A Gantt chart is useful in determining:A.the level of effort for a taskB.when a task starts and stopsC.how tasks are related to each otherD.who is assigned to do a taskE.All of the above.

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You are the network administrator for All network servers run Windows Server 2003. Recently, another network administrator create a scheduled task to perform a normal backup of Microsoft Exchange Server 2003 compuer every Saturday night. You need to perform maintenance tasks on the Exchange server on this Saturday night only. If the backup starts while you are performing the maintenance tasks,data might be corrupted. You need to ensure that the backup task does not start while you perform the maintenance tasks. What are two possible ways to achieve this goal? (Each correct answer presents a complete solution.（）Choose two.)

• A、In the Backup utility, clear the Enabled (scheduled tasks runs at specified time) check box.
• B、In Control Panel, use Scheduled Tasks to pause Task Scheduler.
• C、Run the Schtasks command with the /end /p parameters.
• D、Use the Services snap-in to change the startup type of the Task Scheduler service from Automatic to Manual.

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You are responsible for implementing maintenance jobs on a SQL Server 2005 database server. Certain jobs run every Sunday and other jobs run at the beginning of every month. You need to schedule the jobs in the way that uses the least amount of administrative effort. What should you do？（）

• A、Create a job schedule that runs every Sunday.Assign weekly tasks to this schedule.Create a second schedule that runs on the first day of every month. Assign monthly tasks to this schedule.
• B、Create a job for each task that runs once a day. Use a Transact-SQL statement to check the date and day of the week. If the day is either a Sunday or the first day of the month， execute the code.
• C、Create a job schedule that runs once a day. Assign jobs to this job schedule. If the day is either a Sunday or the first day of the month， execute the jobs.
• D、Create a job for each task that runs once a week on Sunday. Add a second job schedule that runs the job on the first of the month

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You manage a department that uses Microsoft Windows Calendar to assign tasks. Another member of the department owns the calendar.  The calendar is published to a shared network location. Users report that they do not see the most recent updates to the assigned tasks.  You need to ensure that the shared calendar displays the latest updates.  What should you do？ （）

• A、Select the published calendar in Windows Calendar， and then click the Sync All option. 
• B、Publish your local calendar in Windows Calendar and then click the Automatically publish changes option.
• C、Schedule a task to publish the Calendar.ics file to the shared network location. Configure the task to run on an hourly schedule.
• D、Instruct the calendar owner to click the Local calendar option in Windows Calendar， and then click the Automatically publish changes option for tasks.

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You are adatabase developer. You develop atask management application that connect stoa SQLServer 2008 database named TaskDB.Users logon to the application by using a SQLServer login. The application contains amodule named Task that assigns tasks tousers. Information about the setasks is stored in the Tasks table of the TaskDB data base. The Tasks table contains multiple columns. These include the Close Dateand Estimated Timecolumns. The application must meet the following security requirements: Users assigned toad atabase role named User 1 canupd ate all task information columns except the Close Date and the Estimated Time columns in the Tasks table. Administrative users assigned toad atabase role named Task_Admin canupd ateall task information in the Tasks table.You needto design a strategy to meet the security requirements. Which two actions should you perform?（）

• A、Add the Task_Admin role to thedb_accessadmin fixed database role.
• B、Grant Update permissions on the Tasks table to the Task_Admin role.
• C、Grant Update  permissions on  the  Tasks table to  the  User  1  role foreach  column  except the  Close  Dateand Estimated  Time columns.
• D、Createan  INSTEAD OF trigger  on  the  Tasks Table. Use theIs_Member function  toprevent the  User  1  role from updating the Close  Date and Estimated  Time columns.

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