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Oracle

1Z0-061 · Question #237

Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) Which three statements insert a row into the table? (Choose three.)

The correct answer is C. INSERT INTO employees VALUES ( 1000, 'John', NULL); E. INSERT INTO employees (employee_id) VALUES (1000); F. INSERT INTO employees (employee_id, first_name, last_name) VALUES ( 1000, 'John', ' '). EMPLOYEE_ID is a primary key.

Manipulating Data

Question

Examine the structure of the EMPLOYEES table:

EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2(25) LAST_NAME VARCHAR2(25) Which three statements insert a row into the table? (Choose three.)

Options

  • AINSERT INTO employees VALUES ( NULL, 'John', 'Smith');
  • BINSERT INTO employees( first_name, last_name) VALUES( 'John', 'Smith');
  • CINSERT INTO employees VALUES ( 1000, 'John', NULL);
  • DINSERT INTO employees (first_name, last_name, employee_id) VALUES ( 1000, 'John', 'Smith');
  • EINSERT INTO employees (employee_id) VALUES (1000);
  • FINSERT INTO employees (employee_id, first_name, last_name) VALUES ( 1000, 'John', ' ');

How the community answered

(54 responses)
  • A
    4% (2)
  • B
    11% (6)
  • C
    83% (45)
  • D
    2% (1)

Explanation

EMPLOYEE_ID is a primary key.

Topics

#INSERT statement#DML syntax#NULL values#column list

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