Chapter 1.2, Problem 2QE

Explanation of Solution

Given Steps:

• Step 1:
  • Move the contents of cell number 2 to cell number 3.
• Step 2:
  • Move the contents of cell number 3 to cell number 2.

Errors in given sequence of steps:

• The Step 1 moves the contents of cell number 2 to 3.
• It deletes the value in cell number 2 and is been copied into cell number 3.
• The Step 2 moves contents of cell number 3 to cell number 2.
• It moves the value in cell number 3 to 2.
• In this case, the old value of cell number 2 only will get copied in this case.
• To rectify this, a cell is to be considered for temporary storage, suppose the cell is cell 4...