SQL
يحدد هذا الاختبار مستوى معرفتك بـ SQL
زودنا بعلوماتك
1. Database management system (DBMS) is _____.
2. The table columns in a database are also called:
3. What does the following statement in SQL do?
DROP TABLE student;
4. Which of the following commands are a part of Data Control Language?
5. ?What does SQL stand for
6. What does DML stand for?
7. Which of the following is a Data Definition Language (DDL)?
8. Which one of the following is used to extract data from a database?
9. Which of the following commands is used to delete all rows and free up space from a table?
10. What does the following code snippet do?
ALTER TABLE STUDENT ADD(ADDRESS VARCHAR2(20));
11. With MySQL, how do you select all records from a database?
12. Which of the following is used to update data (row) in a database?
13. Which one of the following is used to count the number of rows in a SQL query?
14. What command is used to create a new table in SQL?
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