
RDP/ Terminal Services
Internet Protocol Security

12. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
An old microwave oven is being used in the break room which causes interference with the access point.
TFTP (Trivial File Transfer Protocol)
169.254.1.1

13. Which of the following methods transfers files with the use of a UDP (User Datagram Protocol)?
802.11a.
TFTP (Trivial File Transfer Protocol)
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Public Switched Telephone Network

14. All of the following Novell NetWare operating systems support NDS (NetWare Directory Services) natively EXCEPT...
Internet Control Message Protocol
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
NetBios
3.1

15. 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)
They are connected to a switch when trying to capture packets.
Hypertext transfer protocol over secure sockets layer.
100BASE-FX Answer: D

16. PKI means...
Bridge
1000BASE-CX
Public Key Infrastructure
Proxy

17. BNC Means...
Proxy Server
Domain Name Service OR Domain Name Server
Bayonet-Neill-Concelman or British Naval Connector
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).

18. 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?
Proxy server
A 2.4 GHz (Gigahertz) cordless telephone is in use.
CSU / DSU (Channel Service Unit / Data Service Unit)
Manages printers on the network

19. TCP means...
Port 161 is SNMP and Port 162 is the SNMP Manager
L2TP (Layer 2 Tunneling Protocol)
6
Transmission Control Protocol

20. What is the maximum standard distance allowed to connect a customer via an ISDN (Integrated Services Digital Network) line?
Easy to install - Inexpensive - Less actual cable required
100 Mbps (Megabits per second)
A. 18 -000 feet (5 -486.4 meters)
Dynamic Host Configuration Protocol

21. Proxy Server
Internet Control Message Protocol
Secure Sockets Layer
802.11b
Handles tasks in the place of other machines on the network

22. List the benefits of a star topology

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23. A user would like to implement a secure ordering system on a web server. Which of the following protocols is installed?
69
Public Key Infrastructure
SSL (Secure Sockets Layer)
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

24. Which UNIX service provides interoperability with Windows file and print sharing?
Switches - bridges - and NICs (Network Interface Card)
2
Client - protocol - and adapter
SMB (Server Message Block)

25. What is EAP? What is it used for?
802.11
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
A network map showing exactly how data moves through the network.
The amber light is flashing occasionally and the green light is lit steadily.

26. What is PPTP?
Point to Point Protocol
802.2
Simple Network Management Protocol
Point to Point Tunneling Protocol

27. MIME means...
Packets from entering and leaving a network
Multipurpose Internet Mail Extension
SQL Server
Any network device with an IP address

28. TFTP Means...
Public Key Infrastructure
Application
Trivial File Transfer Protocol
NFS (Network File System)

29. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
Network and Transport
Transmission Control Protocol
Point to Point Protocol
Secure Sockets Layer

30. What is on Port 1433?
Packets from entering and leaving a network
Initial installation cost may be higher - One central single point of failure (the hub or other device)
SQL Server
netstat

31. On what Port is IMAP?
SSH
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
143
Internet connection

32. On what Port is the Proxy Server?
All hosts can communicate.
8080
48 bits.
Wired Equivalent Privacy

33. IIS Means...
A striped set array with parity
Internet Information Services
Global System for Mobile Communications
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

34. This is not a valid IP (Internet Protocol) addresses
A striped set array with parity
172.192.4.256
Data Link
1000BASE-LX and10 GBASE-LR

35. SNMP Means...
Direct Current
Wireless Fidelity
A long length of antenna extension cable
Simple Network Management Protocol

36. To increase the number of available IP (Internet Protocol) addresses - IPv6 (Internet Protocol version 6) uses which one of the following options?
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
389
128 bit addresses
10 GBASE-LR

37. What is Unicast?
389
The amber light is flashing occasionally and the green light is lit steadily.
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.)
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.

38. 802.11 security is defined in...
802.11i
Password Authentication Protocol
Quality of Service
Internet Protocol

39. What is TCP?
Transmission Control Protocol
DNS (Domain Name Service) server settings
Global Positioning System
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).

40. SMB Means...
Server Message Block OR Small-to-Midsize Business
Password Authentication Protocol
Hypertext transfer protocol over secure sockets layer.
Handles tasks in the place of other machines on the network

41. Which one of the following is true concerning bridges and their forwarding decisions?
143
Bridge
Remote Desktop Protocol
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.

42. Remote Access Server
Provides remote users with access to the network through modems and an IP connection
Quality of Service
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)
TFTP (Trivial File Transfer Protocol)

43. A home user has been assigned one static IP (Internet Protocol) address. If the user wishes to use the 192.168.0.1 address range - what technology should the user implement?
Internet mail access protocol
Proxy server
POP3
802.11a.

44. Network
Two or more connected computers that can share resources
Manages printers on the network
111
the NIC (Network Interface Card) is bad.

45. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Reverse Address Resolution Protocol.
NFS (Network File System)
MT-RJ (Mechanical Transfer-Registered Jack)
10

46. LAN Means...
Local Area Network
135-139
Central Processing unit
128 bit addresses

47. A firewall can be used to prevent which of the following?
110
Packets from entering and leaving a network
Client - protocol - and adapter
Wireless LAN

48. Which of the following is used to translate NetBIOS (Network Basic Input / Output System) names
WINS (Windows Internet Name Service)
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Select the most probable cause
ICMP (Internet Control Message Protocol)

49. 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?
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Implement VLANs (Virtual Local Area Network)
110
Exterior Gateway Protocol

50. Workstations

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