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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 on Ports 20 and 21?
22
These are the FTP ports. Port 20 handles data and Port 21 provides control.
25
802.11a.

2. A user is trying to access a FTP (File Transfer Protocol) server but discovers that FTP (File Transfer Protocol) is being blocked by a firewall. After unblocking port 21 on the firewall - FTP (File Transfer Protocol) still does not work. What is the
Port 20 must also be unblocked.
Public Switched Telephone Network
This IP (Internet Protocol) address cannot be pinged remotely.
Hypertext transfer protocol over secure sockets layer.

3. IDS means...
Select the most probable cause
Internet Protocol Security
Intrusion Detection System
Alternating Current

4. On what Port is FTP?
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
20 & 21
Check the connection from the WAP (Wireless Access Point) to the network
traceroute

5. GPS means...
A network map showing exactly how data moves through the network.
DNS
Global Positioning System
Multiple Link Interface

6. 802.11 security is defined in...
Wireless Protected Access
802.11i
RJ-11 (Registered Jack)
Direct Current

7. DSL means...
SSL (Secure Sockets Layer)
Metropolitan Area Network
Digital Subscriber Line
passing a username and password in plaintext.

8. 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?
Internet mail access protocol
22
SMTP Server
802.2

9. Disk mirroring is also known as RAID ___...
TFTP (Trivial File Transfer Protocol)
Network Access Control
1
802.11a.

10. The Spanning-Tree Protocol allows for redundancy of what networking device?
Bridge
192.168.96.254
Internet mail access protocol
23

11. 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?
The Internet router is blocking port 25.
NFS (Network File System)
WINS (Windows Internet Name Service)
802.2

12. A workstation with a static IP (Internet Protocol) address can print and authenticate to a server - but cannot browse to www.comptia.org. What is the FIRST item to troubleshoot?
VPN (Virtual Private Network)
raphical User Interface
SMB (Server Message Block)
DNS (Domain Name Service) server settings

13. At which layer of the OSI (Open Systems Interconnect) model does UDP (User Datagram Protocol) reside?
Transport
23
File Transfer Protocol
ICMP (Internet Control Message Protocol)

14. ICMP means...
Public Key Infrastructure
10 GBASE-LR
Internet Control Message Protocol
Problematic workstations have cached the old IP (Internet Protocol) address of the server.

15. What is on Port 25?
Internet Protocol
SMTP Server
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
This IP (Internet Protocol) address cannot be pinged remotely.

16. On what Port is Sys Log/ Event Manager?
514
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.
22
TFTP (Trivial File Transfer Protocol)

17. A facility designed to receive computer equipment during a disaster recovery is known as a...
User Datagram Protocol
172.192.4.256
Multipurpose Internet Mail Extension
cold site.

18. 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
An eight-position connector which uses UTP (Unshielded Twisted Pair).
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.
PPP (Point-to-Point Protocol)
PPTP (Point-to-Point Tunneling Protocol)

19. 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
192.168.96.254
Internet Protocol
Client-server networks are the opposite of peer-to-peer networks. A single server uses a network operating system for managing the entire 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)

20. TDR means...
Time domain reflectometer
netstat and ping
20 & 21
SSH

21. Which protocol could be used by a VPN (Virtual Private Network)?
They are connected to a switch when trying to capture packets.
Proxy Server
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.
PPTP (Point-to-Point Tunneling Protocol)

22. Which protocol does a diskless workstation use to obtain a network address?
BootP (Boot Protocol)
ping
PPP (Point-to-Point Protocol)
Put a router between the two network segments

23. IPX/SPX means...
Internetwork Packet Exchange/Sequenced Packet Exchange
Point-to-Point Protocol
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.
Wireless Access Point

24. What is IP?
Alternating Current
Public Key Infrastructure
Internet Protocol
Port Address Translator

25. BRI Means...
Basic Rate Interface
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
MultiProtocol Label Switching
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.

26. NIC means...
3389
encapsulating the data payload.
Network Address Translation
Network Interface Card

27. What is on Port 143?
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.
1000BASE-CX
IMAP (Mail Client)
100 Mbps (Megabits per second)

28. Which layer of the OSI (Open Systems Interconnect) model handles formatting and code conversion?
Internet Protocol
110
143
Presentation

29. Describe a ring topology

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30. If a destination address is not in a bridges forwarding table - what will the bridge do?
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
All hosts can communicate.
SSL (Secure Sockets Layer)
Forward the packets to all ports except the one that originated the request

31. List the drawbacks of a star topology
File Transfer Protocol
110
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
Initial installation cost may be higher - One central single point of failure (the hub or other device)

32. The IPSec (Internet Protocol Security) protocol suite can secure network transmissions by...
Point to Point Protocol
802.2
encapsulating the data payload.
3389

33. What is the mechanism a DHCP (Dynamic Host Configuration Protocol) server uses to track which IP (Internet Protocol) address is assigned to a particular computer?
Central Processing unit
MAC (Media Access Control) address
CSU / DSU (Channel Service Unit / Data Service Unit)
New Technology File System

34. 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?
traceroute
Two or more connected computers that can share resources
HTTP
Port 20 must also be unblocked.

35. On what Port is SQL Server?
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Stores and dispenses files
HTTP
1433

36. What enables a UNIX computer to access exported file systems from other UNIX computers?
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
NFS (Network File System)
Transmission Control Protocol
Hybrid hub

37. A valid MAC (Media Access Control) address is how many bytes long?
The file has been opened by another user and is open for read only.
23
Presentation
6

38. Which one of the following devices connects a network segment to a public telephone network?
A. 18 -000 feet (5 -486.4 meters)
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
Easy to install - Inexpensive - Less actual cable required
CSU / DSU (Channel Service Unit / Data Service Unit)

39. List the benefits of a star topology

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40. Name the seven most common physical topologies
110
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
User Datagram Protocol
In the LAN (Local Area Network)

41. Wi-Fi Means...
Trivial File Transfer Protocol
Global System for Mobile Communications
Intrusion Detection System
Wireless Fidelity

42. What is EAP? What is it used for?
All workstations except Workstation 3 can communicate to each other.
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
Server Message Block OR Small-to-Midsize Business
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages

43. When one connection to a host fails in a full mesh network - it means...
Periodically (randomly) blinking
All hosts can communicate.
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
A long length of antenna extension cable

44. A star network that uses several cable types must use which hub type in order to accommodate all client machines?
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
Hybrid hub
Stores and dispenses files
rlogin

45. WLAN Means...
Wireless LAN
Public Switched Telephone Network
Alternating Current
An eight-position connector which uses UTP (Unshielded Twisted Pair).

46. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has the shortest maximum distance?
Basic Input/Output System
1000BASE-CX
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Asynchronous Transfer Mode

47. A user complains that they are unable to connect to a remote server using either FTP (File Transfer Protocol) or Telnet - although the user was able to connect yesterday. Which of the following commands is used to troubleshoot the problem?
ping
SMTP Server
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
netstat

48. CPU means...
Light Emitting Diode
Central Processing unit
Data Link
Wired Equivalent Privacy

49. Examples of valid WEP (Wired Equivalent Privacy) key lengths
40 bit - 128 bit - 64 bit
100BASE-FX Answer: D
69
The 'memo maker' that sends and receives paperless faxes over the network

50. On what Port is NetBios?
Check the connection from the WAP (Wireless Access Point) to the network
Point-to-Point Protocol
135-139
Domain Name Service OR Domain Name Server