Absolute cell references are indicated by placing a $ in front of the row and column indicators

What is the best method to use when cleaning the optical sensors on a wireless mouse?

A) Compressed air B) Mild detergent C) Alcohol D) Monitor wipes

Which of the following statements is false?

a. A catch block declares a type and an exception parameter name. b. Inside the catch block, you can use the parameter’s name to interact with a caught exception object. c. When a program is executed, array element indices are checked for validity—all indices must be greater than 0 and less than or equal to the length of the array. d. If an attempt is made to use an invalid index to access an element, an ArrayIndexOutOfBoundsException exception occurs.