Which two statements are true regarding the execution of the correlated sub-queries?Choose two.() A: The nested query executes after the outer query returns the row. B: The nested query executes first and then the outer query executes C: The outer query executes only once for the result returned by the inner query. D: Each row returned by the outer query is evaluated for the results returned by the inner query

Which of the following terms is used to define the set of instructions that a computer executes to carry out a specific task for you?() A: Software B: Utilities C: Hardware D: Rules

中国大学MOOC: A computer program is a collection of instructions that performs a specific task when executed by a computer. A computer requires programs to function and typically executes the program’s instructions in a ________.

C's if statement executes the statement inside its body if a specified __________ is __________. A: condition, true B: condition, false C: equality operator, true D: relational operator, true

When a repeating timer expires,（）. A: The When-Timer-Expired trigger resets the timer's iteration parameter.  B: The When-Custom-Item-Event trigger fires and executes the desired actions.  C: It is put in a queue of expired timers for processing on a first-in-first-out basis.  D: The When-Timer-Expired trigger fires instantly regardless of any other processing in the form module.

When a repeating timer expires,（）. A: The When-Timer-Expired trigger resets the timer's iteration parameter. B: The When-Custom-Item-Event trigger fires and executes the desired actions. C: It is put in a queue of expired timers for processing on a first-in-first-out basis. D: The When-Timer-Expired trigger fires instantly regardless of any other processing in the form module.&e

Which statement describes the significance of the CHANGE FAILURE command in RMAN？（） A:  It is used to change failure priority only for HIGH or LOW priorities. B:  It is used to execute the advised repair script. C:  It is used to change failure priority only for the CRITICAL priority. D:  It is used to explicitly close the open failures. E:  It is used to inform the database about the repair after the repair script executes.

Which statement describes the significance of the CHANGE FAILURE command in RMAN？（） A: A It is used to change failure priority only for HIGH or LOW priorities. B: B It is used to execute the advised repair script. C: C It is used to change failure priority only for the CRITICAL priority. D: D It is used to explicitly close the open failures. E: E It is used to inform the database about the repair after the repair script executes.

import java.io.IOException；  public class ExceptionTest（  public static void main （String[]args）  try （  methodA（）；  ） catch （IOException e）  （  system.out.printIn（“Caught IOException”）；  ） catch （Exception e）   （  system.out.printIn（“Caught Exception”）；  ）  ）  public void methodA （）   {  throw new IOException （）；  }   What is the result？（） A:  The code will not compile. B:  The output is caught exception. C:  The output is caught IOException. D:  The program executes normally without printing a message.

A batch application executes a large number of update statements. The service level agreement for the application states that the application must complete its work as quickly as possible to ensure that dependent workloads can start ontime. What is one way to help the application complete quickly?（） A: Code the application to issue a LOCK TABLE statement.   B: Code the application to issue a LOCK ROW statement.   C: Decrease the number of I/O servers.   D: Increase the locklist parameter.