Thursday, 14 September 2017

Cisco 642-998 Question Answer

Which option is a recommended practice when migrating from an existing data center to a new data center?

A. Assign multiple virtual servers per one high-performance server.
B. Utilize the hypervisor tools available to ensure processor compatibility.
C. Only migrate bare metal servers when transitioning from rack-mountable to blade servers.
D. Utilize FabricPath across data centers to manage the migration.

Answer: B


When migrating to a Cisco Unified Fabric data center network, which transitions will you expect to see?

A. rack-mountable to blade servers
B. physical to virtual machines
C. Fibre Channel to FCoE
D. iSCSI to NAS

Answer: C

Tuesday, 2 May 2017

Cisco 642-998 Question Answer

What is one example of a fully virtualized environment in the data center?

A. Hadoop clusters
B. VDI
C. vPC
D. VSAN

Answer: B

Which option is an advantage of utilizing hypervisor technology within a Cisco Unified Fabric data center environment?

A. distributed load processing
B. availability of blade versus rack-mountable servers
C. reduced power and cooling requirements
D. integrating the virtual machines into the access layer

Answer: A

Tuesday, 23 August 2016

Pass4sure 642-998 Question Answer

Which protocol is best suited for connecting two data centers together? 

A. LISP
B. OTV
C. FabricPath
D. vPC

Answer: B



Which statement about the Overlay Transport Virtualization protocol is true? 

A. It is IP-based functionality that provides Layer 3 extension over any transport.
B. The data plane exchanges MAC reachability info.
C. The control plane protocol is IS-IS.
D. It supports FCoE.

Answer: C

Thursday, 14 July 2016

Pass4sure 642-998 Question Answer

Which three characteristics are associated with the access layer of a Cisco Data Center Unified Fabric network? (Choose three.) 

A. no packet manipulation
B. QoS – policing
C. voice, data, and wireless convergence
D. scalable routing protocols
E. provides default gateway redundancy
F. QoS – classification and queuing
G. routing manipulation and filtering
H. aggregates end users

Answer: C, F, H

Friday, 10 June 2016

Pass4sure 642-998 Question Answer

Which three characteristics are associated with the aggregation layer of a Cisco Data Center Unified Fabric network? (Choose three.) 

A. no packet manipulation
B. QoS – policing
C. voice, data, and wireless convergence
D. scalable routing protocols
E. provides default gateway redundancy
F. QoS – classification and queuing
G. routing manipulation and filtering
H. aggregates end users

Answer: B, E, G                                          Passleader 642-998 Question Answer

Wednesday, 6 April 2016

Pass4sure 642-998 Question Answer

The ANSI restriction that only 239 Fibre Channel domains are allowed per SAN fabric creates challenges for the designer working on a Cisco Data Center Unified Fabric network. Which two approaches can the designer utilize to restrict the number of Fibre Channel domains below 239? (Choose two.) 

A. Daisy chain up to 100 core Fibre Channel switches, leaving 139 domains for the network edge.
B. Assign a domain ID for each blade switch and top-of-rack access layer switch.
C. Use NPV to cause a fabric or blade switch to appear as a host to the core Fibre Channel switch.
D. Migrate to FCoE to eliminate the need for Fibre Channel domains.
E. Utilize VSANs to allow scaling well beyond 239 domain IDs.

Answer: C, E

Tuesday, 1 March 2016

Pass4sure 642-998 Question Answer

You are working with a client that owns a six-story building in Charlotte, N.C. They occupy the bottom three floors, and currently have a wired LAN. They have contacted you to perform a WLAN site survey of their facility.
Which three issues do you need to take into consideration before performing the site survey? (Select three.)


A. How many other organizations occupy the building?
B. Does the customer facility have a multistory atrium or lobby?
C. Protocol type required, client types in place, and client density?
D. Is WLAN coverage required in the elevators?
E. How many equipment closets do they have per floor and does the infrastructure all run back to a central location?
F. How much signal bleed through is permissible between floors?
G. How much WLAN experience does the customer IT staff have?

Answer: B, C, D


You have been contacted by a medium-sized hospitality company that has 50 hotels. They would like to upgrade their existing WLAN in each hotel to 802.11n. While performing the site surveys for each hotel, what are the issues that you need to take into consideration when determining the  locations for each AP?

A. Selecting AP locations where power is already available
B. Selecting APs that can be hidden in ceiling panels to provide a secure and clean aesthetic look
C. Selecting locations that are easily accessed so maintenance and upgrades can be performed quickly
D. Selecting locations that make visual assessment of the AP operation easy

Answer: B