Data Processing Past Questions and Answers

An entrepreneur who wishes to send digital data over a telephone line would need a ____________

Graphical User Interface is considered user friendly because of the following reasons except that it ____________

Figure 1 depicts ____________

(a) What is a function in MS Excel?
(b) List two categories of functions in MS Excel.
(c) What is the cell referencing in MS Excel.
(d)(i) State two types of cell referencing in MS Excel.
(ii) Give one example of each type in 1(d)(i)

Ciroma Chukwuma Adekunle has just opened a computer business centre within a school environment.
(a) State three computer services that may be provided in the business center
(b) List three devices required in the business centre
(c) Give two applications software needed in the business centre.
(d) Outline two precautions that must be taken by Ciroma Chukwuma Adekunle to ensure the safety of this computer if he accepts documents in movable devices from his customers.