Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.
Difficulty: Medium
About this MCQ
This Medium Computer Networks question asks: Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network. The correct choice is D. VPN. Read the options below, commit to one, then use the explanation to see why that choice holds and why the others do not.
Computer Networks items like this one are written for Pakistan exams such as CSS, FPSC, PPSC, and NTS. The difficulty label is a hint about how much of the topic the stem assumes, not a score. Tags and exam names, when they are present, tell you where else the same idea is tested. Previous and next links stay in Computer Networks so you can continue the subject. Related questions point at nearby stems if you want another angle on the same idea.
Treat the explanation as part of the question, not a footnote. If you missed it, reread the stem against the correct option before you open the next Computer Networks item. A timed quiz is the same pool with a clock and a score. A past paper is a full sitting rather than this single question.
- A. Router
Why not A: “Router” does not fit this question. The answer is VPN.
- B. Subnet mask
Why not B: “Subnet mask” does not fit this question. The answer is VPN.
- C. DNS
Why not C: “DNS” does not fit this question. The answer is VPN.
- D. VPN ✓
Correct answer
D. VPN
Explanation
VPN (option D) is the accepted answer to “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.”. Option A (Router) does not fit this question. Option B (Subnet mask) does not fit this question. Option C (DNS) does not fit this question. For this Computer Networks question, the accepted answer is VPN.
Source: Computer Networks Official Reference Guide
Tags: computer science, computer networks, networking, protocols
Submitted by: MCQsHub Editorial
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