Which view will̳

题目

Which view will you use to view information regarding the jobs that are currently running in a database?()

  • A、DBA_SCHEDULER_RUNNING_JOBS
  • B、DBA_SCHEDULER_JOB_RUN_DETAILS
  • C、DBA_SCHEDULER_JOBS
  • D、DBA_SCHEDULER_JOB_LOG
参考答案和解析
正确答案:A
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相似问题和答案

第1题:

Which three methods can be used to troubleshoot problems using the Cisco Unity Express GUI?()

  • A、refresh MWI 
  • B、turn on logging 
  • C、view trace output 
  • D、view logging output 
  • E、turn on trace functions 
  • F、view system configuration

正确答案:A,E,F

第2题:

Which two statements about views are true? ()

  • A、A view can be created as read only.
  • B、A view can be created as a join on two or more tables.
  • C、A view cannot have an ORDER BY clause in the SELECT statement.
  • D、A view cannot be created with a GROUP BY clause in the SELECT statement.
  • E、A view must have aliases defined for the column names in the SELECT statement.

正确答案:A,B

第3题:

Which view of language believes that language is a system of structurally related elements for the transmission of meaning?()

A.The structural view

B.The communicative view

C.The interactional view

D.The instrumental view


正确答案:A

第4题:

On which of the following database objects may the SELECT privilege be controlled?()

  • A、Sequence
  • B、Schema
  • C、Group
  • D、View

正确答案:D

第5题:

 Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?()

  • A、 use the @function @decimal in the column formula in the view 
  • B、 select decimal on the numbers tab in the view properties box 
  • C、 select decimal on the numbers tab in the column properties box
  • D、 use the @function @decimal to format the value in the field on the form that will display in the view 

正确答案:C

第6题:

Which two login-class permissions could permit a user to view the system hierarchy of the active configuration?()

  • A、system permission
  • B、view-configuration permission
  • C、network permission
  • D、super-user permission

正确答案:A,B

第7题:

Which best describes an inline view? ()

  • A、a schema object
  • B、a subquery that can contain an ORDER BY clause
  • C、another name for a view that contains group functions
  • D、a subquery that is part of the FROM clause of another query

正确答案:D

第8题:

Which view of language believes that language is a vehicle for the expression of functional meaning?()

A.The structural view

B.The communicative view

C.The interactional view

D.The instrumental view


正确答案:B

第9题:

You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was create.) How do you obtain the definition of the view? ()

  • A、Use the DESCRIBE command in the EMP_DEPT VU view.
  • B、Use the DEFINE VIEW command on the EMP_DEPT VU view.
  • C、Use the DESCRIBE VIEW command on the EMP_DEPT VU view.
  • D、Query the USER_VIEWS data dictionary view to search for the EMP_DEPT_VU view.
  • E、Query the USER_SOURCE data dictionary view to search for the EMP_DEPT_VU view.
  • F、Query the USER_OBJECTS data dictionary view to search for the EMP_DEPT_VU view.

正确答案:D

第10题:

Which of the following abilities does a view NOT provide?()

  • A、Change which columns show
  • B、Open a view from another database
  • C、Contain custom controls
  • D、Identify a column to act as a link

正确答案:C

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