3(a) Table 1 shows the actions perfomed by a company on its stored files.
Tick the actions that will ensure that the files are kept confidential and secured
| S/N | ACTIONS | TICK |
| 1 | use of anti virus | |
| 2 | use of backup | |
| 3 | use of biometrics | |
| 4 | use of folder | |
| 5 | use of manual file | |
| 6 | use of password |
(b) list two disadvantages of computer files as compared to manual files.
(c)(i) define charts as its relates to Ms Excel
(ii) give two types of charts in Ms Excel
Explanation
(a) Actions that will ensure that the files are kept confidential and secured are ticked.
| S/N | ACTIONS | TICK |
| 1 | use of anti virus | → |
| 2 | use of back up | → |
| 3 | use of biometrics | → |
| 4 | use of folder | |
| 5 | use of manual file | |
| 6 | use of password | → |
b[i]it is more expensive to setup compared to manual files ,
[ii] when there is no power ,computer files cannot be accessed.
[iii] it is vulnerable to computer virus/hackers
c[i]In Microsoft excel a chart is often called a graph , it is a visual representation of data from a worksheet that can bring more understanding to the data than just looking at the numbers, A Chart is a powerful tool that allows you to visually display in graphic form.
[ii] Types of charts in Ms excel:
bar,column,pie,line, area,doughnut,scatter,surface,or Radar charts.