Answer:
View for question 3 and Page layout for question 4
Explanation:
Answer: A primary key that is made up of more than one attribute is known as a composite key.
Answer:
Write the following lines of code just before the return statement
//1
System.out.println("You entered "+userNum);
// 2
System.out.println(userNum+" squared is "+(Math.pow(userNum, 2))+" and "+userNum+" cubed is "+(Math.pow(userNum, 3)));
//3
int userNum2 = 0;
System.out.print("Enter another integer: ");
userNum2 = scnr.nextInt();
int sum = userNum + userNum2;
System.out.println(userNum+" + "+userNum2+" is "+sum);
int product = userNum * userNum2;
System.out.println(userNum+" * "+userNum2+" is "+product);
Explanation:
I continued the program from where you stopped in the question
The explanation has been added as an attachment
Answer: Bookmark File
Explanation: Cache is like short term memory, like history on a web browser. You can manually clear it, just like on the web. If you bookmark a file though, it gets saved to memory, and you can call on it later
Answer:
MDF, IDFs
Explanation:
MDF or main distribution frame is a cable racking system in networking used to interconnect and manage information technology connecting cables from itself to multiple IDFs.
The IDF or intermediate distribution frame, on the other hand, are cable racks that holds or stacks networking devices together and connects it cables to a central MDF rack.
A scenario of this connection is IDFs mounted on various floors on a building and all connected to one MDF.