Tutor profile: Akash G.
Subject: SQL Programming
Is a NULL value same as zero or a blank space? If not then what is the difference?
A NULL value is not same as zero or a blank space. A NULL value is a value which is ‘unavailable, unassigned, unknown or not applicable’. Whereas, zero is a number and blank space is a character.
Subject: C++ Programming
what is the use of constructor in c++?
The use of constructors comes when we have to initialise the members of an object, as soon as the object is created
Subject: C Programming
what is void in C language?
Void is an empty data type that has no value. We use void data type in functions when we don’t want to return any value to the calling function.
needs and Akash will reply soon.