What are structs in c++?

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What does the following code do: int c=0; cout< a) Undefined *Updated* b) 01 c) 00

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Design a program to input a date from user in the form day/month/year (e.g. 2/6/2000) and report whether it’s a valid date or not. The program should take account of leap years. You will need to know that a leap year is a year that is exactly divisible by 4, except that century years are only leap years if they are divisible by 400.

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What is the difference between a definition and a declaration?

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What is the difference between an external iterator and an internal iterator? Describe an advantage of an external iterator?

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Is there any problem with the following: char *a=NULL; char& p = *a;?

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What is the last index number in an array of 100 characters a) 100 b) 99 c) 101

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Do you know what are static and dynamic type checking?

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Does c++ have a hash table?

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What are the benefits of operator overloading?

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i want to know how to copy arrary without using any method or function. I have tried the below using System; class e4 { static void Main(string[] args) { int a,b; int[ ] m= new int[5]; int[ ] n= new int[5]; for(a=0;a<=4;a++) { Console.WriteLine("enter any value"); m[a]=Convert.ToInt32(Console.ReadLine()); m[a]=n[a]; } for(b=0;b<=4;b++) { Console.WriteLine(n[b]); } } } but it will give wrong result can anyone solve this problem

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Explain how a pointer to function can be declared in C++?

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