Exam 11-20

Question 1

Witch of the following policies would Joe, a user have to agree to when he brings in his personal tablet to connect to the
company’s Guest wireless Internet?

A. NDA
B. IRP
C. BYOD
D. SLA

Answer 1

C. BYOD

Question 2

A penetration tester has been tasked with reconnaissance to determine which ports are open on the network.
Which of the following tasks should be done FIRST? (Choose two.)

A. Network scan
B. Banner grab
C. TracertD. DHCP server check
D. Brute-force attack

Answer 2

A. Network scan

C. TracertD. DHCP server check

Question 3

A network technician is considering opening ports on the firewall for an upcoming VoIP PBX implementation.
Which of the following protocols is the technician MOST likely to consider? (Choose three.)

A. SIP 
B. NTP 
C. H.323 
D. SMB 
E. ICMP 
F. RTP 
G. IPSec 
H. RDP

Answer 3

A. SIP
C. H.323
F. RTP

Question 4

A network technician is able to connect the switches between two offices, but the offices cannot communication with
each other, as each office uses a different IP addressing scheme. Which of the following devices needs to be installed
between the switches to allow communication?

A. Bridge
B. Access point
C. Router
D. Range Extender

Answer 4

C. Router

Question 5

A user checks an IP address using an external website. The address is different than the one the user sees when opening a
command prompt and typing in ipconfig/all. The user does not understand why the two tools show different IP addresses.
This is BEST explained by the interworking of:

A. network devices
B. packet flow
C. public/private networks
D. traffic-routing protocols

Answer 5

C. public/private networks

Question 6

A network technician is configuring a wireless network at a branch office. Users at this office work with large files and
must be able to access their files on the server quickly. Which of the following 802.11 standards provides the MOST
bandwidth?

A. a
B. ac
C. g
D. n

Answer 6

B. ac

Question 7

A company has contracted with an outside vendor to perform a service that will provide hardware, software, and
procedures in case of a catastrophic failure of the primary datacenter. The Chief Information Officer (CIO) is concerned because this contract does not include a long-term strategy for extended outages. Which of the following should the CIO
complete?

A. Disaster recovery plan
B. Business continuity plan
C. Service level agreement
D. First responder training

Answer 7

B. Business continuity plan

Question 8

A technician is setting up a branch office on a point-to-point connection. Which of the following IP network blocks is the
MOST efficient use of IP address space for the router connections between the two sites?

A. /24
B. /25
C. /30
D. /32

Answer 8

C. /30

Question 9

A systems administrator has recently purchased and installed a large electronic signage screen for the company’s parking
garage. The screen’s management software was installed on a server with a public IP address to allow remote
management. The systems administrator is now troubleshooting an issue with the screen displaying unknown, random,
and inappropriate messages. Which of the following is MOST effective in resolving this issue?

A. Changing the management software’s default credentials
B. Disabling unnecessary services from the server and management software
C. Changing the management software’s default port
D. Replacing the management software’s self-signed certificate with a valid certificate

Answer 9

A. Changing the management software’s default credentials

Question 10

After a server outage, a technician discovers that a physically damaged fiber cable appears to be the problem.
After replacing the cable, the server will still not connect to the network. Upon inspecting the cable at the server end, the
technician discovers light can be seen through one of the two fiber strands. Which of the following should the technician
do FIRST to reconnect the server to the network?

A. Reverse the fiber strands of the cable and reconnect them to the server
B. Use a TDR to test both strands of a new replacement cable prior to connecting it to the server
C. Replace the server’s single-mode fiber cable with multimode fiber
D. Move the fiber cable to different port on the switch where both strands function

Answer 10

A. Reverse the fiber strands of the cable and reconnect them to the server