Database Management Systems (DBMS)
Identify the correct definition of Data Definition Language (DDL).
Difficulty: Medium
About this MCQ
This Medium Database Management Systems (DBMS) MCQ checks one syllabus fact.
The question is: “Identify the correct definition of Data Definition Language (DDL).”
The accepted answer is D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.. Identify the correct definition of Data Definition Language DDL is answered by A subset of SQL commands used to define and modify database structures such as CREATE and ALTER option D Option A A DBMS component that determines the most efficient way to execute a given database query does not match the stem it is a near-miss used to catch incomplete recall of A subset of SQL commands used to define and modify database structures such as CREATE and ALTER Option B A type of database that organizes data into tables of rows and columns linked by defined relationships does not match the stem it is a near-miss used to catch incomplete recall of A subset of SQL commands used.
- A. A DBMS component that determines the most efficient way to execute a given database query.
Why not A: “A DBMS component that determines the most efficient way to execute a given database query.” is not correct. The accepted answer is D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.. Identify the correct definition of Data Definition Language DDL is answered by A subset of SQL commands used to define and modify database structures such as CREATE and ALTER optio
- B. A type of database that organizes data into tables of rows and columns linked by defined relationships.
Why not B: “A type of database that organizes data into tables of rows and columns linked by defined relationships.” is not correct. The accepted answer is D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.. Identify the correct definition of Data Definition Language DDL is answered by A subset of SQL commands used to define and modify database structures such as CREATE and ALTER optio
- C. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.
Why not C: “A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.” is not correct. The accepted answer is D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.. Identify the correct definition of Data Definition Language DDL is answered by A subset of SQL commands used to define and modify database structures such as CREATE and ALTER optio
- D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER. ✓
Correct answer
D. A subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.
Explanation
Identify the correct definition of Data Definition Language DDL is answered by A subset of SQL commands used to define and modify database structures such as CREATE and ALTER option D Option A A DBMS component that determines the most efficient way to execute a given database query does not match the stem it is a near-miss used to catch incomplete recall of A subset of SQL commands used to define and modify database structures such as CREATE and ALTER Option B A type of database that organizes data into tables of rows and columns linked by defined relationships does not match the stem it is a near-miss used to catch incomplete recall of A subset of SQL commands used.
Source: Database Management Systems (DBMS) Official Reference Guide
Tags: computer science, dbms, SQL, databases
Submitted by: MCQsHub Editorial
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