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 MCQ checks one syllabus fact.
The question is: “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.”
The accepted answer is D. VPN. “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.” is answered by VPN (option D). Option A (“Router”) does not match the stem; it is a near-miss used to catch incomplete recall of VPN. Option B (“Subnet mask”) does not match the stem; it is a near-miss used to catch incomplete recall of VPN. Remaining alternatives (DNS) fall outside the same rule and should be eliminated once VPN is identified. Computer Networks questions of this type reward precise definitions rather than approximate associations. Computer Networks recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.
- A. Router
Why not A: “Router” is not correct. The accepted answer is D. VPN. “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.” is answered by VPN (option D). Option A (“Router”) does
- B. Subnet mask
Why not B: “Subnet mask” is not correct. The accepted answer is D. VPN. “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.” is answered by VPN (option D). Option A (“Router”) does
- C. DNS
Why not C: “DNS” is not correct. The accepted answer is D. VPN. “Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.” is answered by VPN (option D). Option A (“Router”) does
- D. VPN ✓
Correct answer
D. VPN
Explanation
“Identify the correct concept described as: a technology that creates a secure, encrypted connection over a public network.” is answered by VPN (option D). Option A (“Router”) does not match the stem; it is a near-miss used to catch incomplete recall of VPN. Option B (“Subnet mask”) does not match the stem; it is a near-miss used to catch incomplete recall of VPN. Remaining alternatives (DNS) fall outside the same rule and should be eliminated once VPN is identified. Computer Networks questions of this type reward precise definitions rather than approximate associations. Computer Networks recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.
Source: Computer Networks Official Reference Guide
Tags: computer science, computer networks, networking, protocols
Submitted by: MCQsHub Editorial
Related MCQs
- What is the name for a technique that maps multiple private IP addresses to a single public IP address?
- What does MAC address refer to?
- Which term refers to a unique hardware identifier assigned to a network interface controller?
- Select the accurate description of Bandwidth.
- The following statement describes a specific concept. What is it called? the maximum rate of data transfer acr...
- What is HTTP primarily used for?