Tag: 642-357

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Exam A
QUESTION 1
Which SAN extension topology is a low-latency, cost-effective, high-bandwidth solution that is suitable only within a limited geographical area?
A. FCIP
B. DWDM
C. CWDM
D. SONET/SDH
Correct Answer: C Section: (none) Explanation
Explanation/Reference:
QUESTION 2
Your Cisco MDS 9509 configuration requires 2000 watts of power and is configured with two 2500W power supplies. If 110V power is provided to the switch, in which power mode does the switch operate?
A. The director will operate in redundant mode only.
B. The director will operate in combined mode only
C. The director will operate in redundant mode or combined mode
D. The director cannot operate with 110V power
Correct Answer: B Section: (none) Explanation
Explanation/Reference:
QUESTION 3
Which two kinds of applications require sustained throughput and are sensitive to latency? (Choose two.)
A. synchronous replication
B. asynchronous replication
C. OLTP
D. tape backup
E.
F. mail
Correct Answer: AD Section: (none) Explanation
Explanation/Reference:
QUESTION 4
“Pass Any Exam. Any Time.” – www.actualtests.com 2 Cisco 642-357: Practice Exam
Which of the following designs would provide your customer with the highest performance and port utilization?
A. multi-tier design
B. collapsed core design
C. corE.edge design
D. singlE.tier design
Correct Answer: B Section: (none) Explanation
Explanation/Reference:
QUESTION 5
Refer to the exhibit.

A customer plans to add a tape backup subsystem to its existing storage network. In which location should the customer place the tape backup device in order to provide the best performance during backup and recovery?
A. A
B. B
C. C
D. D “Pass Any Exam. Any Time.” – www.actualtests.com 3 Cisco 642-357: Practice Exam
Correct Answer: B Section: (none) Explanation Explanation/Reference:
QUESTION 6
Refer to the exhibit.

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Exam A QUESTION 1

Refer to the exhibit. A customer is scaling the existing SAN with four Cisco MDS 9513 directors.

The current topology includes 4 x 32-port Brocade switches that will remain part of the network
indefinitely.
What is the appropriate interoperability mode if the customer wants to take advantage of all functionalities
on the Cisco and Brocade switches?

A. interop mode 1
B. interop mode 2
C. interop mode 3
D. interop mode 4
Correct Answer: C Section: (none) Explanation
Explanation/Reference:
QUESTION 2
What is the prerequisite for accessibility, when a customer has a Cisco MDS 92222i switch deployed in two different locations with the mgmt0 port located in the management VLAN?
A. ACLs should be properly configured.
B. IP routes in management network should point to the remote location.
C. RADIUS server should be authenticating the Cisco MDS switches.
D. Each Cisco MDS switch should have individual VSANs.

Correct Answer: B Section: (none) Explanation
Explanation/Reference:
QUESTION 3
What are two ways of preventing unauthorized hosts from connecting to the management interface of a Cisco MDS 9000 Family switch? (Choose two.)
A. use SNMPv3 only
B. configure IP ACLs
C. configure management VSANs
D. use digital certificates
E. implement RBAC

Correct Answer: BD Section: (none) Explanation
Explanation/Reference:
QUESTION 4
What are two recommended ways for protecting the management access to a Cisco MDS switch? (Choose two.)
A. Use ACLs.
B. Use only console cable.
C. Use Telnet access.

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