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A function is a predefined formula that performs calculations using the specific value in an orderly manner.
(i)Date and time
(ii)Statistics and test
It the value of a different cell on the current worksheet
(I) Relative. = A1 + B1
WAEC 2021 MAY/JUNE DATA PROCESSING Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
(i) Its ability to replicate data automatically helps in data recovery if the database in any site is damaged
(ii) When a component fails, the functioning of the system continues may be at reduced performance, hence, making it reliable
(iii) It has a lower communication cost
(i) Constant use of computers to process information in school will make students technological dependent.
(ii) Deterioration of the teacher role in the learning process
(iii) Excessive individualization of learning due to computer usage can lead to denial of the teacher
(iv) Use of computer which may hinder step by step students mental activity by the teacher stops them from developing creative abilities and entrepreneur spirit and initiative
(i) To help in cooling the computers
(ii) To control dust in the computer laboratory
(i) To prevent loss of data
(ii) To protect the computer equipment connected to power by stabilizing the voltage passing through.
He would follow these steps:
-Open the "updated" document MS Excel
-Go to Menu bar
-Click on reference
-Click on view menu
-Clic on the document summary. It will display number of words, lines of text, number of pages and number of paragraphs
He would follow these steps:
-Open the two documents
-Click on the menu bar
-Then point to view with the mouse pointer
-Click on cascade the windows. The two windows will display simultaneously
-Go to menu bar
-Click on file menu
-Click on document directory
-The right click on the file that has the document you want to protect
-Then click on password protect
-Type a password to protect the document
-Open Microsoft PowerPoint.
-Click on the first slide box by the left
-Click enter about three times to create three more slides
A - Click Insert, select "Date and Time", In the Header and Footer tab, select the "Date and time" checkbox, select "Update automatically, tick "Footer" checkbox, then Click "Apply to All".
B - Click Insert, On the Insert tab, select "Slide number", On the Header and Footer tab, tick "Slide number" checkbox, select Footer checkbox, then Click "Apply to All".
C - Click Insert, Choose "Text box", Go down to the Footer of the slide and write your surname. You can now do ths for the individual slides
One second, slide on ----> insert ----> click on clip art or picture ----> select folder ----> click on the instral picture
Select the Column ----> click ----> (write your name ) ----> click on second column to create your profile.
Click start ----> select quick
Access toolbar ----> Click the slide show ----> view the command from the bottom or side to show ----> preview ----> click on escape or ESC
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