Which of the following occurs when a transaction rereads data and finds new rows

Question

Which of the following occurs when a transaction rereads data and finds new rows that were inserted by a command transaction since the prior read?

Options:

A . Dirty read

B . Phantom read

C . Consistent read

D . Nonrepeatable read

Answer: Option B

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More Questions on This Topic :

Question 1. Which of the following occurs when a transaction rereads data it has previously read and finds modification or deletions....and finds modification or deletions caused by a committed transaction?

Question 2. Which of the following refers to a cursor type where changes of any type and from any source are visible?....

Question 3. The advantage of optimistic locking is that:....

Question 4. Which of the following disallows both dirty reads and nonrepeatable reads, but allows phantom reads?....

Question 5. Which of the following refers to a cursor type that when the cursor is opened, a primary key value is saved for each row....is used to fetch the current values of the row?

Question 6. A cursor type in which the application can only move forward through the recordset is called:....

Question 7. Dirty read, nonrepeatable, and phantom reads are not possible in this instance.....

Question 8. A transaction in which either all of the database actions occur or none of them do is called:....

Question 9. Which of the following occurs when one transaction reads a changed record that has not been committed to the database?....

Question 10. Which of the following allows dirty reads, nonrepeatable reads and phantom reads to occur?....

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