1) What is the difference between struct and class.
2) Difference between call by value and call by reference.
3) What is a doubly link list and name some methods and attributes.
4) Write a function in whatever language that accepts an integer(decimal) as an argument and will return how many 1's are in that integer's binary counterpart.

Question

1) What is the difference between struct and class.
2) Difference between call by value and call by reference.
3) What is a doubly link list and name some methods and attributes.
4) Write a function in whatever language that accepts an integer(decimal) as an argument and will return how many 1's are in that integer's binary counterpart.

WD

WD interview question

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