Answer:
In c# Dictionary is the collection of keys and value .The dictionary is a generic collection class which is in the System.Collection.Generics namespace. we can represent dictionary like that Dictionary<TKey, TValue> where TKey represent the type of key and TValue is the type of TValue.
Following are the example which represent dictionary as integer and string
using System.Collections.Generic; // namespace
class Test // class test
{
static void Main() // main method
{
var ob = new Dictionary< int,string>(); // type integer and string
dictionary.Add( 2,"hello");
dictionary.Add(143,"hello1);
// The dictionary has 2 pairs.
Console.WriteLine("DICTIONARY 1 " + ob.Count);
}
}
Output:
DICTIONARY 1 :2
Explanation:
In this program we create a dictionary generic class which is integer and string type after that we add the elements in the dictionary by "dictionary.Add method " and finally print the count of dictionary
Answer:
?
Explanation:
these are instructions to a question?
<span>public static int methodName(int a, int b){
a = a * 2;
b = b * 2;
}
</span><span>int result = doubling(5, 10<span>);
System.out.println(result);
//result would be 10, 20</span></span>
Answer:
A
Explanation:
var3 is happy + birthday, ×2
l.e happy birthday happy birthday
