Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? DELETE COMMIT TRUNCATE ROLLBACK DELETE COMMIT TRUNCATE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following join is also called as an 'inner-join'? None of these Non-Equijoin Self-Join Equijoin None of these Non-Equijoin Self-Join Equijoin ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve a maximum value? MOST UPPER TOP MAX MOST UPPER TOP MAX ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables? Data Manipulation Language(DML) None Data Definition Language(DDL) Both of above Data Manipulation Language(DML) None Data Definition Language(DDL) Both of above ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following do you need to consider when you make a table in SQL? Data types Primary keys All of these Default values Data types Primary keys All of these Default values ANSWER DOWNLOAD EXAMIANS APP
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