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Home Cisco® 644-066

Cisco® 644-066 Exam Practice Questions (P. 3)

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Question #11
Which three of the following statements correctly describe switching? (Choose three.)
  1. A
    A Layer 2 switch operates up to the data link layer of the OSI network model.?
  2. B
    A Layer 3 switch operates up to the transport layer of the OSI network model.?
  3. C
    A dual-layer switch operates at the transport and data link layers of the OSI network model.?
  4. D
    A dual-layer switch operates at the data link and network layers of the OSI network model.?
  5. E
    A multi-layer switch operates up to Layer 4 of the OSI network model.?

Correct Answer:
ABE

Question #12
Which two of the following statements about the Cisco switching product portfolio are correct? (Choose two.)
  1. A
    The Cisco Catalyst 3560 v2 and Cisco Catalyst 3560-X are stackable.?
  2. B
    The Cisco Catalyst 3750 v2 and Cisco Catalyst 3750-X are stackable.?
  3. C
    The Cisco Catalyst 2000 series support 802.1X and MACsec encryption.?
  4. D
    The Cisco Catalyst 2000 series support PoE and PoE+, but they do not support 60 W per port

Correct Answer:
BD

Question #13
Which two of the following statements correctly describe service modules available for the 3560-X and 3750-X switches? (Choose two.)
  1. A
    The C3KX-NM-10GT service module offers two 10 Gigabit Ethernet SFTP+ ports.?
  2. B
    The C3KX-NM-10G and the C3KX-NM-10GT service modules provide flexible netflow.?
  3. C
    The C3KX-SM-10G service module provides flexible netflow.?
  4. D
    The C3KX-SM-10G service module offers MACsec encryption at line rate.?

Correct Answer:
CD

Question #14
Which three of the following statements are correct regarding security features available on Cisco
Catalyst switches? (Choose three.)
  1. A
    Port security?
  2. B
    DHCP snooping?
  3. C
    IP Source Guard prevents ARP spoofing attacks.
  4. D
    Private VLAN?
  5. E
    MACsec provides end-to-end encryption.?

Correct Answer:
ABD

Question #15
Which three of the following statements correctly describe Cisco Nexus 7000 switch family?
  1. A
    The Cisco Nexus 7000 series integrates data center Fibre Channel features and Ethernet switching features into a single operating system.?
  2. B
    NX-OS is a modular operating system based on FreeBSD.?
  3. C
    The Cisco Nexus 7000 series offers virtualization by Virtual Device Contexts.
  4. D
    The Cisco Nexus 7000 series provides high availability using hitless forwarding, ISSU, and stateful process restart.?
  5. E
    The Cisco Nexus 7000 series offers support for Cisco IOS and NX-OS.?

Correct Answer:
AD

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