CSCE 4430 Exam 1 Combined Questions with Verified Solutions
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Course
CSCE 4430 Exm 1
Institution
CSCE 4430 Exm 1
CSCE 4430 Exam 1 Combined Questions
with Verified Solutions
What is the purpose of a database management system (DBMS)?
To manage and organize data efficiently, allowing for data storage, retrieval, and
manipulation.
What does SQL stand for?
Structured Query Language.
How do you cr...
CSCE 4430 Exam 1 Combined Questions
with Verified Solutions
What is the purpose of a database management system (DBMS)?
✔✔ To manage and organize data efficiently, allowing for data storage, retrieval, and
manipulation.
What does SQL stand for?
✔✔ Structured Query Language.
How do you create a table in SQL?
✔✔ Using the `CREATE TABLE` statement followed by the table name and column definitions.
What is a primary key in a database?
✔✔ A unique identifier for each record in a table.
How do you retrieve all columns from a table in SQL?
✔✔ By using the `SELECT * FROM table_name;` statement.
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, What is a foreign key in a relational database?
✔✔ A field that links to the primary key of another table, establishing a relationship between the
two tables.
What does the `INSERT INTO` statement do in SQL?
✔✔ It adds new records to a table.
How do you update an existing record in a SQL table?
✔✔ By using the `UPDATE table_name SET column1 = value1 WHERE condition;` statement.
What is the purpose of the `JOIN` clause in SQL?
✔✔ To combine rows from two or more tables based on a related column between them.
How do you delete a record from a SQL table?
✔✔ By using the `DELETE FROM table_name WHERE condition;` statement.
What is a view in SQL?
✔✔ A virtual table created by a query that selects data from one or more tables.
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