● The critical path is calculated byA subtracting the end date of task one from the start date of task two.B determining which tasks have the least amount of total slack.C totaling the time for all activities.D determining the shortest path through the ne

题目

● The critical path is calculated by

A subtracting the end date of task one from the start date of task two.

B determining which tasks have the least amount of total slack.

C totaling the time for all activities.

D determining the shortest path through the network.

E Determining which tasks have the most slack


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更多“● The critical path is calculated byA subtracting the end date of task one from the start date of task two.B determining which tasks have the least amount of total slack.C totaling the time for all activities.D determining the shortest path through the ne”相关问题
  • 第1题:

    Which of the following impacts the critical path?

    A.Changing the task duration.

    B.Reduce the free float of an activity.

    C.Executing a backward pass

    D.A or B

    E.None of the above.


    正确答案:A
    A

  • 第2题:

    The critical path in a schedule network is the path that:

    A.Takes the longest time to complete

    B.Must be done before any other tasks

    C.Allows some flexibility in scheduling a start time.

    D.Is not affected by schedule slippage

    E.All of the above.


    正确答案:A
    A

  • 第3题:

    A non-critical path activity is completed in half the time. Then,

    A.The critical path is also reduced.

    B.The slack in the path containing this activity will increase.

    C.The total cost for this activity has decreased.

    D.Manpower from this activity can be assigned to other activities.

    E.All of the above.


    正确答案:B

  • 第4题:

    104 A network has been developed with resources from six different departments. One of the six departments has just informed you that they can increase the number of employees from 5 to 8. This will result in:

    A. A shortening of the critical path.

    B. A shortening of the noncritical path.

    C. A decrease in the total cost of the project.

    D. An increase in the cost of the project.

    E. A through D are possible based upon where the resources are deployed


    正确答案:E
    i

  • 第5题:

    130 Standard deviation of project completion is _____ .

    A. a relationship of the uncertainty of critical path activities.

    B. an indicator of project end date target confidence

    C. a function of critical path, leveling and project costs.

    D. A and B

    E. All of the above


    正确答案:D

  • 第6题:

    ● Which of the following is indicative of negative float?

    A The late start date is earlier than the early start date.

    B The critical path supports the imposed end date.

    C The early finish date is equal to the late finish date.

    D When leads are employed in the schedule.

    E The project is sinking.


    正确答案:A

  • 第7题:

    ● Which of the following impacts the critical path?

    A Changing the task duration.

    B Reduce the free float of an activity.

    C Executing a backward pass

    D A or B

    E None of the above.


    正确答案:A

  • 第8题:

    ● The critical path in a schedule network is the path that:

    A Takes the longest time to complete

    B Must be done before any other tasks

    C Allows some flexibility in scheduling a start time.

    D Is not affected by schedule slippage

    E All of the above.


    正确答案:A

  • 第9题:

    Examine the description of the STUDENTS table:Which two aggregate functions are valid on the START_DATE column?()

    A. SUM(start_date)

    B. AVG(start_date)

    C. COUNT(start_date)

    D. AVG(start_date, end_date)

    E. MIN(start_date)

    F. MAXIMUM(start_date)


    参考答案:C, E

  • 第10题:

    When the BGP path selection process is being performed on a Cisco router, which BGP attribute is used first when determining the best path?()

    • A、local preference
    • B、MED
    • C、weight
    • D、or igin
    • E、next - hop
    • F、AS - path

    正确答案:C

  • 第11题:

    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.

    正确答案:B,C

  • 第12题:

    多选题
    Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHARD2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column?()
    A

    SUM(start_date)

    B

    AVG(start_date)

    C

    COUNT(start_date)

    D

    AVG(start_date, end_date)

    E

    MIN(start_date)

    F

    MAXIMUM(start_date)


    正确答案: B,E
    解析: 暂无解析

  • 第13题:

    In crashing a task, you would focus on:

    A.As many tasks as possible.

    B.Non critical tasks.

    C.Accelerating performance of tasks on critical path.

    D.Accelerate performance by minimizing cost.

    E.A and D.


    正确答案:C
    C

  • 第14题:

    A network has been developed with resources from six different departments. One of the six departments has just informed you that they can increase the number of employees from to . This will result in:

    A.A shortening of the critical path.

    B.A shortening of the noncritical path.

    C.A decrease in the total cost of the project.

    D.An increase in the cost of the project.

    E.A through D are possible based upon where the resources are deployed.


    正确答案:E
    E

  • 第15题:

    Standard deviation of project completion is _____ .

    A a relationship of the uncertainty of critical path activities.

    B an indicator of project end date target confidence

    C a function of critical path, leveling and project costs.

    D A and B

    E All of the above.


    正确答案:D

  • 第16题:

    20 A Gantt chart is useful in determining:

    A. the level of effort for a task

    B when a task starts and stops

    C. how tasks are related to each other

    D. who is assigned to do a task

    E. All of the above


    正确答案:B

  • 第17题:

    ● A Gantt chart is useful in determining:

    A the level of effort for a task

    B when a task starts and stops

    C how tasks are related to each other

    D who is assigned to do a task

    E All of the above.


    正确答案:B

  • 第18题:

    ● Which may be employed to shorten a schedule without changing the scope of the task?

    A Fast tracking.

    B Crashing

    C Releasing resources earlier from tasks which were scheduled with a late start.

    D Alter to task priorities.

    E A or B


    正确答案:A

  • 第19题:

    ● In crashing a task, you would focus on:

    A As many tasks as possible.

    B Non critical tasks.

    C Accelerating performance of tasks on critical path.

    D Accelerate performance by minimizing cost.

    E A and D.


    正确答案:C

  • 第20题:

    ● A non-critical path activity is completed in half the time. Then,

    A The critical path is also reduced.

    B The slack in the path containing this activity will increase.

    C The total cost for this activity has decreased.

    D Manpower from this activity can be assigned to other activities.

    E All of the above.


    正确答案:B

  • 第21题:

    A critical path for a project is the series of activities that determine( )by which the project can be completed.

    A.the earliest time
    B.the latest time
    C.the total time
    D.the free time

    答案:A
    解析:
    翻译:关键路径通常由一系列决定项目工期的活动组成,它们决定了整个项目的( )。A.最早完成时间 B.最迟完成时间 C.总时间 D.自由时间

  • 第22题:

    A customer needs the ability to recover their data if a total system failure occurs.  Which two of the following are the most important considerations in determining the solution?()

    • A、Network utilization
    • B、Total amount of storage installed
    • C、Amount of open files in the backup
    • D、Amount of critical data in the backup or restore

    正确答案:D

  • 第23题:

    单选题
    View the Exhibit and examine the structure of the ORDERS table. Which task would require subqueries?  ()
    A

     displaying the total order value for sales representatives 161 and 163

    B

     displaying the order total for sales representative 161 in the year 1999

    C

     displaying the number of orders that have order mode online and order date in 1999

    D

     displaying the number of orders whose order total is more than the average order total for all online orders


    正确答案: D
    解析: 暂无解析