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Posts : 114
Join date : 2012-10-29
Location : Lahore Pakistan

PostSubject: ===<<<MySql>>>= ==   Tue Jul 15, 2014 6:27 pm

===<<>>= ==

Q1:- Which of the following can be influenced by the choice of character set ?
Ans:-A.Disk usage when storing data
BThe time taken to read & write table rows on disk
C.Memory usage
Q2:- Which of the following are requirements for MyISAM binary portability?
Ans:- A.Both machines must use IEEE floating-point format or contain no floating-point columns.
B.Both machines must use two's-complement integer arithmetic.
Q3:- What are some properties of using LOCK TABLE?
Ans:- A.Less work is required by the server to acquire and release locks
C.Using LOCK TABLE sometimes decreases the amount disk reads and writes needed for a group of statements.
D.All tables must be locked in a single statement.
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