Interview Questions and Answers for 'Clover' | Search Interview Question

Interview Questions and Answers for 'Clover' - 2 question(s) found - Order By Rating

Q1. What is a Database Trigger ?

Ans. A trigger is a special kind of stored procedure that automatically gets executed upon an event in the database server.

Help us improve. Please let us know the company, where you were asked this question :

_{Like Discuss Correct / Improve database trigger Asked in 10 Companies basic frequent}

Related Questions

What is ACID ?

What is database deadlock ? How can we avoid them?

What things you would care about to improve the performance of Application if its identified that its DB communication that needs to be improved ?

If you are given a choice to implement the code to either Insert a Record or Update if already exist, Which approach will you follow ?

What is the use of @GeneratedValue annotation in Hibernate?

What is database Normalization ?

What happens to backups if we delete the RDS instance ?

What is a Cursor ?

What are temp tables ?

Q2. Why java doesn't support multiple Inheritence ?

Core Java

Ans. class A {
void test() {
System.out.println("test() method");
}
}

class B {
void test() {
System.out.println("test() method");
}
}

Suppose if Java allows multiple inheritance like this,

class C extends A, B {
}

A and B test() methods are inheriting to C class.

So which test() method C class will take? As A & B class test() methods are different , So here we would Facing Ambiguity.

Help us improve. Please let us know the company, where you were asked this question :

_{Like Discuss Correct / Improve java oops inheritence multiple inheritence Asked in 1 Companies basic frequent}

Related Questions

What are points to consider in terms of access modifier when we are overriding any method?

Why every object constructor automatically call super() in Object before its own constructors?

How compiler handles the exceptions in overriding ?

what is covariant return type?

Are constructors inherited? Can a subclass call the parent's class constructor? When?

Difference Between this() and super() ?

Can we reduce the visibility of the inherited or overridden method ?

Does a class inherit the constructor of its super class?

Search Interview Questions

Help us and Others Improve. Please let us know the questions asked in any of your previous interview.