Database Management Systems (DBMS)
Which of the following best describes Concurrency control?
Difficulty: Hard
About this MCQ
This Hard Database Management Systems (DBMS) MCQ checks one syllabus fact.
The question is: “Which of the following best describes Concurrency control?”
The accepted answer is B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations is the person body or term that satisfies Which of the following best describes Concurrency control option B Option A A subset of SQL commands used to manage data within tables such as INSERT UPDATE and DELETE does not match the stem it is a near-miss used to catch incomplete recall of A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations Option C 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 set.
- A. A subset of SQL commands used to manage data within tables, such as INSERT, UPDATE, and DELETE.
Why not A: “A subset of SQL commands used to manage data within tables, such as INSERT, UPDATE, and DELETE.” is not correct. The accepted answer is B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations is the person body or term that satisfies Which of the following best describes C
- B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations. ✓
- C. A type of database that organizes data into tables of rows and columns linked by defined relationships.
Why not C: “A type of database that organizes data into tables of rows and columns linked by defined relationships.” is not correct. The accepted answer is B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations is the person body or term that satisfies Which of the following best describes C
- D. A database property ensuring that relationships between tables remain consistent, typically enforced through foreign keys.
Why not D: “A database property ensuring that relationships between tables remain consistent, typically enforced through foreign keys.” is not correct. The accepted answer is B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations is the person body or term that satisfies Which of the following best describes C
Correct answer
B. A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations.
Explanation
A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations is the person body or term that satisfies Which of the following best describes Concurrency control option B Option A A subset of SQL commands used to manage data within tables such as INSERT UPDATE and DELETE does not match the stem it is a near-miss used to catch incomplete recall of A set of techniques used in a DBMS to ensure correct results for concurrent transaction operations Option C 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 set.
Source: Database Management Systems (DBMS) Official Reference Guide
Tags: computer science, dbms, SQL, databases
Submitted by: MCQsHub Editorial
Related MCQs
- What does Referential integrity refer to?
- Data warehouse is best defined as which of the following?
- Which term refers to a database property ensuring that relationships between tables remain consistent, typical...
- A type of database that organizes data into tables of rows and columns linked by defined relationships. What i...
- Select the accurate description of Composite key.
- Choose the correct description of Relational database.