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:
13.0
Explanation:
The method doubleVal() is created to accept a single parameter of type double.
It multiplies what ever the value of the parameter is and returns the resulting value.
In this question The method is called within this output statement System.out.println(doubleVal(val)); (Note that val had already been declared and assigned the value of 6.5)
The value 6.5 is doubled and outputed to the screen
When you copy cells, cell references automatically adjust. But, when you move cells, cell references are not adjusted, and the contents of those cells and of any cells that point to them may be displayed as reference errors. In this case, you have to adjust the references manually.
If the selected copy area includes hidden cells, rows, or columns, Excel copies them. You may have to unhide data temporarily you don't want to include when you copy information.
Hope this helps! I'm not a computer genius though
Answer:
Data is stored in tables, where each row is an item in a collection, and each column represents a particular attribute of the items. Well-designed relational databases conventionally follow third normal form (3NF), in which no data is duplicated in the system. ... With a homogenous data set, it is highly space efficient
