Use the MS-Excel table below to answer questions 48 to 50.
| A | B | C | D | |
| 1 | BOOKS SUPPLIED TO SENIOR HIGH SCHOOL | |||
| 2 | FORM | MATHS | ICT | ENGLISH LANG |
| 3 | SHS I | 2456 | 6580 | 5678 |
| 4 | SHS II | 3450 | 4009 | 4400 |
| 5 | SHS III | 8765 | 4500 | 9000 |
The content of cell D3 is?
Use the MS-Excel below to answer this question.
| A | B | C | D | |
| 1 | BOOKS | SUPPLIED | TO SENIOR | HIGH SCHOOL |
| 2 | FORMS | MATHS | ICT | ENGLISH LANGUAGE |
| 3 | SHSI | 2456 | 6580 | 5678 |
| 4 | SHSII | 3450 | 4009 | 4400 |
| 5 | SHSIII | 8765 | 4500 | 9000 |
The number of cells that contain data in row 1 is?
The number of cells that contain numeric data in the table above is?
(a) Define the term operating system. (b) State two functions of an operating system. (c) List two types of: (i) application software (ii) translators
(d) You were asked as a school prefect to compile the personal data of final year students in your school. State two software that could be used to perform the task.
(a) What is a computer file?
(b) State two features each of: (i) transaction file (ii) reference file.
(c) List two: (i) effects of file insecurity (ii) methods of securing files.
