WAEC 2026 Digital Technologies Answers (Essay) ✅

QUESTION 1

(1a) Disk Space Analyzer:

(Pick Any One)
(i) Helps to identify files and folders that are taking up too much space on the hard drive.
(ii) Provides a graphical representation of disk usage.
(iii) Allows for the sorting of large files and folders by size.
(iv) Facilitates the deletion of unnecessary files and folders.
(v) Enables the user to free up disk space for other applications.
(vi) Helps to optimize the performance of the computer by reducing unnecessary file clutter.

(1b) Backup Utility:

(Pick Any One)
(i) Creates backup copies of data files and settings.
(ii) Provides an automated backup schedule to keep the data up-to-date.
(iii) Offers different types of data backups such as full, differential or incremental.
(iv) Ensures data security by providing encryption and password protection.
(v) Allows the user to restore data from backups in case of system failure or data loss.
(vi) Helps to ensure the continuity of business operations in the event of a disaster.

(1c) Registry Cleaner:

(Pick Any One)
(i) Scans the Windows Registry for errors and invalid entries.
(ii) Cleans up obsolete, redundant and unwanted registry entries.
(iii) Helps to improve the overall performance of the computer by accelerating Windows boot-up times.
(iv) Streamlines the registry system.
(v) Makes system backups in case of accidental deletion of essential registry files.
(vi) Prevents system crashes and maximizes the stability of the operating system.

(1d) File Manager:

(Pick Any One)
(i) Allows for the management of files and folders on the computer.
(ii) Provides a user-friendly interface for navigating and opening files.
(iii) Enables the creation, deletion and renaming of files and folders.
(iv) Helps to organize files and folders by allowing for the creation of groups.
(v) Facilitates the transfer of files and folders between different locations.
(vi) Provides advanced search features to locate specific files or folders on the computer.

(1e) Uninstaller:

(Pick Any One)
(i) Enables the user to remove unwanted software or applications from the computer.
(ii) Helps to remove traces of the uninstalled software from the system.
(iii) Can remove multiple applications at once.
(iv) Provides a complete list of installed programs on the computer.
(v) Ensures the complete and safe removal of software including registry entries and associated files.
(vi) Helps to improve system performance by freeing up disk space previously occupied by the uninstalled software.

---

QUESTION 2

(2a)(i) Definition of Malware:

Malware in computing is a term used to describe any malicious software that is designed to harm or exploit a computer system or its user. Malware can be in the form of viruses, worms, Trojans, ransomware, spyware, adware, bots and rootkits.

(2a)(ii) Types of Malware (Pick Any Three):

(i) Virus
(ii) Worm
(iii) Trojan
(iv) Ransomware
(v) Spyware
(vi) Adware
(vii) Rootkit

(2b) Signs/Symptoms of Malware Infection (Pick Any Three):

(i) Slow computer performance.
(ii) Unexplained pop-up ads.
(iii) Frequent crashes or freezes.
(iv) Unusual error messages.
(v) Changes to your homepage or search engine.
(vi) Loss or corruption of important files.

(2c) Ways to Protect a Computer Against Malware (Pick Any Three):

(i) Use antivirus and anti-malware software.
(ii) Keep your operating system and software up-to-date with the latest security patches.
(iii) Be cautious of emails from unknown senders and avoid clicking on suspicious links or attachments.
(iv) Use strong and unique passwords for all your accounts.
(v) Backup your files regularly.
(vi) Educate yourself on how to recognize and avoid malware attacks.