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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. At which layer of the OSI (Open Systems Interconnect) model does UDP (User Datagram Protocol) reside?
DNS (Domain Name Service) server settings
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
Transport
Extranet

2. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards uses CSMA / CA (Carrier Sense Multiple Access / Collision Avoidance)?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
DNS
Wireless Protected Access
802.11

3. Which one of the following options is a security standard for 802.11?
802.2
WEP (Wired Equivalent Privacy)
TFTP (Trivial File Transfer Protocol)
10 GBASE-LR

4. To increase the number of available IP (Internet Protocol) addresses - IPv6 (Internet Protocol version 6) uses which one of the following options?
Proxy server
A striped set array with parity
128 bit addresses
Stores and dispenses files

5. Which of the following is a self-assigned address based on APIPA (Automatic Private Internet Protocol Addressing)?
Institute of Electrical and Electronics Engineers
Simple Network Management Protocol
169.254.1.1
An old microwave oven is being used in the break room which causes interference with the access point.

6. MIME means...
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Multipurpose Internet Mail Extension
CSU / DSU (Channel Service Unit / Data Service Unit)
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.

7. A client accessing a network share folder has authenticated into the system and has full access rights to a folder share. But after opening the file they find they cannot modify the files contents. What is the likely cause?
The file has been opened by another user and is open for read only.
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).
rlogin
1433

8. A user is trying to access a FTP (File Transfer Protocol) server but discovers that FTP (File Transfer Protocol) is being blocked by a firewall. After unblocking port 21 on the firewall - FTP (File Transfer Protocol) still does not work. What is the
Port 20 must also be unblocked.
Digital Subscriber Line
Hypertext transfer protocol over secure sockets layer.
Internetwork Packet Exchange/Sequenced Packet Exchange

9. Connecting a LAN (Local Area Network) to a mainframe can be accomplished using a...
netstat and ping
1433
Remote Desktop Protocol
gateway.

10. On what Port is SNMP?
Put a router between the two network segments
161 & 162
Internet Protocol
MT-RJ (Mechanical Transfer-Registered Jack)

11. IPX Means...
Internetwork Packet Exchange/Sequenced Packet Exchange
Network News Transfer Protocol
Internetwork packet exchange
CSU / DSU (Channel Service Unit / Data Service Unit)

12. List the benefits of a bus topology
Routing Information Protocol
WINS (Windows Internet Name Service)
Easy to install - Inexpensive - Less actual cable required
Network Address Translator

13. POTS means...
Plain Old Telephone Service
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
40 bit - 128 bit - 64 bit
RJ-11 (Registered Jack)

14. BRI Means...
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
Implement VLANs (Virtual Local Area Network)
New Technology File System
Basic Rate Interface

15. 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?
8080
Digital Subscriber Line
Physical
Proxy server

16. CPU means...
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
135-139
Central Processing unit
Proxy

17. TFTP Means...
Trivial File Transfer Protocol
netstat and ping
The Internet router is blocking port 25.
raphical User Interface

18. What is RIP?
Routing Internet Protocol
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
100BASE-FX Answer: D
Proxy

19. The Spanning-Tree Protocol allows for redundancy of what networking device?
389
10
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Bridge

20. AC means...
An old microwave oven is being used in the break room which causes interference with the access point.
bytes 1-3
Alternating Current
Wireless Protected Access

21. ISO Means...
Industry Standards Organization
In the LAN (Local Area Network)
Handles e-mail functions
netstat and ping

22. Which one of the following communication protocols does a UNIX system primarily rely on?
Internet Control Message Protocol
48 bits.
TCP / IP (Transmission Control Protocol / Internet Protocol)
ping

23. BNC Means...
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Bayonet-Neill-Concelman or British Naval Connector
gateway.
PDC (Primary Domain Controller)

24. What is the minimum number of hard drives required to implement RAID 0 (Redundant Array of Independent Disks)?
2
IMAP (Mail Client)
Local Area Network
111

