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Comptia Network +

Subjects : certifications, comptia-network-+, it-skills

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. 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?
802.11i
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
The Internet router is blocking port 25.
Any network device with an IP address

2. List the drawbacks of a ring topology
POP3
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Network File System
Quality of Service

3. At which layer of the OSI (Open Systems Interconnect) model does UDP (User Datagram Protocol) reside?
Transport
514
100BASE-FX Answer: D
WINS (Windows Internet Name Service)

4. 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?
Alternating Current
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Transmission Control Protocol
Hypertext transfer protocol

5. ICMP means...
Proxy Server
Internet Control Message Protocol
22
Secure Sockets Layer

6. Which one of the following is true concerning bridges and their forwarding decisions?
Have the administratorrecreate the shares to be named networkshares and privateshares in order to modify the share names to acceptable lengths
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
20 & 21
The amber light is flashing occasionally and the green light is lit steadily.

7. IMAP Means...
Internet mail access protocol
SSL (Secure Sockets Layer)
IMAP (Mail Client)
Presentation

8. Connecting a LAN (Local Area Network) to a mainframe can be accomplished using a...
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
gateway.
File Transfer Protocol
10 GBASE-LR

9. List the benefits of a bus topology
Post Office Protocol 3
Easy to install - Inexpensive - Less actual cable required
A network map showing exactly how data moves through the network.
Physical

10. What is a MAC (Media Access Control) address?
It is an address assigned to a NIC (Network Interface Card).
WEP (Wired Equivalent Privacy)
Point to Point Protocol
Re-enter the username and password in the VPN (Virtual Private Network) connection and reconnect

11. WAP Means...
Digital Subscriber Line
550 meters (1 -804.46 feet)
Bridges operate at OSI (Open Systems Interconnect) Layer 2 and use MAC (Media Access Control) addresses to make decisions.
Wireless Access Point

12. A packet filtering firewall operates at which layers of the OSI (Open Systems Interconnect) model?
A 2.4 GHz (Gigahertz) cordless telephone is in use.
Network and Transport
Port Address Translator
HTTPS/ SSL

13. What is on Port 1433?
SQL Server
514
2.4 GHz (Gigahertz).
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.

14. Which one of the following choices is the MOST secure place to store tape backups?
In a locked room in an offsite location
A. 18 -000 feet (5 -486.4 meters)
Bluetooth enabled cell phones
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.)

15. UDP Means...
1000BASE-CX
Select the most probable cause
Network Address Translation
User Datagram Protocol

16. DOS means...
Dynamic Host Configuration Protocol
110
Network Time Protocol
Disk Operating System or Denial of Service

17. On what Port is Telnet?
raphical User Interface
Client - protocol - and adapter
RJ-11 (Registered Jack)
23

18. On what Port is SSH?
22
Wireless Protected Access
nslookup
passing a username and password in plaintext.

19. TCP/IP Means;
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
Transmission Control Protocol/Internet Protocol
Authentication
Token passing

20. FDDI (Fiber Distributed Data Interface) operates at what speed?
Network and Transport
100 Mbps (Megabits per second)
Telnet
161 & 162

21. Which IEEE (Institute of Electrical and Electronics Engineers) 802.x standard defines the operation of the LLC (Logical Link Control) sublayer of the OSI (Open Systems Interconnect) models Data Link layer?
Global Positioning System
SSH
encapsulating the data payload.
802.2

22. MPLS
Packets from entering and leaving a network
D. Switch and bridge
Central Processing unit
MultiProtocol Label Switching

23. Disk mirroring is also known as RAID ___...
Internet Information Services
netstat
1
Bluetooth enabled cell phones

24. WINS Means...
Windows Internet Name Service
Port Address Translator
1433
Disk Operating System or Denial of Service

25. Physical Topology
80
SUN RPC
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.
Basic Rate Interface

26. SSH Means...
Secure Shell
Hypertext transfer protocol over secure sockets layer.
Simple Network Management Protocol
Bayonet-Neill-Concelman or British Naval Connector

27. What is the maximum length of a gigabit Ethernet segment using MMF (MultiMode Fiber) optic cable?
Implement VLANs (Virtual Local Area Network)
550 meters (1 -804.46 feet)
Media Access Unit - Media attachment Unit
Two or more connected computers that can share resources

28. Which one of the following is a purpose for subnetting?
To decrease network congestion Answer: D
DNS (Domain Name Service) server settings
Network Interface Card
SMB (Server Message Block)

29. On what Port is Sys Log/ Event Manager?
514
Media Access Unit - Media attachment Unit
Network Interface Card
1000BASE-CX

30. What is IPSEC? Why is it significant?
Internet Protocol Security. This is the defacto standard for VPN security.
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Access Control List
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.

31. 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
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
The amber light is flashing occasionally and the green light is lit steadily.
Disk Operating System or Denial of Service
2.4 GHz (Gigahertz).

32. TCP means...
1433
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)
Transmission Control Protocol
Application

33. Given the MAC address 00:B0:D0:5A:E1:B5 - what does 5A:E1:B5 identify?
IMAP (Mail Client)
169.254.1.1
The device ID (Identification)
Point-to-Point Tunneling Protocol

34. What is on Ports 20 and 21?
169.254.1.1
Routing Information Protocol
SMB (Server Message Block)
These are the FTP ports. Port 20 handles data and Port 21 provides control.

35. DC means...
netstat
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Institute of Electrical and Electronics Engineers
Direct Current

36. Which of the following is used to translate NetBIOS (Network Basic Input / Output System) names
Local Area Network
WINS (Windows Internet Name Service)
Network Address Translator
Network Address Translation

37. Logical Topology
80
Hypertext Markup Language
Password Authentication Protocol
A network map showing exactly how data moves through the network.

38. MAU means...
netstat
Media Access Unit - Media attachment Unit
Remote Desktop Protocol
8080

39. MAN Means...
Telnet
Implement VLANs (Virtual Local Area Network)
Point to Point Tunneling Protocol
Metropolitan Area Network

40. IPX/SPX means...
Light Emitting Diode
Authentication
2.4 GHz (Gigahertz).
Internetwork Packet Exchange/Sequenced Packet Exchange

41. What is PPTP?
Point to Point Tunneling Protocol
It is an address assigned to a NIC (Network Interface Card).
110
IMAP (Mail Client)

42. A companys disaster recovery plan requires that a hot site be maintained for fault tolerance. Which of the following would achieve this goal?
The users will not be affected by the change.
An exact duplicate of the infrastructure is mirrored offsite.
Network and Transport
72.16.16.1

43. Which two utilities can be used to find out what IP (Internet Protocol) address resolves from a domain name?
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.
netstat and ping
40 bit - 128 bit - 64 bit
135-139

44. All of the following Novell NetWare operating systems support NDS (NetWare Directory Services) natively EXCEPT...
3.1
A long length of antenna extension cable
All hosts can communicate.
Switches - bridges - and NICs (Network Interface Card)

45. Servers

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46. AC means...
Alternating Current
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
Service Set Identifier
802.2

47. ATM Means...
Fully Qualified Domain Name
Asynchronous Transfer Mode
Network Interface Card
In a locked room in an offsite location

48. IP means...
169.254.1.1
Authentication
Internet Protocol
172.192.4.256

49. On what Port is IMAP?
143
Time domain reflectometer
Intrusion Detection System
Domain Name Service OR Domain Name Server

50. A company wishes to establish a secure network connection with a sister company over the Internet. Both companies must have access to each others resources without allowing general public access. What describes the type of network that should be empl
Extranet
Post Office Protocol 3
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
111

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