3.2 Check in

Which Halloween candy is ranked number 1 according to the data provided?

• Reese's Miniatures

• Twix

• Reese's Peanut Butter Cup

• Snickers

What is the percentage preference for Kit Kat?

• 81.6%

• 76.8%

• 73.4%

• 76.7%

Which candy is less preferred, Reese's Pieces or Milky Way?

• Reese's Pieces

• Milky Way

• They have the same preference percentage

• Cannot be determined from the data provided

What is an initializer list in the context of arrays?

• A method to initialize array elements to zero

• A function that is called when an array is created

• A comma-separated list of values or objects given inside curly braces

• A special type of array that can change size dynamically

What is the index of an array?

• The length of the array

• The memory address where the array is stored

• A unique identifier for each element in an array

• The value stored at a particular position in an array

How do you change the first value of a double array named 'temps' to 85.1?

• temps[0] = 85.1;

• temps[1] = 85.1;

• temps[85.1] = 0;

• temps[85.1] = 1;

How do you store the value of the second element of a double array named 'temps' in a variable called noonTemp?

• noonTemp = temps[2];

• noonTemp = temps[1];

• noonTemp = temps[0];

• noonTemp = temps;

How is assigning a value to a position in a 1D array similar to assigning a value to a variable? How is it different?

• Similar: Both involve specifying a location to store a value. Different: Arrays can store multiple values, variables only one.

• Similar: Both can store multiple values. Different: Variables use indices, arrays do not.

• Similar: Both use curly braces for assignment. Different: Arrays require an index, variables do not.

• Similar: Both are used to store integers only. Different: Arrays can be multidimensional, variables cannot.