OCP 071中文考试题库(cuug内部资料)第1题

本套题库是OCP考试中的071(中文版)试题,由CUUG整理,如有报考OCP认证意向,可以联系cuug咨询老师。

1、请选择两项。

查看EMPLOYEES表的说明:

Name  Null?  Type

------------- ------------- ---------------

EMPLOYEE_ID NOT NULL NUMBER(3),

FIRST_NAME VARCHAR2 (15)

LAST_NAME NOT NULL VARCHAR2 (15)

SALARY NUMBER(6, 2)

哪两条语句将成功运行?

A) SELECT 'The first_name is ' ' ' || first_name || ' ' ' FROM employees;

B) SELECT 'The first_name is ' || first_name || ' ' FROM employees;

C) SELECT 'The first_name is ' ' || first_name || ' ' FROM employees;

D) SELECT 'The first_name is ' ' ' || first_name || ' ' ' ' FROM employees;

E) SELECT 'The first_name is \' ' || first_name || '\' ' FROM employees;

OCP 071中文考试题库-第1题-LMLPHP

02-07 03:37