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Exam A
QUESTION 1
For which type of connection should a straight-through cable be used?
A. switch to switch
B. switch to hub
C. switch to router
D. hub to hub
E. router to PC
Correct Answer: C
QUESTION 2
Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?
A. crossover
B. straight-through
C. rolled
D. shielded twisted-pair
Correct Answer: C
QUESTION 3
What is the first 24 bits in a MAC addresscalled?

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Exam A
QUESTION 1
What is fading?
A. Another signal source is producing energy on the channel in which you are trying to operate.
B. The desired signal reaches the receiving antenna via multiple paths, each of which has a different propagation delay and path loss.
C. A time-varying change in the path loss of a link with the time variance governed by the movement of objects in the environment, including the transmitter and receiver themselves.
D. A function of the frequency and should be provided in the cable specification by the vendor.
E. The minimum signal level for the receiver to be able to acceptably decode the information.
F. The time delay from the reception of the first instance of the signal until the last instance.
Correct Answer: C
QUESTION 2
Which limitation applies to the use of the Cisco WLAN Solution Management over Wirelessfeature?

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Exam A QUESTION 1
The IEEE 802.11n standard provides 40-MHz channels, improved MAC efficiency, and MIMO. Which three elements define the 802.11n implementation of MIMO? (Choose three.)
A. channel bonding
B. dynamic frequency selection
C. maximal ratio combining
D. packet aggregation
E. spatial multiplexing
F. transmit beam forming

Correct Answer: CEF QUESTION 2
Which two statements about WiMAX technology are true? (Choose two.)
A. WiMAX is defined by 802.11i.
B. Typically, fixed WiMAX networks have a higher-gain directional antenna installed near the client.
C. WiMAX is capable of working as a long-range system over several miles.
D. WiMAX works only for licensed frequencies.

Correct Answer: BC QUESTION 3
Which governing body analyzes the applications and environments in which wireless networks are used? EIRP
A. ETSI
B. FCC
C. IEEECisco 640-722 ExamCisco 640-722 Exam
D. WiFi Alliance

Correct Answer: D QUESTION 4
Which description best describesupfade in a multipath environment?

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Exam A
QUESTION 1
What is fading?
A. Another signal source is producing energy on the channel in which you are trying to operate.
B. The desired signal reaches the receiving antenna via multiple paths, each of which has a different propagation delay and path loss.
C. A time-varying change in the path loss of a link with the time variance governed by the movement of objects in the environment, including the transmitter and receiver themselves.
D. A function of the frequency and should be provided in the cable specification by the vendor.
E. The minimum signal level for the receiver to be able to acceptably decode the information.
F. The time delay from the reception of the first instance of the signal until the last instance.
Correct Answer: C
QUESTION 2
Which limitation applies to the use of the Cisco WLAN Solution Management over Wirelessfeature?

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Exam A
QUESTION 1
As a network engineer at Cisco.com, you are responsible for Cisco network. Which will be necessarily taken into consideration when implementing Syslogging in your network?
A. Log all messages to the system buffer so that they can be displayed when accessing the router.
B. Use SSH to access your Syslog information.
C. Enable the highest level of Syslogging available to ensure you log all possible event messages.
D. Syncronize clocks on the network with a protocol such as Network Time Protocol.

Correct Answer: D
QUESTION 2
Which classes does the U.S. government place classified data into? (Choose three.)
A. SBU
B. Confidential
C. Secret
D. Top-secret

Correct Answer: BCD
QUESTION 3
You are a network technician at Cisco.com. Which description is correct when you have generated RSA keys on your Cisco router to prepare for secure device management?

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Exam A
QUESTION 1
What are three goals of a port scan attack? (Choose three.)
A. disable used ports and services
B. determine potential vulnerabilities
C. identify active services
D. identify peripheral configurations
E. identify operating systems
F. discover system passwords
Correct Answer: BCE
QUESTION 2
Which characteristic best describes the network security Compliance domain as specified by the ISO/IEC?
A. The integration of security into applications
B. An invetory and classification scheme for information assets
C. The restriction of access rights to networks, systems, applications, functions, and data
D. The process of ensuiring conformance with security information policies, standards, and regulations
Correct Answer: D
QUESTION 3
Which two statements describe access attacks? (Choose two.)
A. Port redirection attacks use a network adapter card in promiscuous mode to capture all network packets that are sent across a LAN
B. Password attacks can be implemented using brute-force attack methods, Trojan Horses, or packet sniffers
C. Buffer overflow attacks write data beyond the allocated buffer memory to overwrite valid data or exploit systems to execute maliciouscode.

