单选题Jitter is causing problems with the VOIP application in the network. What causes network jitter？（）A Variable queue delaysB Packet dropsC Transmitting too many small packetsD Compression

题目
单选题
Jitter is causing problems with the VOIP application in the network. What causes network jitter？（）
A

Variable queue delays

B

Packet drops

C

Transmitting too many small packets

D

Compression

相似考题

1.If you want to test if fragmentation is causing problems on the network, which two ping command options are useful?()A. ttlB. sizeC. rapidD. do-not-fragment

2.What Cisco IOS feature can be enabled to pinpoint an application that is causing slow network performance?()A.SNMPB.NetflowC.WCCPD.IP SLA

3.What are two design guidelines for VoIP networks? （）A、Delay should be no more than 10 ms.B、Loss should be no more than1 percent.C、Jitter should be less then 40 ms.D、Managed bandwidth is strongly recommended for voice control traffic.

4.Network managers have long awaited practical voice-over-IP(VOIP)solutions. VOIP promises ease network management and decreases(66)by converging a company's telephony and data infrastructures into one network. And a VOIP solution implemented at a company's head-quarters with far-reaching branch offices can(67)tremendous amounts of money in long distance phone bills, provided that solution delivers POTS-like voice(68)over the Internet.VOIP gateways are designed to convert voice from the(69)domain to the circuit switched domain. VOIP solutions use a digital signal processor(DSP)to process the voice data, preparing the voice sample for transmission by compressing voice and removing jitter. The VOIP equipment must comply with the(70)H.323 standard defined by the International Telecommunication Union, or ITU.A．timeB．cashC．costsD．space

更多“Jitter is causing problems with the VOIP application in the ”相关问题

  • 第1题：

    You need to troubleshoot some problems in the Company VOIP network associated with jitter.   What is the cause of jitter？  （）

    • A、 Packet drops
    • B、 Transmitting too many small packets
    • C、 Variable queue delays
    • D、 Compression
    • E、 None of the other alternatives apply

    正确答案:C

  • 第2题：

    Jitter is causing problems with the VOIP application in the Company network.  What causes  network jitter？（）

    • A、Variable queue delays
    • B、Packet drops
    • C、Transmitting too many small packets
    • D、Compression

    正确答案:A

  • 第3题：

    Which three statements describe the User Datagram Protocol (UDP)?（）

    • A、UDP provides delivery notification and error checking mechanisms.
    • B、UDP is faster than the Transmission Control Protocol (TCP).
    • C、UDP application examples include DNS and VoIP.
    • D、UDP is an application layer protocol.
    • E、UDP uses a best effort delivery approach.

    正确答案:B,C,E

  • 第4题：

    Interface congestion is causing drops in voice packets and TCP packets. The drops result in jerky speech quality and slower FTP traffic flows. Which two technologies would proactively address the TCP transfer rate and the voice problems？（）

    • A、CBWFQ
    • B、LLQ
    • C、traffic shaping
    • D、WRED

    正确答案:B,D

  • 第5题：

    Which three functions can an Integrated Services Router perform in a VoIP network？（）

    • A、 voice stream mixing for conference calling
    • B、 voice gateway
    • C、 call admission control
    • D、 analog or digital phone interfaces
    • E、 XML application services
    • F、 large scale dial plan application

    正确答案:B,C,D

  • 第6题：

    A program is crashing and causing the computer to lockup. Which of the following is the BESTlocation for a technician to check for further information about the cause of the crash?（）

    • A、Application log
    • B、File Replication log
    • C、System log
    • D、Security log

    正确答案:A

  • 第7题：

    If you want to test if fragmentation is causing problems on the network, which two ping command options are useful?（）

    • A、ttl
    • B、size
    • C、rapid
    • D、do-not-fragment

    正确答案:B,D

  • 第8题：

    多选题
    Which three functions can an Integrated Services Router perform in a VoIP network？（）
    A

    voice stream mixing for conference calling

    B

    voice gateway

    C

    call admission control

    D

    analog or digital phone interfaces

    E

    XML application services

    F

    large scale dial plan application


    正确答案： D,B
    解析： 暂无解析

  • 第9题：

    单选题
    What Cisco IOS feature can be enabled to pinpoint an application that is causing slow network performance?（）
    A

    SNMP

    B

    Netflow

    C

    WCCP

    D

    IP SLA


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    A user complains that a computer monitor is experiencing a jitter. Replacing the monitor and video card does not fix the problem. Which of the following could be causing the problem？（）
    A

    ESD（electrostatic discharge）

    B

    motherboard

    C

    RAMDAC

    D

    EMI（electromagnetic interference）


    正确答案： D
    解析： 暂无解析

  • 第11题：

    多选题
    A server is having problems accessing its presented storage on a SAN.  Which of the following could be causing the problem？（）
    A

