JK0-016 CompTIA Network+ 2009 Edition Practice Exam Set 9

The certways.com network has a 100Base-T switch. You need to add a new host to the certways.com network. Which cable would you require?   


Options are :

  • A Category 5 UTP cable. (Correct)
  • AMultiMode Fiber-optic cable.
  • RG-58 co-axial cable.
  • A Category 3 UTP cable.

Answer : A Category 5 UTP cable.

A virtual private network (VPN) is a computer network in which some of the links between nodes are carried by open connections or virtual circuits in some larger networks, such as the Internet, as opposed to running across a single private network. Which protocol can provide the actual encryption used over VPN? 


Options are :

  • PPTP (Correct)
  • PPP
  • SSH
  • HTTPS

Answer : PPTP

IPConfig is a command-line tool that displays the current configuration of the installed IP stack on anetworked computer using TCP/IP. Which ipconfig switch can show when obtaining the lease? 


Options are :

  • /all (Correct)
  • /release
  • /renew
  • /displaydns

Answer : /all

When the first network card is unavailable, a second card in a server that activates will replace it, Which feature best describes this network performance optimization? 


Options are :

  • Fault tolerance (Correct)
  • QoS
  • Load balancing
  • High availability

Answer : Fault tolerance

Which command can generate the following output?

Active Connections

Proto Local AddressForeign AddressState

TCP COMPUTER1:1085 172.30.0.5:3389ESTABLISHED

TCP COMPUTER1:1089172.30.0.5:microsoft-dsTIME_WAIT   


Options are :

  • nslookup
  • ping
  • ipconfig
  • netstat (Correct)

Answer : netstat

Select one from the following options to translate the IP address to its Mac address? 


Options are :

  • arp (Correct)
  • nslookup
  • netstat
  • rarp

Answer : arp

Which of the following fiber-optic solutions uses the longest wavelength beams? 


Options are :

  • 10GBase-SR.
  • 1000Base-SX
  • 10GBase-LR
  • 10GBase-ER. (Correct)

Answer : 10GBase-ER.

802.11a operates at which frequency range? 


Options are :

  • 54GHz
  • 4.9GHz
  • 5GHz (Correct)
  • 2.4GHz

Answer : 5GHz

A customer intends to enlarge the range of wireless network without running wires throughout the small office. Which action takes the least administrative effort? 


Options are :

  • Install an additional router to help with congestion.
  • Install a WAP in the middle of the office. (Correct)
  • Install an 802.11n router and change all NICS to match.
  • Install a repeater at the end of the office

Answer : Install a WAP in the middle of the office.

All of the following are benefits of IPv6 (Internet Protocol version 6) EXCEPT: 


Options are :

  • packet labeling
  • improved authentication and security.
  • smaller header
  • larger subnet masks. (Correct)

Answer : larger subnet masks.

Which network component filters packets according to specifications configured for it? 


Options are :

  • Hub
  • Bridge
  • Firewall (Correct)
  • Layer 2 switch

Answer : Firewall

What command can display the relationship between a MAC address and the corresponding IP address? 


Options are :

  • ipconfig
  • tracert
  • nslookup
  • arp (Correct)

Answer : arp

Comparing with 100Base-FX, 100Base-T has which advantage? 


Options are :

  • Longer cable runs
  • Can be used in a topology
  • Faster transmission speeds
  • Uses a more flexible cable (Correct)

Answer : Uses a more flexible cable

According to the following information, can you tell me which command can generate this output? DNS request timed out. timeout was 2 seconds.*** Cant find server name for address 172.30.0.5: Timed out*** Default servers are not availableServer: UnKnownAddress: 172.30.0.5DNS request timed out, timeout was 2 seconds.*** Request to UnKnown timed-out 


Options are :

  • winipcfg
  • ipconfig
  • nslookup (Correct)
  • netstat

Answer : nslookup

It is important for network technicians to know Internet connectivity well. Which item below can help technicians to monitor the router to see whether it has failed or not? 


Options are :

  • SFTP
  • SNMP (Correct)
  • SMTP
  • SLIP

Answer : SNMP

The OC-3 line transfers data at which standard rate? 


Options are :

  • 44.74Mbps
  • 155.52Mbps (Correct)
  • 51.84Mbps
  • 622.08Mbps

Answer : 155.52Mbps

Refer to the following cable standards, which has the maximum effective range at a higher cost?   


