Prior to using pointer variable _________________________________Question 5Answera.it should be declaredb.it should be initializedc.none of thesed.it should be both declared and initialized

Prior to using a variable in C_________________________________Question 13Answera.it should be initializedb.none of the mentionedc.it should be both declared and initializedd.it should be declared

Prior to using a pointer variable it should beQuestion 2Answera. Declaredb.None of thesec. Both declared and initalizedd. Initialized

What is the correct syntax for declaring a pointer variable?

Which of these is a correct way to initialize a pointer in C?Marks : 1Negative Marks : 0Answer hereint ptr = 0int *ptr = 0int ptr = NULLint *ptr = NULL

In C, parameters are always Question 1Answera.Passed by valueb.Passed by referencec.Non-pointer variables are passed by value and pointers are passed by referenced.Passed by value result