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Test your basic knowledge |
Comptia Network +
Start Test
Study First
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. At which layer of the OSI (Open Systems Interconnect) model does UDP (User Datagram Protocol) reside?
Internetwork Packet Exchange/Sequenced Packet Exchange
Token passing
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).
Transport
2. DOS means...
Global System for Mobile Communications
Disk Operating System or Denial of Service
Secure Shell
Public Key Infrastructure
3. Which OSI (Open Systems Interconnect) layer provides interfaces to the user that enable programs to use network services?
Internet Control Message Protocol
Physical
Application
Network Time Protocol
4. A rogue residential gateway has been installed in a network. It is running DHCP (Dynamic Host Configuration Protocol). If the computers have static IP (Internet Protocol) addresses assigned - what problems might exist on the network?
48 bits.
There will be no Internet access.
Password Authentication Protocol
Service Set Identifier
5. POP Means...
RDP/ Terminal Services
Bus - Star - Ring - Mesh - Point-to-point - Point-to-multipoint - Hybrid
Post Office Protocol
Port 161 is SNMP and Port 162 is the SNMP Manager
6. What is NAT?
Bridge
Network Address Translator
Authentication
SSH
7. List the benefits of a star topology
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8. IEEE means...
172.192.4.256
Institute of Electrical and Electronics Engineers
Firewall
Provides remote users with access to the network through modems and an IP connection
9. What is IP?
Gateway
Extensible Authentication Protocol. It is used in 3rd party authentication providers/ multi-factor authentication.
Internet Protocol
Switches - bridges - and NICs (Network Interface Card)
10. What is TCP?
TFTP (Trivial File Transfer Protocol)
Transmission Control Protocol
802.11b
netstat
11. BRI Means...
Firewall
Proxy Server
1433
Basic Rate Interface
12. 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)?
Media Access Unit - Media attachment Unit
169.254.1.1
Easy to install - Inexpensive - Less actual cable required
Router
13. What is UDP? What are some of its attributes?
User Datagram Protocol. This protocol is connectionless and routable.
Port 20 must also be unblocked.
MultiProtocol Label Switching
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)
14. What is on Port 110?
POP3
Bus
Switches - bridges - and NICs (Network Interface Card)
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
15. A client workstation can authenticate user names and passwords to which type of server?
Hypertext transfer protocol over secure sockets layer.
PDC (Primary Domain Controller)
Run more than one central processing unit (CPU) and whose resources are available to other users on the network to access when needed. Something this powerful is typically referred to only as a server today. Don't confuse workstations with client mac
Internet Control Message Protocol
16. 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)
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
Routing Information Protocol
Gateway
17. What is on Port 389?
LDAP - Active Directory (Windows) - e-Directory (Novell) - Open Directory (Apple)
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.
Application
2.4 GHz (Gigahertz).
18. Describe a bus topology
802.11a.
Increase the TTL (Time to Live) on the DNS (Domain Name Service) servers
Consists of two distinct and terminated ends with each computer connected to one unbroken cable running its entire length. All of the computers can see all of the data flowing through but the only one computer the data is addressed to will actually g
Media Access Unit - Media attachment Unit
19. 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?
gateway.
Address Resolution Protocol. Has no error control.
MAC (Media Access Control) address
Fully Qualified Domain Name
20. What is BGMP?
Provides remote users with access to the network through modems and an IP connection
Border Gateway Multicast Protocol - A routing protocol for router to router activity.
TFTP (Trivial File Transfer Protocol)
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.
21. An employee needs to access the internal secure company web site from a hotel. The employee will need which of the following connections?
Authentication
Any network device with an IP address
Internet connection
The 'memo maker' that sends and receives paperless faxes over the network
22. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) copper cable standard?
PPP (Point-to-Point Protocol)
1000BASE-CX
Direct Current
Lightweight Extensible Authentication Protocol. This is a Cisco proprietary solution.
23. EMI means...
Telnet
Service Set Identifier
Electromagnetic Interference
All hosts can communicate.
24. MPLS
The device ID (Identification)
Connect Workstation 6 and Workstation 2 using a barrel connector
T1 (T-Carrier Level 1).
