Question 4
(a) List three criteria that are used in classifying file.
(b) State:
(i) two advantages and two disadvantages of computer files;
(ii) three methods of file security.
The expected answers were:
5.(a) Three criteria used in file classification
Nature of file content;
Organizational method;
Storage devices/media;
(b)(i)
Advantage ( Any two) |
Disadvantage (Any two) |
1. Faster and efficient in processing of information |
1. Expensive to set up |
2. More secure |
2. Requires power supply |
3. Fast to access |
3. Data are often duplicated |
4. Uses lesser space |
4. Vulnerable to virus attacks |
5. More accurate |
5. Can be corrupted |
6. Can be updated |
6. Requires formal training to handle |
7. Permits long time storage and retrieval |
|
(ii) Any three methods of file security
Use of backup
Use of antivirus/Use of firewalls
Use of password
Proper labeling of storage devices
Restriction of access to computer installation/room File encryption
The question was on Managing Computer Files. It was unpopular with the candidates. It showed that many candidates that attempted it had little depth of knowledge of it. The performance of candidates was reported to be average. |
