Database Management Systems (DBMS)
Which of the following best describes Transaction deadlock?
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 Transaction deadlock?”
The accepted answer is D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress.. A situation in which two transactions are each waiting for the other to release a lock preventing progress is the person body or term that satisfies Which of the following best describes Transaction deadlock option D Option A A database structure that improves the speed of data retrieval operations on a table does not match the stem it is a near-miss used to catch incomplete recall of A situation in which two transactions are each waiting for the other to release a lock preventing progress Option B A diagram that visually represents entities and their relationships within a database does not match the stem it is a near-miss used to catch incomplete recall of A situation in which two transactions.
- A. A database structure that improves the speed of data retrieval operations on a table.
Why not A: “A database structure that improves the speed of data retrieval operations on a table.” is not correct. The accepted answer is D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress.. A situation in which two transactions are each waiting for the other to release a lock preventing progress is the person body or term that satisfies Which of the following best des
- B. A diagram that visually represents entities and their relationships within a database.
Why not B: “A diagram that visually represents entities and their relationships within a database.” is not correct. The accepted answer is D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress.. A situation in which two transactions are each waiting for the other to release a lock preventing progress is the person body or term that satisfies Which of the following best des
- C. A virtual table based on the result of a stored SQL query.
Why not C: “A virtual table based on the result of a stored SQL query.” is not correct. The accepted answer is D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress.. A situation in which two transactions are each waiting for the other to release a lock preventing progress is the person body or term that satisfies Which of the following best des
- D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress. ✓
Correct answer
D. A situation in which two transactions are each waiting for the other to release a lock, preventing progress.
Explanation
A situation in which two transactions are each waiting for the other to release a lock preventing progress is the person body or term that satisfies Which of the following best describes Transaction deadlock option D Option A A database structure that improves the speed of data retrieval operations on a table does not match the stem it is a near-miss used to catch incomplete recall of A situation in which two transactions are each waiting for the other to release a lock preventing progress Option B A diagram that visually represents entities and their relationships within a database does not match the stem it is a near-miss used to catch incomplete recall of A situation in which two transactions.
Source: Database Management Systems (DBMS) Official Reference Guide
Tags: computer science, dbms, SQL, databases
Submitted by: MCQsHub Editorial
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