The header element includes links to other pages within a website.?

Which symbol is the error indicator that appears in a cell having a formula that has broken a rule?

A) green triangle B) green square C) red exclamation point D) yellow caution sign

Answer the following statements true (T) or false (F)

1. There is no need for error checking when popping a stack. 2. There is no need for error checking when pushing a stack. 3. Data is inserted into a queue at the back. 4. Data is removed at the back of the queue.