Test Prep 19

Question 1

Which of the following pairs of IP addresses correspond to the network and broadcast addresses of a classful IP address of 140.55.14.71?

A.
140.55.0.0 140.56.255.255
B.
140.54.0.0 140.55.255.255
C.
140.55.0.0 140.55.255.255
D.
140.55.14.0 140.55.15.255

Answer 1

C.

140.55.0.0 140.55.255.255

Question 2

In the pre-shared key authentication process, during which step does the access point responds to the client with the challenge text?
Answers
A.
Third step
B.
First step
C.
Second step
D.
Fourth Step

Answer 2

C.

Second step

Question 3

When you create a forward lookup zone, which two records are automatically created? [Choose two that apply.]
Answers

    A.
    SOA
    B.
    AAAA
    C.
    A
    D.
    NS

Answer 3

A.
SOA

D.
NS

Question 4

You want to configure switches with VLANs to mitigate from switch spoofing. You want to ensure that you can use all possible methods to prevent this attack. What should you do? [Choose all that apply.]
A.
Use encrypted VLANs
B.
Avoid keeping an access port in dynamic desirable, dynamic auto, or trunk mode
C.
Hardcode all the access ports as access port and disable DTP everywhere
D.
Disable unused physical ports on a switch
E.
Hardcode all the trunk ports as trunk port and never enable DTP on trunk ports
F.
Disable unused TCP ports on a switch

Answer 4

B.
Avoid keeping an access port in dynamic desirable, dynamic auto, or trunk mode
C.
Hardcode all the access ports as access port and disable DTP everywhere
D.
Disable unused physical ports on a switch
E.
Hardcode all the trunk ports as trunk port and never enable DTP on trunk ports

Question 5

You have configured a wireless access point to accept only WPA2 encryption and authentication protocols. You attempt to connect an older device using WPA. What will occur?
Answers
A.
Auto-negotiate will occur between two protocols.
B.
A security type mismatch will occur.
C.
Frequency control mismatch will occur.
D.
A connection will be successful as WPA2 is backward compatible.

Answer 5

B.

A security type mismatch will occur.

Question 6

network administrator is designing a Wi-Fi network that requires high user density, high bandwidth usage, and a relatively small coverage area. The network will be in a densely populated area. Which of the following standards would be best to use? [Choose two that apply.]
Answers

    A.
    802.11g at 5GHz
    B.
    802.11ac
    C.
    802.11n at 2.4GHz
    D.
    802.11n at 5GHz
    E.
    802.11a/b at both 2.4GHz and 5GHz

Answer 6

B.
802.11ac

D.
802.11n at 5GHz

Question 7

Which of the following statements are true about network switches?

Uses the IP address to forward frames
Maintain a MAC address table that maps MAC addresses to switch ports
When a destination MAC address is not in the MAC table, the switch acts as a hub and broadcasts the frame out of all its ports except the port on which the frame was received

Answers
A.
Statements 1 and 3
B.
Statements 1, 2 and 3
C.
Statements 2 and 3
D.
Statements 1 and 2

Answer 7

C.

Statements 2 and 3

Question 8

hich of the following attacks can be classified as Man-in-the-middle attack? [Choose three that apply.]
Answers

    A.
    E-mail Hijacking
    B.
    Wi-Fi Eavesdropping
    C.
    SQL Injection
    D.
    Session Hijacking
    E.
    Address masquerading

Answer 8

A.
    E-mail Hijacking
    B.
    Wi-Fi Eavesdropping
       D.
    Session Hijacking

Question 9

efer to the following statements concerning the 66-block punch down block distribution system:

Can be used to terminate Cat 3 voice cabling
Can be used to terminate Cat 5 data cable for use with FastEthernet applications

Which of the above statements is true?
Answers
A.
Both statements 1 and 2
B.
Statement 1 only
C.
Statement 2 only
D.
Neither statement is true

Answer 9

B.

Statement 1 only

Question 10

Which of the following is a characteristic of DSL?
Answers
A.
Uses a single pair of voice grade wires
B.
Leverages existing CATV network
C.
Provides Internet connectivity over a T3 circuit
D.
Uses two pairs of voice grade wires

Answer 10

A.

Uses a single pair of voice grade wires

Question 11

You are looking over the table of contents for a Standard Operating Procedure (SOP) document for your enterprise network. Which of the following sections would you expect to see in this document? [Choose two that apply.]
Answers

    A.
    Inventory of network equipment
    B.
    Vendor contacts
    C.
    Verification procedures of normal operation
    D.
    Maintenance assessment checklist

Answer 11

C.
Verification procedures of normal operation
D.
Maintenance assessment checklist

Question 12

You are configuring a new wireless network. You want to ensure that the protocol that you use provides CCMP and AES encryption support. Which of the following protocol should you use?
Answers
A.
WPA2
B.
WEP
C.
WPA
D.
EAP-FAST

Answer 12

A.

WPA2

Question 13

You are installing a set of analog telephony equipment in an office. Some equipment requires telephony cables to operate with two wires and others with four. Which of the following connectors should you use for each case?
Answers
A.
RJ-11 for two wires and RJ-45 for four
B.
RJ-11 for two wires and RJ-22 for four
C.
RJ-11 for two wires and DB-6 for four
D.
RJ-11 for both since it can terminate up to six wires
Assistance

Answer 13

D.

RJ-11 for both since it can terminate up to six wires

Question 14

Which of the following characteristic of wireless networks will limit the coverage that a single access point can provide?
Answers
A.
Overcapacity of users
B.
Frequency type mismatch
C.
Channel overlap
D.
Jitter
E.
Distance limitations

Answer 14

E.

Distance limitations