Technology Exchange
免费咨询热线
400-090-9964
【2019年8月版本】OCP 071认证考试最新版本的考试原题-55-CUUG整理
OCP的071考试,在8月份左右全部换了新题,近期考试的题也全部不包括之前的题库了,这次oracle更新071考试题库,虽然全都是新题,但跟之前的相比也有关联,比如把之前的考题稍微变换一下数字、更新一下日期、或者再加一个错误选项等等。
对于2019年8月份的更新,我们CUUG已经进行了收集整理,并给出初步的答案和讲解,仅供参考,希望对考OCP 071认证的同学有帮助。
Choose two
Examine this query:
SELECT employee_id,first_name,salary
FROM employees
WHERE hire_date > '&1';
Which two methods should you use to prevent prompting for a hire date value when this query is executed?
A) Use the DEFINE command before executing the query.
B) Store the query in a script and pass the substitution value to the script when executing it.
C) Replace '&1' with '&&1' in the query.
D) Execute the SET VERIFY OFF command before executing the query.
E) Use the UNDEFINE command before executing the query.
F) Execute the SET VERIFY ON command before executing the query.
Answer:AC
(解析:如何解决变量的值无需输入 2 次,可以用 AC 的办法实现。)