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Which component should you use to reduce collision issues on a large LAN?()A.SwitchB.RepeaterC.PrinterD.Host

题目
Which component should you use to reduce collision issues on a large LAN?()

A.Switch

B.Repeater

C.Printer

D.Host

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更多“Which component should you use to reduce collision issues on a large LAN?() ”相关问题

  • 第1题：

    A Windows Azure application connects to a SQL Azure database.  Connections to the database are being dropped due to throttling.   You need to recommend an approach for identifying the root cause of the problem.   Which two actions should you recommend？（）

    • A、 Use Dynamic Management Views to analyze performance issues.
    • B、 Decrease the connection timeout in the database connection string.
    • C、 Make sure the application is closing database connections that are not needed.
    • D、 Use SQL Profiler to analyze performance issues by configuring it to connect to SQL Azure.

    正确答案:A,C

  • 第2题：

    You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a computer which hosts several applications in your company. The instance runs on the computer. A job named DiliveryList is created by you. This job requires a file to be written to a file server. But because the job cannot access the file server, it fails to run. You intend to configure the SQL Server Agent service so that only the SQL Server Agent service has read and write access to the file server. Which account type should you use? （） 

    • A、You should use local Service account
    • B、You should use network Service account
    • C、You should use domain account
    • D、You should use local System account

    正确答案:C

  • 第3题：

    You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance which is named Instance01. Instance01 contains a database which is named Dworks. The bulk-logged recovery mode is used by the Dworks database. You log ship the Dworks database through a WAN link. A scheduled job rebuilds the indexes of the Dworks database. You find that the size of the log backups for log shipping has been enlarged by the job. Now you have to reduce the size of the log backup.  So what action should you perform to achieve this goal？（）  

    • A、You should recreate the indexes. 
    • B、You should compress the log file backups 
    • C、You should make the Dworks database use the Full recovery mode 
    • D、You should make the Dworks database use the Simple recovery mode.

    正确答案:B

  • 第4题：

    You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. A user reports that when he runs a query, it takes a quite long time and it is still unfinished. As the IT support, you have to verify whether the query is blocked.  Which tool should you use? （） 

    • A、You should use the Database Engine Tuning Advisor tool 
    • B、You should use the Windows System Monitor tool 
    • C、You should use the Job Activity Monitor tool in Microsoft SQL Server Management Studio 
    • D、You should use the Activity Monitor tool in Microsoft SQL Server Management Studio

    正确答案:D

  • 第5题：

    You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named DB1 in the instance. In the database, a small percentage of data is modified everyday. Ever day in the morning, you have to create a read-only copy of the database for reporting purposes and make sure that you use as little disk space as possible.  In the options below, which strategy should you use? （） 

    • A、You should use database snapshots 
    • B、You should use database backup and restore 
    • C、You should use database backup and restore along with compression 
    • D、You should use schema-bound views in a read-only database. The database resides on the same instance.

    正确答案:A

  • 第6题：

    You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. The instance contains a database named DB1. An application which is continuously connected uses DB1. The application extensively uses the INSERT command and triggers the population of multiple tables. Now you notice that the application has a poor performance. You doubt that this problem has something to do with blocking. You have to monitor the state of the instance at regular intervals while not affecting the application performance further.  Which tool should you use? （） 

    • A、You should use Dynamic Management Views 
    • B、You should use SQL Server Resource Governor 
    • C、You should use SQL Server Profiler 
    • D、You should use Windows System Monitor

    正确答案:A

  • 第7题：

    You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a n On-Line Analytical Processing （OLAP） database named in the instance. The database contains a dimension table named Clients. Ever hour backup of data of the Clients table is performed. But the Clinets table contains redundant data. You must keep the disk space used to store the Clients table.  In the options below， which compression technology should you use？（）

    • A、You should use row compression 
    • B、You should use page compression 
    • C、You should use backup compression 
    • D、You should use windows NTFS file system compression

    正确答案:B

  • 第8题：

    单选题
    You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. Today you notice that applications that run on the server have poor performances. You doubt that this has something to do with table scans. You have to capture the appropriate information by using an appropriate Windows System Monitor object. In the options below, which performance object should you use? （）
    A

    You should use SQLServer:Buffer Manager

    B

    You should use SQLServer:Memory Manager 

    C

    You should use SQLServer:Databases 

    D

    You should use SQLServer:Access Methods


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    Your computer is unable to support some display features of Microsoft Windows Aero. You need to check the graphics component rating of the computer.  Which Control Panel option should you use？ （）
    A

    Programs > Programs and Features

    B

    Appearance and Personalization > Ease of Access Center

    C

    System and Maintenance > Problem Reports and Solutions

    D

    System and Maintenance > Performance Information and Tools/


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    Your company has 1，000 Windows XP computers.  You plan to migrate these computers to Windows 7.   You need to detect compatibility issues that can occur during the installation and configuration process for a specific application.   Which tool should you use？（）
    A

