________ is used to uniquely identify the rows in table.
A) primary key
B) Database
C) not null
D) none of these
Correct Answer:
Verified
Q11: Which one of the following methods can
Q12: Which method retrieves each row from the
Q13: Which one of the Following methods is
Q14: Which is the comment symbol in mysql?
A)&&
B)/*….*/
C)#
D)%
Q15: A _ consists of one or more
Q17: _ returns the last error description for
Q18: A _ is a server that manages
Q19: RDBMS stands for _.
A)Relation data base management
B)reletives
Q20: In PHP $Icon=mySQL_connect("localhost","root","") is used to _
Q21: mysql_close() is use to _database(wamp) in php
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents