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. WAP Means...
22
A network map showing exactly how data moves through the network.
Wireless Access Point
Proxy Server

2. GSM means...
2.4 GHz (Gigahertz).
Global System for Mobile Communications
All hosts can communicate.
Public Key Infrastructure

3. On what Port is the SMTP Server?
Challenge Handshake Authentication Protocol
25
23
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).

4. IDS means...
Media Access Control
It is an address assigned to a NIC (Network Interface Card).
Intrusion Detection System
IMAP (Mail Client)

5. PPP Means...
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Point-to-Point Protocol
As a way to share resources and information
Direct Current

6. File Server
It is an address assigned to a NIC (Network Interface Card).
110
File Transfer Protocol
Stores and dispenses files

7. DOS means...
A. 18 -000 feet (5 -486.4 meters)
Electromagnetic Interference
Disk Operating System or Denial of Service
L2TP (Layer 2 Tunneling Protocol)

8. 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
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
A network map showing exactly how data moves through the network.
Network Access Control

9. List the benefits of a star topology

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10. Which of the following methods transfers files with the use of a UDP (User Datagram Protocol)?
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
RJ-11 (Registered Jack)
SMB (Server Message Block)
TFTP (Trivial File Transfer Protocol)

11. Which dial-up protocol is capable of passing multiple LAN (Local Area Network) protocols across the wire?
PPP (Point-to-Point Protocol)
Telnet
ping
Any network device with an IP address

12. Which physical topology is used by a 10BASE2 network?
New Technology File System
Bus
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
nslookup

13. 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?
Central Processing unit
Transmission Control Protocol
ICMP (Internet Control Message Protocol)
Remote Desktop Protocol

14. 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?
In the LAN (Local Area Network)
Post Office Protocol 3
8080
The users will not be affected by the change.

15. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
802.2
128 bit addresses
Wireless Fidelity
10 GBASE-LR

16. On what Port is Telnet?
Port 20 must also be unblocked.
Network File System
23
As a way to share resources and information

17. All of the following Novell NetWare operating systems support NDS (NetWare Directory Services) natively EXCEPT...
Port 161 is SNMP and Port 162 is the SNMP Manager
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.
3.1
SUN RPC

18. What is on Port 443?
HTTPS/ SSL
NFS (Network File System)
The analyzer is functioning properly.
Transmission Control Protocol

19. What is on Port 389?
DNS (Domain Name Service) server settings
User Datagram Protocol. This protocol is connectionless and routable.
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
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.

20. Print Server
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Wired Equivalent Privacy
Manages printers on the network
Direct Current

21. LAN Local Area Network
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)
Hybrid hub
Industry Standards Organization
ifconfig

22. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
The amber light is flashing occasionally and the green light is lit steadily.
Wireless LAN
Global Positioning System
Network and Transport

23. 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?
Public Key Infrastructure
Service Set Identifier
The file has been opened by another user and is open for read only.
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)

24. Which of the following is a self-assigned address based on APIPA (Automatic Private Internet Protocol Addressing)?
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
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
169.254.1.1
TFTP (Trivial File Transfer Protocol)

25. What is QoS?
Quality of Service
A striped set array with parity
Uniform Resource Locator
As a way to share resources and information

26. What is the maximum length of a gigabit Ethernet segment using MMF (MultiMode Fiber) optic cable?
550 meters (1 -804.46 feet)
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Point-to-Point Tunneling Protocol
Packets from entering and leaving a network

27. FTP Means
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.
Network News Transfer Protocol
File Transfer Protocol
In the LAN (Local Area Network)

28. Workstations

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29. A network administrator is configuring a router to support a new subnet on a TCP / IP (Transmission Control Protocol / Internet Protocol) network. The subnet uses 192.168.96.0/24. The administrators company policy is to reserve the highest IP (Intern
3389
A long length of antenna extension cable
Global Positioning System
192.168.96.254

30. Describe a star topology
Post Office Protocol
traceroute
Periodically (randomly) blinking
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

31. Which two devices both operate at the same layer of the OSI (Open Systems Interconnect) model?
D. Switch and bridge
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.
Public Key Infrastructure
TFTP (Trivial File Transfer Protocol)

32. A small company connected to the Internet through a SOHO (Small Office / Home Office) router wants to make an internal web server public on the Internet. Computers on the LAN can access the web pages but Internet users cannot. What should be done to
110
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
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.
Digital Subscriber Line

33. 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.
NetBios
Network File System
Network Address Translator

34. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) copper cable standard?
1000BASE-CX
443
Internet connection
New Technology File System

35. Which one of the following communication protocols does a UNIX system primarily rely on?
netstat
Proxy
TCP / IP (Transmission Control Protocol / Internet Protocol)
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.)

36. BIOS Means...
Industry Standards Organization
Basic Input/Output System
Network and Transport
The file has been opened by another user and is open for read only.

37. If a destination address is not in a bridges forwarding table - what will the bridge do?
48 bits.
Point-to-Point Protocol
Public Switched Telephone Network
Forward the packets to all ports except the one that originated the request

38. A network administrator adds a router to create a new subnet. Which of the following network services requires configuration to accommodate NetBIOS (Network Basic Input / Output System) on the new network?
MT-RJ (Mechanical Transfer-Registered Jack)
25
WINS (Windows Internet Name Service)
Wireless LAN

39. 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)?
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
Periodically (randomly) blinking
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
netstat

40. A network administrator implements four VLANs (Virtual Local Area Network) on a switch. Which device will be required to pass traffic among the VLANs (Virtual Local Area Network)?
netstat
Bayonet-Neill-Concelman or British Naval Connector
Plain Old Telephone Service
Router

41. This is not a valid IP (Internet Protocol) addresses
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
172.192.4.256
Verification
Transmission Control Protocol

42. 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?
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
550 meters (1 -804.46 feet)
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
40 bit - 128 bit - 64 bit

43. List the benefits of a bus topology
Easy to install - Inexpensive - Less actual cable required
Switches - bridges - and NICs (Network Interface Card)
Bridge
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)

44. Client-Server Networks
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire network.
Hard to troubleshoot - Difficult to change or move - Doesn't offer much fault tolerance
Proxy Server
TFTP (Trivial File Transfer Protocol)

45. HTTPS means...
TCP / IP (Transmission Control Protocol / Internet Protocol)
Hypertext transfer protocol over secure sockets layer.
User Datagram Protocol. This protocol is connectionless and routable.
This IP (Internet Protocol) address cannot be pinged remotely.

46. TDR means...
3.1
Time domain reflectometer
128 bit addresses
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D

47. Describe a ring topology

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48. On what Port is SUN RPC?
111
Local Area Network
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect
802.2

49. A user has set up filtering on an Internet router. The local SMTP (Simple Mail Transfer Protocol) server has stopped sending or receiving messages from the Internet. What is the cause of the problem?
Point to Point Tunneling Protocol
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
The Internet router is blocking port 25.
Global Positioning System

50. SMB Means...
Server Message Block OR Small-to-Midsize Business
Forward the packets to all ports except the one that originated the request
Hypertext transfer protocol over secure sockets layer.
Routing Internet Protocol