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. On what Port is POP3?
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
802.11b
All workstations except Workstation 3 can communicate to each other.
110

2. BIOS Means...
Handles the call center and call routing and can be thought of as a sophisticated network answering machine
Basic Input/Output System
Gateway
traceroute

3. Which one of the following options is required for a client workstation to connect to a network resource?
Access Control List
Data Link
Client - protocol - and adapter
Public Key Infrastructure

4. Which one of the following will affect the range of an 802.11b WAP (Wireless Access Point)?
the NIC (Network Interface Card) is bad.
POP3
Routing Internet Protocol
A long length of antenna extension cable

5. WLAN Means...
Network Address Translation
Wireless LAN
SUN RPC
The device ID (Identification)

6. Given the output: 1.pgw (129.6.80.254) * 4ms 3ms 2.129.6.1.245 (129.6.1.245) 4ms 3ms * 3.129.6.2.252 (129.6.2.252) 5ms 5ms 4ms Which of the following commands causes the results above?
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
traceroute
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
Initial installation cost may be higher - One central single point of failure (the hub or other device)

7. What is on Port 1433?
1
SQL Server
25
514

8. An administrator changes the lease time of the DHCP (Dynamic Host Configuration Protocol) scope from one week to one day. What affect will this have on the end users?
Service Set Identifier
The users will not be affected by the change.
Basic Input/Output System
Internetwork Packet Exchange/Sequenced Packet Exchange

9. 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?
143
TFTP (Trivial File Transfer Protocol)
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Application

10. What is on Port 3389?
53
RJ-11 (Registered Jack)
RDP/ Terminal Services
Direct Current

11. What is on Port 514?
Connect Workstation 6 and Workstation 2 using a barrel connector
IMAP (Mail Client)
10 GBASE-LR
Sys Log (Unix) or Event Manager (Windows)

12. A facility designed to receive computer equipment during a disaster recovery is known as a...
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
1000BASE-LX and10 GBASE-LR
cold site.
RDP/ Terminal Services

13. All of the following are benefits of IPv6 (Internet Protocol version 6) EXCEPT...
larger subnet masks.
10
They are connected to a switch when trying to capture packets.
Networked Basic Input/Output System

14. IPSEC means...
Transmission Control Protocol/Internet Protocol
802.2
As a way to share resources and information
Internet Protocol Security

15. A network administrator manages a medium-sized network with a mixture of different platform computers. The network contains multiple subnets located across a large geographical area. Over half of the subnets contain a WAP (Wireless Access Point) for
1
MT-RJ (Mechanical Transfer-Registered Jack)
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
Manages network applications

16. What is on Ports 161 and 162?
20 & 21
Port 161 is SNMP and Port 162 is the SNMP Manager
In the LAN (Local Area Network)
Password Authentication Protocol

17. What is on Port 143?
25
IMAP (Mail Client)
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Verification

18. MAU means...
Stores and dispenses files
Network Address Translator
Media Access Unit - Media attachment Unit
550 meters (1 -804.46 feet)

19. NAT Means...
Network Address Translation
802.1x
Password Authentication Protocol
111

20. Servers

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21. List the benefits of a star topology

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22. PSTN Means...
Multiple Link Interface
135-139
D. Switch and bridge
Public Switched Telephone Network

23. IDS means...
48 bits.
Intrusion Detection System
Data Link
1433

24. What is on Port 69?
Handles e-mail functions
Verification
Network Time Protocol
TFTP (Trivial File Transfer Protocol)

25. A technician just installed a new NIC (Network Interface Card) in a computer and attached a cable to connect the computer to a hub. Assuming the NIC (Network Interface Card) is functioning correctly and the network is up - which of the following will
The amber light is flashing occasionally and the green light is lit steadily.
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Local Area Network
As a way to share resources and information

26. Which one of the following standards has a maximum data rate of 11 Mbps (Megabits per second)?
Open Source Path First - this is a routing protocol
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).
TCP / IP (Transmission Control Protocol / Internet Protocol)
802.11b

27. Ten workstations numbered 1 through 10 are installed sequentially on a physical star network. The network uses a logical bus topology and is cabled using Category 3 UTP (Unshielded Twisted Pair). The cable to Workstation 3 has been severed. Which of
They are connected to a switch when trying to capture packets.
69
Forward the packets to all ports except the one that originated the request
All workstations except Workstation 3 can communicate to each other.

