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. WINS Means...
Windows Internet Name Service
MT-RJ (Mechanical Transfer-Registered Jack)
To decrease network congestion Answer: D
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)

2. What is on Ports 20 and 21?
Packets from entering and leaving a network
The file has been opened by another user and is open for read only.
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Media Access Unit - Media attachment Unit

3. IMAP Means...
135-139
Internet mail access protocol
A long length of antenna extension cable
Network News Transfer Protocol

4. At which layer of the OSI (Open Systems Interconnect) model does UDP (User Datagram Protocol) reside?
Switches - bridges - and NICs (Network Interface Card)
Direct Current
larger subnet masks.
Transport

5. Describe a ring topology

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6. Connecting a LAN (Local Area Network) to a mainframe can be accomplished using a...
Bridge
Central Processing unit
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
gateway.

7. DNS means...
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.
TFTP (Trivial File Transfer Protocol)
Domain Name Service OR Domain Name Server
443

8. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Network Address Translation
Public Key Infrastructure
10 GBASE-LR
ICMP (Internet Control Message Protocol)

9. Upon which devices can NAT (Network Address Translation) be used?
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Firewall
WEP (Wired Equivalent Privacy)
ICMP (Internet Control Message Protocol)

10. 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
Point-to-Point Protocol
53
550 meters (1 -804.46 feet)
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.

11. MPLS
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.
Internet Control Message Protocol
Alternating Current
MultiProtocol Label Switching

12. SSID Means...
Service Set Identifier
Point to Point Protocol
BootP (Boot Protocol)
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers

13. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has the shortest maximum distance?
Manages network applications
Open Source Path First - this is a routing protocol
Transmission Control Protocol
1000BASE-CX

14. 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?
Firewall
Wireless Access Point
A 2.4 GHz (Gigahertz) cordless telephone is in use.
File Transfer Protocol

15. PAP (Password Authentication Protocol) secures PPP (Point-to-Point Protocol) sessions by...
passing a username and password in plaintext.
389
PPP (Point-to-Point Protocol)
traceroute

16. On what Port is HTTP?
80
802.11a.
Hypertext transfer protocol over secure sockets layer.
Bayonet-Neill-Concelman or British Naval Connector

17. 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?
netstat
Transmission Control Protocol
Internet mail access protocol
Quality of Service

18. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
Network News Transfer Protocol
550 meters (1 -804.46 feet)
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
Bluetooth enabled cell phones

19. What is EAP? What is it used for?
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
6
POP3
DNS (Domain Name Service) server settings

20. Remote Access Server
Password Authentication Protocol
Provides remote users with access to the network through modems and an IP connection
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
10

21. 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)?
The analyzer is functioning properly.
143
RJ-11 (Registered Jack)
Proxy server

22. On what Port is NetBios?
135-139
traceroute
10 GBASE-LR
Border Gateway Multicast Protocol - A routing protocol for router to router activity.

23. Name the seven most common physical topologies
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
NFS (Network File System)
Two or more connected computers that can share resources
53

24. 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
MAC (Media Access Control) address
Check the connection from the WAP (Wireless Access Point) to the network
DNS
Provides remote users with access to the network through modems and an IP connection

25. What is ARP? What are some of its attributes?
Institute of Electrical and Electronics Engineers
Address Resolution Protocol. Has no error control.
100 Mbps (Megabits per second)
100BASE-FX Answer: D

26. To increase the number of available IP (Internet Protocol) addresses - IPv6 (Internet Protocol version 6) uses which one of the following options?
Global Positioning System
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.
Plain Old Telephone Service
128 bit addresses

27. IPX Means...
Application
Internetwork packet exchange
6
NFS (Network File System)

28. Which media access method is used for an IEEE (Institute of Electrical and Electronics Engineers) 802.5 network?
Token passing
Computers are connected to one central point w/ their own individual cables or wireless connections. This topology offers advantages over the bus topology and is used more often despite having more physical requirements than the bus topology. Benefit
Global Positioning System
Industry Standards Organization

29. 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
Network Interface Card
802.11b
Sys Log (Unix) or Event Manager (Windows)
Put a router between the two network segments

30. Which two utilities can be used to find out what IP (Internet Protocol) address resolves from a domain name?
20 & 21
110
Internetwork Packet Exchange/Sequenced Packet Exchange
netstat and ping

31. ATM Means...
Sys Log (Unix) or Event Manager (Windows)
Asynchronous Transfer Mode
100BASE-FX Answer: D
Network Interface Card

32. What is on Port 22?
SSH
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.)
MAC (Media Access Control) address
Multipurpose Internet Mail Extension

33. What is on Port 23?
Point-to-Point Protocol
Network File System
Telnet
Post Office Protocol 3

34. What is on Port 8080?
Proxy Server
Basic Rate Interface
Forward the packets to all ports except the one that originated the request
Physical

35. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards uses CSMA / CA (Carrier Sense Multiple Access / Collision Avoidance)?
802.11
SSL (Secure Sockets Layer)
Application
There will be no Internet access.

36. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
Multiple Link Interface
Public Key Infrastructure
D. Switch and bridge
Media Access Control

37. What is on Port 143?
IMAP (Mail Client)
RJ-11 (Registered Jack)
The device ID (Identification)
Wireless Protected Access

38. What is Multicast Transmission?
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.
Asynchronous Transfer Mode
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
3.1

39. Given the MAC address 00:B0:D0:5A:E1:B5 - what does 5A:E1:B5 identify?
TCP / IP (Transmission Control Protocol / Internet Protocol)
Direct Current
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
The device ID (Identification)

40. What is on Port 25?
cold site.
Bayonet-Neill-Concelman or British Naval Connector
SMTP Server
443

41. All of the following options transmit data over a modem EXCEPT...
Routing Internet Protocol
encapsulating the data payload.
MT-RJ (Mechanical Transfer-Registered Jack)
T1 (T-Carrier Level 1).

42. IEEE means...
Data Link
MultiProtocol Label Switching
ping
Institute of Electrical and Electronics Engineers

43. In a fully Meshed network - every node has a connection to every other node - 7+6+5+4+3+2+1=28 Which digital interface device is used to connect to a local service providers digital T1 (T-Carrier Level 1) or E1 network?
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
Metropolitan Area Network
25
CSU / DSU (Channel Service Unit / Data Service Unit)

44. What is the minimum number of hard drives required to implement RAID 0 (Redundant Array of Independent Disks)?
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
Internet connection
2
Network Access Control

45. Host
An old microwave oven is being used in the break room which causes interference with the access point.
PDC (Primary Domain Controller)
Firewall
Any network device with an IP address

46. 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?
Server Message Block OR Small-to-Midsize Business
Institute of Electrical and Electronics Engineers
The file has been opened by another user and is open for read only.
802.11a.

47. What is on Port 514?
Wired Equivalent Privacy
Sys Log (Unix) or Event Manager (Windows)
ICMP (Internet Control Message Protocol)
Internet Protocol

48. Which of the following is used to translate NetBIOS (Network Basic Input / Output System) names
23
Internet Information Services
Wireless Access Point
WINS (Windows Internet Name Service)

49. An Ethernet MAC (Media Access Control) address consists of...
48 bits.
TCP / IP (Transmission Control Protocol / Internet Protocol)
Institute of Electrical and Electronics Engineers
25

50. 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)?
POP3
Integrated Services digital Network
Periodically (randomly) blinking
Network File System