WAEC Data Processing 2023 Theory — Question 5

Model answer

(a) Functions of Disk space analyzer: Provides a display of summary of disks/drives, folders and files, and sizes; Provides information on used and available space on the disks/drives; Identify/indicate old/redundant files for optimization; Scan the computer to generate a report detailing everything that uses disk space; Monitor disk usage; issue alerts about low disk space. (b) Functions of Backup Utility: Create duplicate/copies of data/file/applications for recovery/retrieval in the event of data failure/accidental deletion; Allow the user to copy selected files on the entire hard disk/tape content to desired location; Compresses the duplicate of copied files/folders; Monitors the copying process and prompts the user of additional disk if required. (c) Functions of Registry cleaner: Scans/Cleans windows registry; Optimizes windows registry; Removes redundant items from the windows registry. (d) Functions of File manager: Creates, opens and closes files/folders; Writes data to files, and read data from files; Creates directories, determines characteristics of files and directories, and copy files; Provides a user interface to manage/organise files and folders; Provides a convenient way of performing routine tasks. (e) Functions of Uninstaller: Removes installed programs/applications; Removes other software or parts of it from a computer; Removes profile files of a program.