Updated Cisco 640-864 PDF & VCE Free Download Now (111-120)

QUESTION 111
Which of these accurately describes dial backup routing?

A.    it always uses distance vector routing protocols
B.    once the backup link is activated it will remain active even after the primary link is restored
C.    it always uses permanent static routes
D.    it is supplied by the service provider as a secondary PVC at no additional charge
E.    the router intiates the dial backup link when a failure is detected on the primary link

Answer: E

QUESTION 112
Which statement correctly describes queuing in environments supporting teleworkers?

A.    Queuing occurs on the outbound interface.
B.    Hardware queues are configured for appropriate PQ, CQ, or WFQ.
C.    Priority queuing guarantees some level of service to all traffic.
D.    WFQ is the Cisco IOS default on all WAN links regardless of speed.
E.    CQ is for time-sensitive protocols.

Answer: A

QUESTION 113
Which two techniques can reduce voice packet transfer delay across a link of less than 512 kbps? (Choose two.)

A.    deploy LFI
B.    increase link bandwidth
C.    extend the trust boundary
D.    deploy software compression
E.    increase queue depth

Answer: AB

QUESTION 114
Which three are considered as technical constraints when identifying network requirements? (Choose three.)

A.    support for legacy applications
B.    bandwidth support for new applications
C.    limited budget allocation
D.    policy limitations
E.    limited support staff to complete assessment
F.    support for existing legacy equipment
G.    limited timeframe to implement

Answer: ABF

QUESTION 115
Your company uses OSPF for internal routing. The company will be connected to VendorA via a single dedicated link and to VendorB via redundant dedicated links. Both vendors also use OSPF for internal routing. Which of the following deployments describes the best intra-domain routing practice in this situation?

A.    Redistribute the routes on each link between your company and the vendors to a shared EIGRP
routing protocol.
B.    Use IBGP to reach VendorA and EBGP to reach VendorB.
C.    Use static routes to reach VendorA and EBGP to reach VendorB.
D.    Use static routes to reach both VendorA and VendorB.
E.    Connect your company to both VendorA and VendorB using existing OSPF.

Answer: C

QUESTION 116
Which statement can a network designer use to describe route summarization to an IT manager?

A.    It is the grouping of ISP network addresses to minimize the number of routes to the Internet.
B.    It is the grouping of multiple discontiguous subnets to increase routing performance.
C.    It is the grouping of multiple contiguous networks and advertising as one large network.
D.    It is the grouping of multiple contiguous subnets into one Class A, B, or C IP address to minimize
routing table size.

Answer: C

QUESTION 117
Characterizing an existing network requires gathering as much information about the network as possible. Which of these choices describes the preferred order for the information-gathering process?

A.    site and network audits, traffic analysis, existing documentation and organizational input
B.    existing documentation and organizational input, site and network audits, traffic analysis
C.    traffic analysis, existing documentation and organizational input, site and network audits
D.    site and network audits, existing documentation and organizational input, traffic analysis

Answer: B

QUESTION 118
A Cisco SONA architecture layer is described as follows:
The layer’s IT resources are interconnected across a converged network foundation.
The layer’s IT resources include servers, storage, and clients.
The layer represents how resources exist across the network.
The customer objective for the layer is to have anywhere/anytime connectivity. Which Cisco SONA architecture layer is being described?

A.    Application
B.    Integrated Transport
C.    Physical
D.    Networked Infrastructure
E.    Interactive Services

Answer: D

QUESTION 119
Which information should a network summary report identify?

A.    actions needed to support the existing network
B.    customer requirements
C.    new network features
D.    customer requirement modifications
E.    actions needed to support existing network features
F.    infrastructure shortcomings

Answer: F

QUESTION 120
Given a VoIP network with these attributes:
Codec: G.711
WAN bandwidth: 768Kbps
Packet Header: 6 bytes
Payload: 160 bytes
CRTP: No
How many calls can be made?

A.    7 calls
B.    13 calls
C.    8 calls
D.    9 calls
E.    11 calls

Answer: E

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