2025 1Z0-071 QUESTIONS ANSWERS | HIGH PASS-RATE ORACLE DATABASE SQL 100% FREE EXAM CRAM REVIEW

2025 1z0-071 Questions Answers | High Pass-Rate Oracle Database SQL 100% Free Exam Cram Review

2025 1z0-071 Questions Answers | High Pass-Rate Oracle Database SQL 100% Free Exam Cram Review

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Exam Oracle 1z0-071 Cram Review - Relevant 1z0-071 Questions

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Oracle Database SQL Sample Questions (Q293-Q298):

NEW QUESTION # 293
Which two are true about rollbacks?

  • A. If the ROLLBACK statement is used without TO SAVEPOINT, then all savepoints in the transaction are deleted .
  • B. Data Control L anguage (DCL) statements, such as GRANT and REVOKE, can be rolled back.
  • C. A transaction interrupted by a system failure is automatically rolled back.
  • D. Data consistency is not guaranteed after a rollback.
  • E. The ROLLBACK statement does not release locks resulting from table updates.

Answer: A,C


NEW QUESTION # 294
Which two statements are true about date/time functions in a session where NLS_DATE_FORMAT is set to DD-MON-YYYY HH24:MI:SS?

  • A. SYSDATE can be queried only from the DUAL table.
  • B. SYSDATE and CURRENT_DATE return the current date and time set for the operating system of the database server.
  • C. CURRENT_DATE returns the current date and time as per the session time zone.
  • D. SYSDATE can be used in expressions only if the default date format is DD-MON-RR.
  • E. CURRENT_TIMESTAMP returns the same date and time as SYSDATE with additional details of fractional seconds.
  • F. CURRENT_TIMESTAMP returns the same date as CURRENT_DATE.

Answer: A,C


NEW QUESTION # 295
In the PROMOTIONS table, the PROMO_ BEGIN_DATE column is of data type and the default date format is DD-MON-RR
Which two statements are true about expressions using PROMO_ BEGIN_DATE in a query?

  • A. TONUMBER (PROMO BEGIN_DATE) - 5 will return a number
  • B. PROMO_ BEGIN_DATE - 5 will return a date
  • C. PROMO_ BEGIN_DATE - SYSDATE will return an error
  • D. TODATE(PROMO BEGIN_DATE *5) will return a date
  • E. PROMO_ BEGIN_DATE - SYSDATE will return a number

Answer: B,E


NEW QUESTION # 296
View the exhibit and examine the data in the PROJ_TASK_DETAILS table. (Choose the best answer.)

The PROJ_TASK_DETAILS table stores information about project tasks and the relation between them.
The BASED_ON column indicates dependencies between tasks.
Some tasks do not depend on the completion of other tasks.
You must generate a report listing all task IDs, the task ID of any task upon which it depends and the name of the employee in charge of the task upon which it depends.
Which query would give the required result?

  • A. SELECT p.task_id, p.based_on, d.task_in_chargeFROM proj_task_details p LEFT OUTER JOIN proj_task_details dON (p.based_on = d.task_id);
  • B. SELECT p.task_id, p.based_on, d.task_in_chargeFROM proj_task_details p FULL OUTER JOIN proj_task_details dON (p.based_on = d.task_id);
  • C. SELECT p.task_id, p.based_on, d.task_in_chargeFROM proj_task_details p JOIN proj_task_details dON (p.task_id = d.task_id);
  • D. SELECT p.task_id, p.based_on, d.task_in_chargeFROM proj_task_details p JOIN proj_task_details dON (p.based_on = d.task_id);

Answer: A


NEW QUESTION # 297
Examine the description of the BRICKS table;

Examine the description of the BRICKS_STAGE table;

Which two queries execute successfully?

  • A. SELECT shape,color FROM bricks
    MINUS
    SELECT WEIGHT,color FROM bricks_stage;
  • B. SELECT shape,color FROM bricks
    MINUS
    SELECT color,shape FROM bricks_stage;
  • C. select * from bricks
    MINUS
    select * from bricks_stage;
  • D. SELECT brick_id,shape FROM bricks
    MINUS
    SELECT WEIGHT,COLOR from bricks_stage;
  • E. SELECT shape,color,weight from bricks
    MINUS
    SELECT * FROM bricks_stage;

Answer: B,D


NEW QUESTION # 298
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