Related Questions

A phantom read occurs when a transaction rereads data it has previously read and finds modifications or deletions caused by a committed transaction.
A True
B False
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?
A Nonrepeatable read
B Phantom read
C Dirty read
D Consistent read
When one transaction reads a changed record that has not been committed to the database a filthy read occurs.
A True
B False
Which of the following records logons and deletions?
A Key logger
B Packet sniffer
C Log analysis tools
D Screen captures
When the parent entity is required, cascading updates and cascading deletions should be allowed or the associated actions on the parent should be prohibited.
A True
B False
Which of the following occurs when one transaction reads a changed record that has not been committed to the database?
A Nonrepeatable read
B Phantom read
C Dirty read
D Consistent read
Who said "Adolf Hitler is Germany and Getmany is Adolf Hitler. He who is committed to Hitler is committed to Germany"-
A R.Hess
B Mussolini
C Hitler
D Communist international
50% of the people in an area read Ittefaq and 60% of the people in that area read Prothom Alo. 20% people read both the newspapers. What percent of people do not read any of the newspapers ?
A 20
B 10
C 15
D 25
Gibbs phase rule finds application, when heat transfer occurs by
A Conduction
B Convection
C Radiation
D Condensation
A transaction for which all committed changes are permanent is called:
A atomic.
B consistent.
C isolated.
D durable.

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