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Exam A
QUESTION 1
What are two characteristics of the SDM Security Audit wizard? (Choose two.)
A. displays a screen with Fix-it check boxes to let you choose which potential security-related configuration changes to implement
B. has two modes of operationinteractive and non-interactive
C. automatically enables Cisco IOS firewall and Cisco IOS IPS to secure the router
D. uses interactive dialogs and prompts to implement role-based CLI
E. requires users to first identify which router interfaces connect to the inside network and which connect to the outside network
Correct Answer: AE
QUESTION 2
Which of these correctly matches the CLI command(s) to the equivalent SDM wizard that performs similar configuration functions?
A. Cisco Common Classification Policy Language configuration commands and the SDM Site-to-Site VPN wizard
B. auto secure exec command and the SDM One-Step Lockdown wizard
C. setup exec command and the SDM Security Audit wizard
D. class-maps, policy-maps, and service-policy configuration commands and the SDM IPS wizard
E. aaa configuration commands and the SDM Basic Firewall wizard
Correct Answer: B
QUESTION 3
Refer to the exhibit. What does the option secret 5 in the username global configuration mode command indicate about the enable secret password?

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Exam A QUESTION 1
Refer to the exhibit. Which data rate, in bits per second, would be negotiated for a T.38 fax call?

A. 33600
B. 28800
C. 14400
D. 24000
E. 19200
Correct Answer: C
QUESTION 2
Which three statements about a modem pass-through call are correct? (Choose three.)
A. Clear-channel codec is used to transport modem tones.
B. G.711 mu-law codec is used to transport modem tones.
C. VAD is disabled.
D. VAD is enabled.
E. NLP is disabled.
F. NLP is enabled.
Correct Answer: BCE
QUESTION 3
Refer to the exhibit. What is the correct duration, in milliseconds, of the DTMF digit that isreceived?

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Exam A
QUESTION 1
What are two advantages of multicast technologies? (Choose two.)
A. Denial of service attacks in the network are prevented.
B. They eliminate multipoint applications.
C. They reduce traffic by delivering a separate stream of information to each corporate recipient or home environment, which reduces bandwidth.
D. They control network traffic and reduce server and CPU load.
E. They eliminate traffic redundancy.
Correct Answer: DE
QUESTION 2
Which two descriptions apply to the Calling Search Space function in Cisco Unified Communications Manager? (Choose two.)
A. It defines which numbers are available for a device to call.
B. It provides a group of dial patterns to look through when making a call.
C. Within a partition, each CSS has a directory number.
D. It defines route patterns and directory numbers from which calls can be received.
E. It defines the search for directory numbers in assigned partitions according to dial patterns.
Correct Answer: AE
QUESTION 3
Which two statements apply to the partitions function in Cisco Unified Communications Manager? (Choose two.)
A. When a directory number or route pattern is placed into a certain partition, this creates a rule for who can call that device or route list.

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Exam A
QUESTION 1
On which gateway or gatekeeper is the IOS command call-rsvp-sync resv-timer 10 used to set the timer?
A. originating VoIP gateway for completing RSVP reservation setups in 10 seconds
B. originating and terminating VoIP gateway for completing RSVP reservation setups in 10 seconds
C. terminating VoIP gateway for completing RSVP reservation setups in 10 seconds
D. VoIP gatekeeper for completing RSVP reservation setups in 10 seconds
Correct Answer: C
QUESTION 2
Calls to an ICD queue should reserve an available agent and connect the call after a database lookup is performed. How should the script be configured to accomplish this?
A. Set the Resource Step Connect option to No and perform a Connect after the database lookup is completed.
B. Issue a Call Hold after the Resource Step selects an agent and release the hold after the database lookup iscompleted.

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