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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. CPU means...
Central Processing unit
private IP (Internet Protocol) addresses must be obtained dynamically from the ISP (Internet Service Provider).
Networked Basic Input/Output System
192.168.96.254

2. On what Port is FTP?
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
20 & 21
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.
Manages network applications

3. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Internet Service Provider
10 GBASE-LR
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
22

4. A workstation presents an error message to a user. The message states that 'Duplicate IP (Internet Protocol) has been detected on the network.' After establishing what has changed in the network - what should be the NEXT step using the standard troub
Proxy
ping
Select the most probable cause
netstat and ping

5. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Point to Point Tunneling Protocol
Internet Protocol Security. This is the defacto standard for VPN security.
Wireless LAN
10 GBASE-LR

6. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
PPP (Point-to-Point Protocol)
Global Positioning System
Network Address Translation
An old microwave oven is being used in the break room which causes interference with the access point.

7. Which protocol is used for error reporting in concert with the IP protocol?
ICMP (Internet Control Message Protocol)
ifconfig
Application
To decrease network congestion Answer: D

8. What is on Port 143?
IMAP (Mail Client)
Public Switched Telephone Network
Quality of Service
100 Mbps (Megabits per second)

9. What is on Port 389?
80
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
3.1

10. What is on Port 3389?
RDP/ Terminal Services
Reverse Address Resolution Protocol.
The users will not be affected by the change.
They are connected to a switch when trying to capture packets.

11. What is RARP?
User Datagram Protocol
Reverse Address Resolution Protocol.
Manages web-based activities by running Hypertext Transfer Protocol (HTTP) for storing web content and accessing web pages
NFS (Network File System)

12. IIS Means...
Internet Information Services
Manages network applications
MAC (Media Access Control) address
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients

13. What is L2TP? What is significant about this protocol?
Periodically (randomly) blinking
Layer 2 Tunneling Protocol. This is a Cisco proprietary solution.
Networked Basic Input/Output System Extended User Interface
CSU / DSU (Channel Service Unit / Data Service Unit)

14. Why did we develop networking?
bytes 1-3
72.16.16.1
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.
As a way to share resources and information

15. What is on Port 22?
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.
PPP (Point-to-Point Protocol)
SSH
53

16. PSTN Means...
Public Switched Telephone Network
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
143
Transmission Control Protocol

17. Which one of the following provides a fault-tolerant storage system containing five disks and a single controller that will function if a single disk fails?
100 Mbps (Megabits per second)
Proxy Server
Bayonet-Neill-Concelman or British Naval Connector
A striped set array with parity

18. What is on Ports 135-139?
Bayonet-Neill-Concelman or British Naval Connector
Bluetooth enabled cell phones
NetBios
Border Gateway Multicast Protocol - A routing protocol for router to router activity.

19. Given the following output - which utility was used? Default Server: bigserver.datacenter.com Address: 4.12.18.1
389
In a locked room in an offsite location
nslookup
User Datagram Protocol

20. Wi-Fi Means...
New Technology File System
Internetwork packet exchange
Wireless Fidelity
CSU / DSU (Channel Service Unit / Data Service Unit)

21. 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)
Network Interface Card
1000BASE-LX and10 GBASE-LR
PPP (Point-to-Point Protocol)

22. When one connection to a host fails in a full mesh network - it means...
cold site.
All hosts can communicate.
The file has been opened by another user and is open for read only.
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.

23. 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.
Extranet
2.4 GHz (Gigahertz).
Post Office Protocol 3

24. ACL means...
Uniform Resource Locator
D. Switch and bridge
SSL (Secure Sockets Layer)
Access Control List

25. 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
The computer is set for DHCP (Dynamic Host Configuration Protocol) - but no DHCP (Dynamic Host Configuration Protocol) server is available for the network.
72.16.16.1
MT-RJ (Mechanical Transfer-Registered Jack)
There are too many collisions occurring in traffic. Disconnect each network card individually to find and replace the one that is broadcasting.

26. On what Port is the SMTP Server?
25
File Transfer Protocol
passing a username and password in plaintext.
Firewall

27. Which physical topology is used by a 10BASE2 network?
gateway.
Bus
Integrated Services digital 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.

28. Which layer of the OSI (Open Systems Interconnect) model handles formatting and code conversion?
In a locked room in an offsite location
Media Access Control
Any device on the network that can ask for access to resources
Presentation

29. On what Port is NetBios?
SSL (Secure Sockets Layer)
135-139
Internetwork packet exchange
Bluetooth enabled cell phones

30. What is on Ports 20 and 21?
Dynamic Host Configuration Protocol
the NIC (Network Interface Card) is bad.
These are the FTP ports. Port 20 handles data and Port 21 provides control.
Initial installation cost may be higher - One central single point of failure (the hub or other device)

31. Which fiber connector looks similar to an RJ-45 (Registered Jack) connector and connects two strands of fiber?
Network Time Protocol
SSL (Secure Sockets Layer)
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).
MT-RJ (Mechanical Transfer-Registered Jack)

32. A new intranet web server has been installed for a company. The clients access the intranet server by its DNS (Domain Name Service) name. To automatically change the clients to connect to the new server - an administrator modifies the DNS (Domain Nam
Transport
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Global System for Mobile Communications
Port 20 must also be unblocked.

33. Which one of the following communication protocols does a UNIX system primarily rely on?
Networked Basic Input/Output System Extended User Interface
Client - protocol - and adapter
TCP / IP (Transmission Control Protocol / Internet Protocol)
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.

34. GPS means...
Network Access Control
Global Positioning System
Local Area Network
2.4 GHz (Gigahertz).

35. A network administrator is troubleshooting a wireless LAN (Local Area Network) that is experiencing trouble with interference. A scan of the wireless network reports that there are two WAPs (Wireless Access Point) from different companies within rang
the NIC (Network Interface Card) is bad.
encapsulating the data payload.
Change the LANs (Local Area Network) WAP (Wireless Access Point) channel to a different channel than the other two WAPs (Wireless Access Point)
Media Access Control

36. Fault Tolerance
The Internet router is blocking port 25.
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
WEP (Wired Equivalent Privacy)
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.

37. What is on Port 1433?
Authentication
SQL Server
Secure Sockets Layer
Proxy

38. A technician is troubleshooting a problem on a network using a utility to capture the packets. When the technician reviews the captured data they have only captured broadcast packets and packets from their own computer. What is the reason for this?
It is an address assigned to a NIC (Network Interface Card).
Problematic workstations have cached the old IP (Internet Protocol) address of the server.
Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) Answer: D
They are connected to a switch when trying to capture packets.

39. DC means...
389
Direct Current
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
1000BASE-CX

40. SSL Means...
User Datagram Protocol. This protocol is connectionless and routable.
Fully Qualified Domain Name
Any device on the network that can ask for access to resources
Secure Sockets Layer

41. Which one of the following IEEE (Institute of Electrical and Electronics Engineers) standards has the shortest maximum distance?
Bus
1000BASE-CX
Authentication
Transmission Control Protocol

42. All of the following options transmit data over a modem EXCEPT...
Internet Protocol Security. This is the defacto standard for VPN security.
It is an address assigned to a NIC (Network Interface Card).
CSU / DSU (Channel Service Unit / Data Service Unit)
T1 (T-Carrier Level 1).

43. A star network that uses several cable types must use which hub type in order to accommodate all client machines?
The file has been opened by another user and is open for read only.
VPN (Virtual Private Network)
Presentation
Hybrid hub

44. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
The Internet router is blocking port 25.
Bluetooth enabled cell phones
All workstations except Workstation 3 can communicate to each other.
Routing Internet Protocol

45. URL Means...
the NIC (Network Interface Card) is bad.
Uniform Resource Locator
Put a router between the two network segments
Internetwork packet exchange

46. On what Port is DNS?
rlogin
Primary Rate Interface
53
1000BASE-CX

47. HTTP Means...
Hypertext transfer protocol
encapsulating the data payload.
Intrusion Detection System
80

48. What is ARP? What are some of its attributes?
53
Address Resolution Protocol. Has no error control.
Internet Control Message Protocol
110

49. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) copper cable standard?
Internet connection
Network News Transfer Protocol
1000BASE-CX
Multipurpose Internet Mail Extension

50. Which of the following options allows for secure communication over the Internet?
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
Token passing
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