Which of the Following Statements About COMMIT and ROLLBACK Commands

question 90

Multiple Choice

Which of the following statements about COMMIT and ROLLBACK commands is incorrect?​

• A) ​All DML commands (INSERT,UPDATE,DELETE)are explicitly committed and cannot be rolled back.
• B) ​All DDL commands (CREATE,TRUNCATE,ALTER TABLE)are explicitly committed and cannot be rolled back.
• C) ​A ROLLBACK command will reverse all DDL operations performed since the last COMMIT was performed.
• D) ​all of the above

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Definitions:

Career

The progression and actions of an individual throughout their working life, encompassing various occupations and professional experiences.

Career Consolidation

A stage that is entered between the ages of 20 and 40, when young adults become centered on their careers.

George Vaillant

A psychiatrist known for his research on aging and adult development, particularly for his work on the Grant Study, a longitudinal study of men's lives.

Realistic Period

The third stage of Ginzberg’s theory, which occurs in early adulthood, when people begin to explore specific career options, then narrow their choices and make a commitment.