Exam 331-340

Question 1

Which of the following could be used to estimate RTT across a router?

A. Dig
B. Traceroute
C. Arp
D. Uptime

Answer 1

B. Traceroute

Question 2

An organization wants to perform maintenance on any of its web servers without affecting the service availability during
a scheduled change window. Which of the following network devices would be required to provide this functionality?

A. Router
B. Forward proxy
C. Load balancer
D. Firewall

Answer 2

C. Load balancer

Question 3

Which of the following tools can the technician use to analyze TCP/IP packets when trying to determine a connection 
problem within a subnet? 
A. Wire mapper 
B. Protocol analyzer 
C. Cable tester 
D. SYSLOG server

Answer 3

B. Protocol analyzer

Question 4

Keeping an authoritative and timely record of network devices and their settings is a key activity of which of the
following?

A. Project management
B. Quality of service
C. Configuration management
D. Bandwidth shaping

Answer 4

C. Configuration management

Question 5

Kim, a user, cannot access the network using wireless.
Which of the following is MOST likely the cause?

A. TXRX is reversed
B. Faulty crossover cable
C. Incorrect WEP key
D. A short in the cable pairs

Answer 5

C. Incorrect WEP key

Question 6

Which of the following utilities would a technician use to determine the location of lost packets on a routed network?

A. ping
B. nslookup
C. route
D. tracert

Answer 6

D. tracert

Question 7

A national cable company providing TV, telephone, and Internet service to home users over its IP network, has been
tracking a large increase of network bandwidth due to P2P file sharing. Which of the following should the company
deploy to ensure excellent TV and telephone service?

A. QoS
B. Load balancing
C. High availability
D. Fiber optics

Answer 7

A. QoS

Question 8

Which of the following communication modes has the LOWEST overhead necessary to support streaming protocols
such as RTP?

A. Connectionless
B. Stateful
C. Full Duplex
D. Quality of Service

Answer 8

A. Connectionless

Question 9

A company has attempted to introduce a new major network segment to allow growth in capacity. On the core switch, a
GBIC was used to interconnect with a newly placed downstream distribution switch for the first time. Soon after this
implementation, a network flood and an outage occurred between the core and new distribution network modules. Which
of the following should the network administrator troubleshoot FIRST in order to rectify the issue?

A. Check for switching loops between core and distribution switches.
B. Check whether an incorrect VLAN has been assigned to the new distribution switch.
C. Check for inconsistent or missing routes between the core and distribution switches.
D. Check whether the GBIC was set to multi-mode instead of single-mode SFP.

Answer 9

A. Check for switching loops between core and distribution switches.

Question 10

Which of the following layers of the OSI model is between the Data Link and Transport layers?

A. Application
B. Session
C. Network
D. Physical

Answer 10

C. Network