SQL (Structured Query Language) MCQ Quiz (Multiple Choice Questions And Answers)

Sql programming

SQL (Structured Query Language) Quiz as Multiple Choice Questions And Answers for you next job or exam

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Which SQL function is used to count the number of rows in a SQL query?
Which SQL keyword is used to retrieve a maximum value?
Which of the following SQL clauses is used to DELETE tuples from a database table?
_____removes all rows from a table without logging the individual row deletions
Which of the following is not a DDL command?
Which of the following are TCL commands?
___ is not a category of SQL command
If you don’t specify ASC or DESC after a SQL ORDER BY clause, the following is used by default ____
Which of the following statement is true?
What is the purpose of the SQL AS clause?
Which of the following is a legal expression in SQL?
DCL provides commands to perform actions like
The COUNT function in SQL returns the number of _____
Which data type can store unstructured data in a column?
A SQL query will not work if there are no indexes on the relations - Is it true?
Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE
The SQL statement - SELECT SUBSTR(\'abcdefghij\', INSTR(\'123321234\', \'2\', 3, 2), 2) FROM DUAL; Prints
The SQL statement - SELECT ROUND(45.926, -1) FROM DUAL;
Which of the following must be enclosed in double-quotes?
Which of the following command makes the updates performed by the transaction permanent in the database?

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