    Inventory Collector

    B

    Setup Analysis Tool

    C

    Update Compatibility Evaluator

    D

    Windows Compatibility Evaluator


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    Which of the following options best justifies why a DNS server should be run in a large network system？（）
    A

    To use ftp and telnet

    B

    To perform NFS mounts

    C

    To make /etc/hosts files unnecessary

    D

    To reduce network traffic and save bandwidth


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    Which component should you use to reduce collision issues on a large LAN?（）
    A

    Host

    B

    Switch

    C

    Printer

    D

    Repeater


    正确答案： D
    解析： 暂无解析

  • 第13题：

    You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. On two cluster-ready nodes, you intend to perform an installation of a SQL Server 2008 mission-critical cluster. Constant availability is needed by the mission-critical cluster. You have to configure the SQL Server cluster to failover and reduce the service disruption to the least. Which failover option should you use?（）  

    • A、You should allow failback only during non-business hours 
    • B、You should immediately allow failback
    • C、You should prevent automatic failback 
    • D、You should allow failback only during business hours

    正确答案:C

  • 第14题：

    Your company uses Windows Update to download and install security updates on client computers. When Microsoft releases a security update， you have the following requirements：   Establish which client computers require the security update.   Identify what changes will occur as a result of the security update.  Identify which applications might be affected by the security update.    You need to select the appropriate tool to detect application-compatibility issues.   What should you do？（）

    • A、Use the Inventory Collector.
    • B、Use the Setup Analysis Tool.
    • C、Use the Update Compatibility Evaluator.
    • D、Use the Windows Compatibility Evaluator.

    正确答案:C

  • 第15题：

    You have an Exchange Server 2010 organization.You discover that many large e-mail messages prevent average-size e-mail messages from being sent to the Internet.You need to delete the large messages from the Hub Transport servers. Which tool should you use？（）

    • A、Exchange Control Panel （ECP）
    • B、message tracking
    • C、Queue Viewer
    • D、Windows Explorer

    正确答案:C

  • 第16题：

    You have a computer that runs Windows 7. You need to identify the disk, memory, CPU, and networkresources that an application is currently using.  Which tool should you use?（）

    • A、Component Services
    • B、Performance Information and Tools
    • C、Reliability Monitor
    • D、Resource Monitor

    正确答案:D

  • 第17题：

    You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.Due to numerous large e-mail messages， the average-size e-mail messages cannot reaches the Internet.You have received instructions to remove large messages from the Hub Transport servers.What should you do？（）

    • A、You should use the Queue Viewer tool.
    • B、You should use the Exchange Control Panel （ECP） tool.
    • C、You should use the message tracking tool.
    • D、You should use the Windows Explorer tool.

    正确答案:A

  • 第18题：

    You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. Today you notice that applications that run on the server have poor performances. You doubt that this has something to do with table scans. You have to capture the appropriate information by using an appropriate Windows System Monitor object. In the options below, which performance object should you use? （） 

    • A、You should use SQLServer:Buffer Manager
    • B、You should use SQLServer:Memory Manager 
    • C、You should use SQLServer:Databases 
    • D、You should use SQLServer:Access Methods

    正确答案:D

  • 第19题：

    You work as the IT professional in an international company which is named wiikigo. You are experienced in implementing and administering a network operating system. You are specialized in configuring IP addressing and services. Configuring name resolution and network access and so on.Your company is desigiing its network. The network will use an IPv6 prefix of 2001:DB8: BBCC:0000::/53. You have to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use?（）

    • A、You should use /63.
    • B、You should use /64.
    • C、You should use /61.
    • D、You should use /62.

    正确答案:B

  • 第20题：

    单选题
    Which IGP should you use to achieve scalability in a large enterprise network using Juniperenterprise routers?（）
    A

    RIP

    B

    BGP

    C

    OSPF

    D

    EIGRP


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    Which type of IGP should you use to achieve scalability in a large enterprise network？（）
    A

    link-state protocol

    B

    path-vector protocol

    C

    Bellman-Ford protocol

    D

    distance-vector protocol


    正确答案： C
    解析： 暂无解析

  • 第22题：

    单选题
    You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance which is named Instance01. Instance01 contains a database which is named Dworks. The bulk-logged recovery mode is used by the Dworks database. You log ship the Dworks database through a WAN link. A scheduled job rebuilds the indexes of the Dworks database. You find that the size of the log backups for log shipping has been enlarged by the job. Now you have to reduce the size of the log backup.  So what action should you perform to achieve this goal？（）
    A

    You should recreate the indexes. 

    B

    You should compress the log file backups 

    C

    You should make the Dworks database use the Full recovery mode 

    D

    You should make the Dworks database use the Simple recovery mode.


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    When taking action to avoid collision，you should（）.
    A

    Make sure the action is taken in enough time

    B

    Not make any large course changes

    C

    Not make any large speed changes

    D

    All of the above


    正确答案： D
    解析： 暂无解析

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