OCP-1Z0-051-題目解析-第25題

25. You need to create a table with the following column specifications: 
1. Employee ID (numeric data type) for each employee 
2. Employee Name (character data type) that stores the employee name 
3. Hire date, which stores the date of joining the organization for each employee 
4. Status (character data type), that contains the value 'ACTIVE' if no data is entered 
5. Resume (character large object [CLOB] data type), which contains the resume submitted by the employee 
Which is the correct syntax to create this table? 


A. 
CREATE TABLE EMP_1         
(emp_id NUMBER(4),  
emp_name VARCHAR2(25),  
start_date DATE,  
e_status VARCHAR2(10) DEFAULT 'ACTIVE',  
resume CLOB(200));
 
B. 
CREATE TABLE 1_EMP         
(emp_id NUMBER(4),  
emp_name VARCHAR2(25),  
start_date DATE,  
emp_status VARCHAR2(10) DEFAULT 'ACTIVE',  
resume CLOB);
 
C.
 CREATE TABLE EMP_1        
(emp_id NUMBER(4),  
emp_name VARCHAR2(25),  
start_date DATE,  
emp_status VARCHAR2(10) DEFAULT "ACTIVE",  
resume CLOB); 


D. 
CREATE TABLE EMP_1         
(emp_id  NUMBER,  
emp_name VARCHAR2(25),  
start_date DATE,  
emp_status VARCHAR2(10) DEFAULT 'ACTIVE',  

resume CLOB); 

Answer: D 

A：錯誤，CLOB類型不需要定義長度
B：錯誤，表名不能以數字開頭
C：錯誤，字串是以單引號開頭和結束的
D：正確