28. NFS Means...
Network File System
A striped set array with parity
Lightweight Directory Access Protocol
10

29. Which physical topology is used by a 10BASE2 network?
72.16.16.1
Public Switched Telephone Network
Bus
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance

30. POTS means...
Extranet
Plain Old Telephone Service
raphical User Interface
Data Link

31. SSL Means...
Secure Sockets Layer
Time domain reflectometer
Post Office Protocol 3
Server Message Block OR Small-to-Midsize Business

32. Which of the following options allows for secure communication over the Internet?
There will be no Internet access.
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.
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.
VPN (Virtual Private Network)

33. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
CSU / DSU (Channel Service Unit / Data Service Unit)
Networked Basic Input/Output System
netstat and ping
An old microwave oven is being used in the break room which causes interference with the access point.

34. Which one of the following is true concerning bridges and their forwarding decisions?
WINS (Windows Internet Name Service)
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
All hosts can communicate.

35. Web Server
Internet Protocol
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Periodically (randomly) blinking
Integrated Services digital Network

36. Which media access method is used for an IEEE (Institute of Electrical and Electronics Engineers) 802.5 network?
Token passing
As a way to share resources and information
Network Interface Card
File Transfer Protocol

37. TDR means...
Token passing
Time domain reflectometer
Networked Basic Input/Output System Extended User Interface
Any network device with an IP address

38. A valid MAC (Media Access Control) address is how many bytes long?
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Access Control List
6
Put a router between the two network segments

39. A company wants to have an intranet. Where would the intranet web server be located in the network?
In the LAN (Local Area Network)
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Hypertext transfer protocol over secure sockets layer.
Uniform Resource Locator

40. IPX Means...
Internetwork packet exchange
A long length of antenna extension cable
Hypertext transfer protocol
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.

41. List the drawbacks of a star topology
Transmission Control Protocol/Internet Protocol
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)
Any network device with an IP address
Initial installation cost may be higher - One central single point of failure (the hub or other device)

42. Which command will produce the following output? ethoLink encap : Ethernet HWaddr: 00:80:C8:D6:74:43 inet adder : 4.150.6.3 Bcast : 4.255.255.255 Mask: 255.0.0.0
ifconfig
1000BASE-LX and10 GBASE-LR
Periodically (randomly) blinking
Transmission Control Protocol

43. List the drawbacks of a ring topology
25
Internet Protocol
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
All hosts can communicate.

44. An employee needs to access the internal secure company web site from a hotel. The employee will need which of the following connections?
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.
Verification
Global System for Mobile Communications
Internet connection

45. Which one of the following communication protocols does a UNIX system primarily rely on?
802.11b
TCP / IP (Transmission Control Protocol / Internet Protocol)
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
In a locked room in an offsite location

46. Which digital interface device is used to connect to a local service providers digital T1 (T-Carrier Level 1) or E1 network?
CSU / DSU (Channel Service Unit / Data Service Unit)
Physical
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
TFTP (Trivial File Transfer Protocol)

47. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has the shortest maximum distance?
192.168.96.254
1000BASE-CX
IMAP (Mail Client)
HTTP

48. What is on Port 53?
DNS
PPP (Point-to-Point Protocol)
Internet mail access protocol
Any network device with an IP address

49. ISDN means...
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
bytes 1-3
Asynchronous Transfer Mode
Integrated Services digital Network

50. What is on Port 22?
Primary Rate Interface
SSH
Post Office Protocol 3
CSU / DSU (Channel Service Unit / Data Service Unit)