Options are :

  • 1000Base-T
  • 1000Base-LX (Correct)
  • 1000Base-CX
  • 1000Base-SX

Answer : 1000Base-LX

A zero-day (or zero-hour) attack or threat is a computer threat that tries to exploit computer applicationvulnerabilities which are unknown to others, undisclosed to the software vendor, or for which no security fix is available. In order to prevent this attack occurring, which security mitigationtechnique can be used?   


Options are :

  • MAC filtering
  • User awareness training (Correct)
  • Update antivirus definitions
  • Effective security policies

Answer : User awareness training

After configuring a firewall to prevent all UDP traffic, which item below will fail to function?   


Options are :

  • A network printer
  • A VoIP device (Correct)
  • A server database application
  • The Internet

Answer : A VoIP device

Given that a workstation is connected to a star network. However, the workstation can't access the network resources. Which item will you examine first? 


Options are :

  • The link lights on the network card (Correct)
  • The installed network drivers
  • The link lights on the server network card
  • The link lights on the switch

Answer : The link lights on the network card

Networking hardware typically refers to equipment facilitating the use of a computer network. In order to permit a maximum of network traffic collisions, which hardware will you choose? 


Options are :

  • WAP
  • Switch
  • Hub (Correct)
  • Router

Answer : Hub

Select one from the following options to translate the Mac address to its IP address?   


Options are :

  • netstat
  • nslookup
  • rarp (Correct)
  • ping

Answer : rarp

Select a network device to divide a network and eliminate the network congestion.   


Options are :

  • Hub
  • Gateway
  • Switch (Correct)
  • Repeater

Answer : Switch

A user can log into all Internet sites properly except their bank site. The bank site page loads but does not function. Why? 


Options are :

  • they need to enable 128bit encryption on their browser (Correct)
  • NetBEUI does not work with financial institutions.
  • DNS cannot resolve the bank domain name
  • they have CHAP disabled on their computer.

Answer : they need to enable 128bit encryption on their browser

Which steps are required to install RAS (Remote Access Service) on Windows NT (New Technology)?   


Options are :

  • Start, settings, control panel, and network (Correct)
  • Start, properties, advanced, and network
  • System, services, network, and dial-in
  • Control panel, network, dial-in, and remote services

Answer : Start, settings, control panel, and network

You work as a network administrator at certways.com. certways's network is medium-sized and consists of a mixture of different platform computers. The network is split into multiple subnets located across a large geographical areA. IEEE 802.11g Wireless Access Points are found in more than half of the subnets. You receive reports that one of the subnets has experienced a lot ofdowntime. You are sent to the branch office with the network to conduct on-site troubleshooting. You soon notice that the downtime only affects wireless users and the downtime lastsapproximately an hour around midday every day. Which of the following would be an appropriate action to address this problem?   


Options are :

  • During the affected time, connect the WAP (Wireless Access Point) directly into the router
  • Upgrade all affected computers to a uniform platform running in ad-hoc mode
  • Change the WAP (Wireless Access Point) and all affected computers to operate in ad-hoc mode
  • Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point) (Correct)

Answer : Eliminate any sources of RFI (Radio Frequency Interference) around the WAP (Wireless Access Point)

In the environment of Windows, which command can generate this output? 1 * * * Request timed out. 2 * * * Request timed out. 3 * * * Request timed out.   


Options are :

  • nbtstat
  • netstat
  • ping
  • tracert (Correct)

Answer : tracert

There are four hosts in a customer's small network. Which devices below will help the customer to connect the four computers to a single cable modem?   


Options are :

  • Four port hub
  • Four port switch
  • Four port wireless router (Correct)

Answer : Four port wireless router

Which of the following are the most common fiber-optic cable connectors? 


Options are :

  • ST and MT-RJ.
  • MT-RJ and LC.
  • LC and SC.
  • SC and ST. (Correct)

Answer : SC and ST.

A Microsoft client is configured to use the NWLINK IPX / SPX (Internetwork Packet Exchange / Sequence Packet Exchange) protocol. The network has four Novell servers but the client can only see two of the servers. The client wants to change to frame type setting to see all of the servers. What setting should the client make to correct the problem and see all of the servers? 


Options are :

  • Configure the frame type for 802.3
  • Configure the frame type to auto frame type detection
  • Configure the frame type to 802.3 or 802.2 (Correct)
  • Configure the frame type for NetBIOS (Network Basic Input / Output System)

Answer : Configure the frame type to 802.3 or 802.2

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