When a transaction reports no affected rows, it means that: (Choose 2)
                                
A.The transaction failed
B.The transaction affected no lines
C.The transaction was rolled back
D.The transaction was committed without error
                              
Click To Show Ans:A,B
                        

                                
What is the maximum size of the VARCHAR column type?
                                
A.255 Bytes
B.255 Characters
C.512 Bytes
D.512 Characters
E.No Limit
                              
Click To Show Ans:B
                        

                                
How can XML parsing errors be suppressed in the SimpleXML extension?
                                
A.error_reporting(E_ALL^E_NOTICE);
B.simplexml_disable_errors(TRUE);
C.simplexml_ignore_errors(TRUE);
D.libxml_use_internal_errors(TRUE);
E.simplexml_load_file("file.xml", LIBXML_NOERROR);
                              
Click To Show Ans:D
                        

                                
What will the following code print?
echo addslashes('I am a <b>small</b> "HTML" string, which is
\'invalid\'</u>.');
                                
A.I am a <b>small</b> "HTML" string, which is 'invalid'</u>.
B.I am a <b>small</b> \"HTML\" string, which is \'invalid\'</u>.
C.I am a <b>small</b> \"HTML\" string, which is \\'invalid\\'</u>.
D.I am a <b>small</b> \"HTML\" string, which is \\\'invalid\\\'</u>.
E.I am a \<b\>small\<\/b\> "HTML" string, which is 'invalid'\<\/u\>.
                              
Click To Show Ans:B
                        

                                
What is the output of the following code?
 <?php 
 $a = 'a'; $b = 'b';
 echo isset($c) ? $a.$b.$c : ($c = 'c').'d';
?>
                                
A.abc
B.cd
C.0d
                              
Click To Show Ans:B