MultiProtocol Label Switching
25. Which one of the following devices connects a network segment to a public telephone network?
111
CSU / DSU (Channel Service Unit / Data Service Unit)
10 GBASE-LR
Multipurpose Internet Mail Extension
26. BNC Means...
Network Address Translation
All hosts can communicate.
389
Bayonet-Neill-Concelman or British Naval Connector
27. RDP means...
SSH
Lightweight Directory Access Protocol
Remote Desktop Protocol
Internet connection
28. NetBEUI Means...
Networked Basic Input/Output System Extended User Interface
WINS (Windows Internet Name Service)
Primary Rate Interface
802.11i
29. What is on Port 143?
The Internet router is blocking port 25.
Networked Basic Input/Output System
IMAP (Mail Client)
netstat
30. Which one of the following will interfere with an IEEE (Institute of Electrical and Electronics Engineers) 802.11b access point?
Bluetooth enabled cell phones
Wireless Protected Access
Network News Transfer 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.)
31. Logical Topology
23
Internet Protocol Security. This is the defacto standard for VPN security.
A network map showing exactly how data moves through the network.
Easy to install - Inexpensive - Less actual cable required
32. Servers
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33. TCP means...
Central Processing unit
To decrease network congestion Answer: D
Transmission Control Protocol
New Technology File System
34. Around noon - 802.11b wireless users near the break room have intermittent - random connections. What is the problem?
802.11i
Media Access Control
Enable infrastructure mode and obtain the IP (Internet Protocol) address automatically on all clients
An old microwave oven is being used in the break room which causes interference with the access point.
35. SSH Means...
Uniform Resource Locator
Secure Shell
Gateway
802.11i
36. When one connection to a host fails in a full mesh network - it means...
Internet Information Services
All hosts can communicate.
1000BASE-CX
Basic Rate Interface
37. 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.
Intrusion Detection System
Internet connection
TFTP (Trivial File Transfer Protocol)
38. A network administrator is troubleshooting connectivity from a client machine. An error message that reads 'Page Cannot be Displayed' is shown in the browser whenever a FQDN (Fully Qualified Domain Name) is typed in the address bar. However - if the
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.
53
Network Access Control
Point-to-Point Protocol
39. 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?
Open Source Path First - this is a routing protocol
110
IMAP (Mail Client)
The Internet router is blocking port 25.
40. Which protocol could be used by a VPN (Virtual Private Network)?
PPTP (Point-to-Point Tunneling Protocol)
23
Put a router between the two network segments
User Datagram Protocol
41. What is ARP? What are some of its attributes?
Manages network applications
Address Resolution Protocol. Has no error control.
Internetwork Packet Exchange/Sequenced Packet Exchange
Open Source Path First - this is a routing protocol
42. On what Port is LDAP?
Consists of two distinct and terminated ends with each computer connected to one unbroken cable running its entire length. All of the computers can see all of the data flowing through but the only one computer the data is addressed to will actually g
Fully Qualified Domain Name
The file has been opened by another user and is open for read only.
389
43. Network
Two or more connected computers that can share resources
SMTP Server
Public Switched Telephone Network
Secure Sockets Layer
44. Which of the following connectors will be required for a RAS (Remote Access Service) server accepting four incoming dial-up connections to connect to the PSTN (Public Switched Telephone Network)?
Transport
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
larger subnet masks.
RJ-11 (Registered Jack)
45. MIME means...
MT-RJ (Mechanical Transfer-Registered Jack)
Secure Shell
Multipurpose Internet Mail Extension
Forward the packets to all ports except the one that originated the request
46. Which one of the following options is required for a client workstation to connect to a network resource?
Central Processing unit
Point to Point Protocol
Simple Network Management Protocol
Client - protocol - and adapter
47. 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?
New stations can be added easily and quickly - Scalable - Easier to troubleshoot - A single cable failure doesn't disable entire network
100 Mbps (Megabits per second)
Sundays full backup as well as Mondays - Tuesdays - and Wednesdays tapes
802.2
48. Fax Server
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49. UDP Means...
cold site.
The capability of a computer or a network system to respond to a condition automatically - often resolving it - reducing the impact on the system.
User Datagram Protocol
Internet connection
50. Which one of the following is an IEEE (Institute of Electrical and Electronics Engineers) fiber optic standard?
Application
10 GBASE-LR
Not scalable - Expensive - Difficult to reconfigure - move - or change - Not fault tolerant
80