What is the function of the 'ping' tool in relation to a URL? MCQ with Answer and Explanation

What is the function of the 'ping' tool in relation to a URL?
A. To trace the network route
B. To test website speed
C. To check if the web server is reachable
D. To resolve the domain to an IP
Answer: Option C
Solution (By JKExamLibrary)
Ping sends ICMP echo requests to the host to determine connectivity and round-trip time.

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Practice More Internet and Web Technologies Questions

Question #1
What kind of web client technology uses pre-compiled component blocks called 'Plugins' (such as Adobe Flash or Silverlight historically) to run complex media blocks inside older browsers?
A. DNS Routing Rulesets
B. Native HTML5 Elements
C. Server-side Framework engines
D. Browser Plugins / Add-ons

Correct Answer: Option D


Explanation:
Plugins were external software modules that browser apps could load to run specialized media streams, though modern standards have replaced them with native HTML5 tags.

This question belongs to: Computer Internet and Web Technologies
Question #2
Which specific protocol operates inside email infrastructures to provide secure, encrypted message transfers between independent mail servers over port 465 or 587?
A. POP3 server frameworks
B. IMAP protocol loops
C. HTTP unencrypted standards
D. SMTPS / Secure SMTP

Correct Answer: Option D


Explanation:
Secure SMTP variants utilize cryptographic SSL/TLS layers to encrypt email transmissions between mail servers, preventing eavesdropping and data tampering.

This question belongs to: Computer Internet and Web Technologies
Question #3
Which standard network port is mapped default to secure Shell (SSH) access lines and secure file copies via SFTP?
A. 22
B. 23
C. 21
D. 80

Correct Answer: Option A


Explanation:
Port 22 is the standard default port assigned globally to manage secure command-line console sessions and file transfers via SSH.

This question belongs to: Computer Internet and Web Technologies