    NIC

    B

    HBA

    C

    Tape backup drive

    D

    SCSI adapter

    E

    CPU


    正确答案： A,D
    解析： 暂无解析

  • 第12题：

    单选题
    When running IP SLA， which application type should be used if you want to know round-trip delay， jitter， and packet loss for the full path？（）
    A

    ICMP path echo

    B

    UDP echo

    C

    ICMP path jitter

    D

    Application Performance Monitor

    E

    TCP connect


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which two statements best describe Cisco IOS IP SLA？（）

    • A、only implemented between Cisco source and destination-capable devices
    • B、statistics provided by syslog， CLI， and SNMP
    • C、measures delay， jitter， packet loss， and voice quality
    • D、only monitors VoIP traffic flows
    • E、provides active monitoring
    • F、provides passive monitoring

    正确答案:C,E

  • 第14题：

    Which VoIP components can permit or deny a call attempt on the basis of a network’s available bandwidth？（）

    • A、MCU
    • B、Application server
    • C、Gateway
    • D、Gatekeeper

    正确答案:D

  • 第15题：

    When running IP SLA， which application type should be used if you want to know round-trip delay， jitter， and packet loss for the full path？（）

    • A、ICMP path echo
    • B、UDP echo
    • C、ICMP path jitter
    • D、Application Performance Monitor
    • E、TCP connect

    正确答案:C

  • 第16题：

    Which two items best describe a Cisco IOS IP SLA responder？（）

    • A、required at the destination to implement Cisco IOS IP SLA services
    • B、improves measurement accuracy
    • C、required for VoIP jitter measurements
    • D、provides security on Cisco IOS IP SLA messages via LEAP or EAP-FAST authentication
    • E、responds to one Cisco IOS IP SLA operation per port
    • F、stores the resulting test statistics

    正确答案:B,C

  • 第17题：

    What are two design guidelines for VoIP networks？（）

    • A、 Delay should be no more than 10 ms.
    • B、 Loss should be no more than 1 percent.
    • C、 Jitter should be less then 40 ms.
    • D、 Managed bandwidth is strongly recommended for voice control traffic.

    正确答案:B,D

  • 第18题：

    A server is having problems accessing its presented storage on a SAN.  Which of the following could be causing the problem？（）

    • A、NIC
    • B、HBA
    • C、Tape backup drive
    • D、SCSI adapter
    • E、CPU

    正确答案:A,B

  • 第19题：

    单选题
    You need to troubleshoot some problems in the Company VOIP network associated with jitter.   What is the cause of jitter？  （）
    A

     Packet drops

    B

     Transmitting too many small packets

    C

     Variable queue delays

    D

     Compression

    E

     None of the other alternatives apply


    正确答案： B
    解析： 暂无解析

  • 第20题：

    多选题
    Which two items best describe a Cisco IOS IP SLA responder？（）
    A

    required at the destination to implement Cisco IOS IP SLA services

    B

    improves measurement accuracy

    C

    required for VoIP jitter measurements

    D

    provides security on Cisco IOS IP SLA messages via LEAP or EAP-FAST authentication

    E

    responds to one Cisco IOS IP SLA operation per port

    F

    stores the resulting test statistics


    正确答案： D,C
    解析： 暂无解析

  • 第21题：

    单选题
    If DB2 detects a deadlock between application A and application B (each waiting for a lock held by the other one), what action will DB2 take?（）
    A

    Rollback the transaction in both applications.

    B

    Rollback the transaction in one of the two applications.

    C

    Decrease the lock timeout value for both applications, thereby causing a lock timeout situation.

    D

    Send a message to let the administrator know of the situation and decide which application or applications should be terminated.


    正确答案： A
    解析： 暂无解析

  • 第22题：

    多选题
    Which three statements describe the User Datagram Protocol (UDP)?（）
    A

    UDP provides delivery notification and error checking mechanisms.

    B

    UDP is faster than the Transmission Control Protocol (TCP).

    C

    UDP application examples include DNS and VoIP.

    D

    UDP is an application layer protocol.

    E

    UDP uses a best effort delivery approach.


    正确答案： D,E
    解析： 暂无解析

  • 第23题：

    多选题
    Which two statements best describe Cisco IOS IP SLA？（）
    A

    only implemented between Cisco source and destination-capable devices

    B

    statistics provided by syslog， CLI， and SNMP

    C

    measures delay， jitter， packet loss， and voice quality

    D

    only monitors VoIP traffic flows

    E

    provides active monitoring

    F

    provides passive monitoring


    正确答案： E,A
    解析： 暂无解析

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