25. POP Means...
WINS (Windows Internet Name Service)
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).
gateway.
Post Office Protocol

26. The system administrator performs full backups on Sundays. Incremental backups are performed every day EXCEPT Sunday. The backups start at 10 a.m. and end by 12 p.m. The system crashes on Wednesday night. Which tapes must be used to restore data?
Windows Internet Name Service
As a way to share resources and information
135-139
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes

27. MLI Means...
Multiple Link Interface
143
Plain Old Telephone Service
netstat and ping

28. The IPSec (Internet Protocol Security) protocol suite can secure network transmissions by...
VPN (Virtual Private Network)
encapsulating the data payload.
Periodically (randomly) blinking
SUN RPC

29. What is DHCP? What is its key attribute?
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.
Wired Equivalent Privacy
passing a username and password in plaintext.
Select the most probable cause

30. Describe a ring topology

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31. What is on Port 80?
Authentication
MultiProtocol Label Switching
Peer-To-Peer and Client-Server
HTTP

32. What is IPSEC? Why is it significant?
69
DNS
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 Security. This is the defacto standard for VPN security.

33. What is PAT?
Internetwork Packet Exchange/Sequenced Packet Exchange
Port Address Translator
Windows Internet Name Service
1433

34. What is on Port 22?
TFTP (Trivial File Transfer Protocol)
Authentication
2
SSH

35. 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?
Exterior Gateway Protocol
WINS (Windows Internet Name Service)
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
netstat

36. Which one of the following is true concerning bridges and their forwarding decisions?
Check the connection from the WAP (Wireless Access Point) to the network
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
ICMP (Internet Control Message Protocol)
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

37. NAT Means...
Post Office Protocol
Network Address Translation
WEP (Wired Equivalent Privacy)
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

38. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Electromagnetic Interference
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
MT-RJ (Mechanical Transfer-Registered Jack)
Routing Information Protocol

39. MAN Means...
3389
Metropolitan Area Network
Hypertext transfer protocol
514

40. Company A has two networks - one on the west side of town and one on the east side. The network administrator wants to connect the two networks with a leased line but is concerned about limiting broadcast traffic. What can the administrator do to all
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Put a router between the two network segments
550 meters (1 -804.46 feet)
An eight-position connector which uses UTP (Unshielded Twisted Pair).

41. LAN Means...
Physical
Local Area Network
Internet Control Message Protocol
Media Access Unit - Media attachment Unit

42. Which one of the following is a purpose for subnetting?
Media Access Unit - Media attachment Unit
To decrease network congestion Answer: D
443
They are connected to a switch when trying to capture packets.

43. Which OSI (Open Systems Interconnect) layer provides interfaces to the user that enable programs to use network services?
Internet Protocol
There will be no Internet access.
Application
Packets from entering and leaving a network

44. Which one of the following provides a fault-tolerant storage system containing five disks and a single controller that will function if a single disk fails?
Internetwork packet exchange
A striped set array with parity
53
Open Source Path First - this is a routing protocol

45. GPS means...
IMAP (Mail Client)
An exact duplicate of the infrastructure is mirrored offsite.
larger subnet masks.
Global Positioning System

46. HTTPS means...
PDC (Primary Domain Controller)
Hypertext transfer protocol over secure sockets layer.
Internet mail access protocol
25

47. What is on Port 110?
Time domain reflectometer
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Wired Equivalent Privacy
POP3

48. A user would like to implement a secure ordering system on a web server. Which of the following protocols is installed?
NFS (Network File System)
192.168.96.254
Any device on the network that can ask for access to resources
SSL (Secure Sockets Layer)

49. What is TCP?
Forward the packets to all ports except the one that originated the request
Port 20 must also be unblocked.
SUN RPC
Transmission Control Protocol

50. PKI means...
Industry Standards Organization
traceroute
Public Key Infrastructure
larger subnet masks.