Ensurepass

 

QUESTION 31

A newly hired technician is sent to an alternate site to complete the build out of large scale LAN. Which of the following tools should the technician have on hand to install the bulk CAT6 cable? (Select TWO).

 

A.

Loopback plug

B.

Multimeter

C.

OTDR

D.

Crimper

E.

Cable tester

F.

TDR

 

Correct Answer: DE

Explanation:

A cable tester is an electronic device used to verify the source of electric current, voltage and a switching matrix used to connect the current source and the volt meter to all of the contact points in a cable.

 

 

 

 

 

QUESTION 32

A technician has been given the task to install a wireless network in a user’s home. Which of the following should the technician consider when implementing the network? (Select TWO).

 

A.

That there is strong encryption enabled and configured on the access point.

B.

The user’s home network has a correctly completed WHOIS entry.

C.

The access point is broadcasting the SSID based upon manufacturer’s standards.

D.

There are no conflicts of channels in use by neighboring wireless networks.

E.

There are redundant internal DNS names set in the access point’s settings.

F.

That the access point’s MAC address is properly set in its configuration settings.

 

Correct Answer: AD

Explanation:

Strong encryption is required to keep the user’s internet safe and secure so as to avoid misuse of the internet connection and to ensure that channel conflicts are not there so that the signals do not compete with each other and user start to face intermittent connection.

 

 

QUESTION 33

A network administrator must ensure that both the server and the client are authenticated to the wireless system before access is granted. Which of the following should be implemented to meet this requirement?

 

A.

EAP-PEAP

B.

MAC ACL

C.

EAP-TTLS

D.

MS-CHAPv2

 

Correct Answer: C

Explanation:

Extensible Authentication Protocol, or EAP, is an authentication framework frequently used in wireless networks and Point-to-Point connections. EAP is an authentication framework providing for the transport and usage of keying material and parameters generated by EAP methods.

 

 

QUESTION 34

Which of the following technologies allows multiple staff members to connect back to a centralized office?

 

A.

Peer to Peer

B.

VPN

C.

PKI

D.

VLAN

 

Correct Answer: B

Explanation:

VPN enables a computer to send and receive data across shared or public networks as if it were directly connected to the private network, while benefiting from the functionality, security and management policies of the private network. This is done by establishing a virtual point-to-point connection through the use of dedicated connections, encryption, or a combination of the two.

 

 

 

 

QUESTION 35

Workstations are unable to access the internet after a recent power outage. Configure the appropriate devices to ensure All workstations have internet connectivity.

 

clip_image002

 

Correct Answer:

The switches are not connected properly. Connect Switch 1 to switch three on the last port and then connect the last port of the switch 3 to the first port of switch 2. In this way the switches will be connected properly. Click Enable All to enable the switches

 

 

QUESTION 36

Which of the following is an example of a CSMA/CD medium?

 

A.

WEP

B.

SONET

C.

Token ring

D.

Ethernet

 

Correct Answer: D

Explanation:

CSMA/CD is a Media Access Control method in which a carrier sensing scheme is used and also a transmitting data station that detects another signal while transmitting a frame, stops transmitting that frame, transmits a jam signal, and then waits for a random time interval before trying to resend the frame

 

 

 

 

 

 

 

 

QUESTION 37

Which of the following components of wiring distribution is referred to as the core communications closet for an organization?

 

A.

MDF

B.

Smart jack

C.

IDF

D.

Demarc extension

 

Correct Answer: A

Explanation:

MDF stands for Main Distribution Frame and is the main computer room for servers, hubs, routers, DSL’s, etc. to reside.

 

 

QUESTION 38

Users notice a problem with their network connectivity when additional lights are turned on. Which of the following would be the cause for this problem?

 

A.

DDOS

B.

Cross talk

C.

Open short

D.

EMI

 

Correct Answer: D

Explanation:

External Machine Interface (EMI), an extension to Universal Computer Protocol (UCP), is a protocol primarily used to connect to short message service centres (SMSCs) for mobile telephones.

 

 

QUESTION 39

A user reports that several spots within the company’s office have intermittent connectivity issues with the newly installed wireless network. There are several WAPs located around the office to provide a strong signal wherever the users are. Which of the following is the MOST likely cause of the problem?

 

A.

Incompatible network card

B.

Channel overlap

C.

Latency

D.

WEP encryption

 

Correct Answer: B

Explanation:

To reduce interference between wireless APs, ensure that wireless APs with overlapping signals use unique channel frequencies. The 802.11b standard reserves 14 frequency channels for use with wireless APs.

 

 

 

 

 

 

 

QUESTION 40

DRAG DROP

A customer’s email server is not sending emails. Arrange the troubleshooting steps in the order the technician should perform them:

 

clip_image004

 

Correct Answer:

clip_image006

 

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