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. What is ARP? What are some of its attributes?
Primary Rate Interface
Open Source Path First - this is a routing protocol
MT-RJ (Mechanical Transfer-Registered Jack)
Address Resolution Protocol. Has no error control.

2. What is on Port 143?
IMAP (Mail Client)
Access Control List
Configure the DHCP (Dynamic Host Configuration Protocol) server to increase lease expiration time
Data Link

3. An Ethernet MAC (Media Access Control) address consists of...
Provides remote users with access to the network through modems and an IP connection
48 bits.
Internet Protocol
Internet Control Message Protocol

4. 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?
ICMP (Internet Control Message Protocol)
1000BASE-CX
Network Access Control
RDP/ Terminal Services

5. List the drawbacks of a ring topology
Post Office Protocol 3
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
A striped set array with parity
802.1x

6. File Server
netstat
Stores and dispenses files
SUN RPC
3389

7. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
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.
D. Switch and bridge
nslookup
10 GBASE-LR

8. TCP means...
Simple Network Management Protocol
Manages printers on the network
Digital Subscriber Line
Transmission Control Protocol

9. Which one of the following security protocols creates a secure connection over the Internet?
Telnet
To decrease network congestion Answer: D
Dynamic Host Configuration Protocol
L2TP (Layer 2 Tunneling Protocol)

10. What is PAT?
Open Source Path First - this is a routing protocol
Port Address Translator
Hypertext transfer protocol
MultiProtocol Label Switching

11. What enables a UNIX computer to access exported file systems from other UNIX computers?
NFS (Network File System)
Exterior Gateway Protocol
Service Set Identifier
gateway.

12. MAU means...
Industry Standards Organization
143
Media Access Unit - Media attachment Unit
The file has been opened by another user and is open for read only.

13. Which one of the following is a purpose for subnetting?
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
To decrease network congestion Answer: D
Internet mail access 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.

14. RIP Means...
80
VPN (Virtual Private Network)
Implement VLANs (Virtual Local Area Network)
Routing Information Protocol

15. What is on Port 8080?
Server Message Block OR Small-to-Midsize Business
Proxy Server
PPP (Point-to-Point Protocol)
Basic Input/Output System

16. 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)?
Reverse Address Resolution Protocol.
Sys Log (Unix) or Event Manager (Windows)
the NIC (Network Interface Card) is bad.
RJ-11 (Registered Jack)

17. EMI means...
SSH
Electromagnetic Interference
PPP (Point-to-Point Protocol)
Point-to-Point Tunneling Protocol

18. Which one of the following choices is the MOST secure place to store tape backups?
Internet Protocol
The device ID (Identification)
Two or more connected computers that can share resources
In a locked room in an offsite location

19. While reviewing network traffic statistics - technicians have noticed that there is an abnormally high amount of DNS (Domain Name Service) traffic. What recommendation would help reduce traffic?
802.11b
Direct Current
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Wireless LAN

20. What is on Port 389?
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Provides remote users with access to the network through modems and an IP connection
389
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.

21. Proxy Server
Transport
Handles tasks in the place of other machines on the network
Integrated Services digital Network
HTTP

22. 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?
Plain Old Telephone Service
There will be no Internet access.
NFS (Network File System)
Server Message Block OR Small-to-Midsize Business

23. In which OSI (Open Systems Interconnect) layer does a bridge operate?
6
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
traceroute
Data Link

24. POP Means...
Media Access Unit - Media attachment Unit
VPN (Virtual Private Network)
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
Post Office Protocol

25. What is on Port 110?
POP3
Proxy
Network News Transfer Protocol
135-139

26. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
802.2
Wireless Fidelity
An old microwave oven is being used in the break room which causes interference with the access point.
Telnet

27. On what Port is NetBios?
Secure Shell
SSH
135-139
User Datagram Protocol. This protocol is connectionless and routable.

28. A valid MAC (Media Access Control) address is how many bytes long?
This IP (Internet Protocol) address cannot be pinged remotely.
SQL Server
6
Networked Basic Input/Output System Extended User Interface

29. 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?
Digital Subscriber Line
The file has been opened by another user and is open for read only.
Industry Standards Organization
80

30. ISP Means...
Internet Service Provider
A transmission method in which data goes form a source node to all other nodes on a network. Each node receives the data and acts on it - which can generate a great deal of network traffic.
Dynamic Host Configuration Protocol
802.11

31. IP means...
8080
Internet Protocol
BootP (Boot Protocol)
PPP (Point-to-Point Protocol)

32. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
Bluetooth enabled cell phones
Secure Shell
Any device on the network that can ask for access to resources
Network and Transport

33. What is the maximum standard distance allowed to connect a customer via an ISDN (Integrated Services Digital Network) line?
A. 18 -000 feet (5 -486.4 meters)
The 'memo maker' that sends and receives paperless faxes over the network
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Proxy Server

34. UDP Means...
Put a router between the two network segments
1
PPTP (Point-to-Point Tunneling Protocol)
User Datagram Protocol

35. Print Server
802.11a.
CSU / DSU (Channel Service Unit / Data Service Unit)
Internet Control Message Protocol
Manages printers on the network

36. A network has been set up for DHCP (Dynamic Host Configuration Protocol) services using a PDC (Primary Domain Controller) and BDC (Backup Domain Controller) each with a range of 192.168.0.1 to192.168.0.254 using a class subnet of 255.255.255.0. DHCP
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).
In a locked room in an offsite location
WEP (Wired Equivalent Privacy)
40 bit - 128 bit - 64 bit

37. Which one of the following is true concerning bridges and their forwarding decisions?
Connect Workstation 6 and Workstation 2 using a barrel connector
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Alternating Current
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)

38. LED Means...
Light Emitting Diode
ICMP (Internet Control Message Protocol)
A long length of antenna extension cable
172.192.4.256

39. MIME means...
TFTP (Trivial File Transfer Protocol)
Global System for Mobile Communications
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Multipurpose Internet Mail Extension

40. NNTP Means...
2
Post Office Protocol
Network News Transfer Protocol
22

41. On what Port is SNMP?
A long length of antenna extension cable
161 & 162
NFS (Network File System)
Asynchronous Transfer Mode

42. ISDN means...
CSU / DSU (Channel Service Unit / Data Service Unit)
Integrated Services digital Network
Basic Input/Output System
The file has been opened by another user and is open for read only.

43. What is on Port 1433?
SQL Server
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
48 bits.
Implement VLANs (Virtual Local Area Network)

44. HTTP Means...
Hypertext transfer protocol
Someone has enabled an additional DHCP (Dynamic Host Configuration Protocol) server.
Packets from entering and leaving a network
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.

45. What is on Ports 161 and 162?
Port 161 is SNMP and Port 162 is the SNMP Manager
TFTP (Trivial File Transfer Protocol)
802.2
To decrease network congestion Answer: D

46. Upon which devices can NAT (Network Address Translation) be used?
Any device on the network that can ask for access to resources
Bayonet-Neill-Concelman or British Naval Connector
CSU / DSU (Channel Service Unit / Data Service Unit)
Firewall

47. On what Port is HTTP?
80
3389
User Datagram Protocol
802.11i

48. List the benefits of a bus topology
rp
Easy to install - Inexpensive - Less actual cable required
Network File System
The amber light is flashing occasionally and the green light is lit steadily.

49. Which networking device works at the upper three layers of the OSI (Open Systems Interconnect) and connects networks with different architectures?
Gateway
rp
CSU / DSU (Channel Service Unit / Data Service Unit)
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.

50. NetBIOS Means...
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.
Networked Basic Input/Output System
Internet mail access protocol
161 & 162