Which of the following is a valid comparison operator in SQL? &&<=** ==

Which of the following is a valid comparison operator in SQL? &&<=** ==

In SQL, which operator is used to check if a value is not equal to a specified value?OptionsNOT!==<>

Which one of the following statements is correct?Select one:strcmp(s1, s2) returns 0 if s1==s2strcmp(s1, s2) returns 1 if s1==s2strcmp(s1, s2) returns a number greater than 0 if s1<s2strcmp(s1, s2) returns a number less than 0 if s1>s2

Which one is NOT a valid PHP comparison operator?Question 18Select one:a.!=b.<>c.!<d.===

What is the result of a relational operator?Select one:is equal or less or moreis less than or is more thaneither true or falseAll of these