Section-one-quiz Theory Vault Free Notes Subjective One Line Syllabus Past Papers MCQ Practice Institutes

0 day streak Sign in

Exam prep that stays consistent

IT Study

Daily practice space for computer operator and IT-focused exams. Build streaks, revise key topics, and keep your momentum.

Navigation

Section-one-quiz
Theory Vault
Free Notes
Subjective
One Line
Syllabus
Past Papers
MCQ Practice
Institutes

Resources

Practice Mistakes

Tools

Vacancy Updates

Copyright 2026 IT Study. All rights reserved.

Weekly activity map shows your real consistency.

Home/Past Papers/Nepal Oil Corporation Assistant (ICT) Exam – 2081/Question 5

View complete paper

Nepal Oil Corporation•2081 BS•Question 5 of 10

Explain how computer virus can affect our system. What are the methods of tackling the virus infection? Mention.

5 marks

Question source

Exam year: 2081 BS / 2025 AD
Level: Level 4
Paper: Technical – Subjective
Section: Technical Questions (50 Marks)

Model answer

Causes data deletion, system slowdowns, and backdoors. Tackled by installing antivirus, keeping OS updated, using firewalls, and maintaining backups.

Previous questionQuestion 4: Compare and contrast between 'Switch' and 'Router' used for computer networking.Next question Question 6: How password is set in a word document? How does it protect the document? Explain.

Question 5 of 10 from Nepal Oil Corporation Assistant (ICT) Exam – 2081

Open all questions