waecE-LEARNING
Computer Studies Paper 2, May/June 2014  
Questions: 1 2 3 4   Main
General Comments
Weakness/Remedies
Strength













































Question 4

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.

_____________________________________________________________________________________________________
 

 

 

Powered by Sidmach Technologies(Nigeria) Limited .
Copyright © 2015 The West African Examinations Council. All rights reserved.