Exam 151-160

Question 1

A technician is setting up a direct connection between two older PCs so they can communicate but not be on the
corporate network. The technician does not have access to a spare switch but does have spare Cat 6 cables, RJ-45 plugs,
and a crimping tool. The technician cuts off one end of the cable. Which of the following should the technician do to
make a crossover cable before crimping the new plug?

A. Reverse the wires leading to pins 1 and 2
B. Reverse the wires leading to pins 1 and 3
C. Reverse the wires leading to pins 2 and 3
D. Reverse the wires leading to pins 2 and 4

Answer 1

D. Reverse the wires leading to pins 2 and 4

Question 2

Zach, a technician, is installing an 802.11n network. Which of the following should he disable to stop broadcasting the
network name?

A. Channel
B. WEP
C. SSID
D. WPA

Answer 2

C. SSID

Question 3

A workstation on the network is configured as follows. A user reports that they are unable to print to a device located on
a different subnet. Which of the following is the MOST likely problem?
IP address: 172.16.204.12
Subnet Mask: 255.255.0.0
Default Gateway: 172.15.204.254
DNS address: 172.16.204.1
Broadcast address: 172.16.255.255

A. DNS address 
B. Subnet mask 
C. Default gateway 
D. Broadcast address 
E. IP address

Answer 3

C. Default gateway

Question 4

A small office home office (SOHO) customer is going to be replacing their switch. The customer also wants to add a
WAP in a dropped ceiling; however, there are no power outlets above the drop ceiling, but there is a CAT5e network
jack. Which of the following technologies should the new switch have to allow this WAP to be placed where the
customer requests, without any other major changes to the environment?

A. PoE
B. Layer 3 switching
C. STP
D. VLAN

Answer 4

A. PoE

Question 5

Which of the following describes a DNS server?

A. Translates an IP address to a name
B. Caches commonly viewed web pages
C. Assigns IP addresses to network devices
D. Provides port security for a network

Answer 5

A. Translates an IP address to a name

Question 6

Which of the following ports does DHCP use? (Select TWO).

A. 22 
B. 23 
C. 67 
D. 68 
E. 69

Answer 6

C. 67

D. 68

Question 7

Which of the following uses types and codes rather than ports?

A. EIGRP
B. ICMP
C. UDP
D. IPv6

Answer 7

B. ICMP

Question 8

Which of the following BEST describes how a layer 2 switch functions?

A. Switches packets within the same subnet based on MAC addresses
B. Switches packets between different subnets based on IP addresses
C. Switches packets between different subnets based on MAC addresses
D. Switches packets between different subnets based on MAC addresses

Answer 8

A. Switches packets within the same subnet based on MAC addresses

Question 9

A technician discovers that a malware infection has damaged part of the Windows TCP/IP stack. Which of the following
commands can help repair the damage?

A. netsh lan
B. netsh interface
C. netsh wlan
D. netsh winsock

Answer 9

D. netsh winsock

Question 10

A user is unable to open up websites on the Internet from a browser. The administrator determines that the workstation
can ping its local gateway, but not the remote web server. At which of the following layers of the OSI model does the
problem MOST likely exist?

A. Data link
B. Network
C. Session
D. Physical

Answer 10

B. Network