Which specific protocol is built over internet stacks to manage the automated transmission of real-time text alert states inside Internet of Things (IoT) hardware over limited bandwidth links? MCQ with Answer and Explanation
Which specific protocol is built over internet stacks to manage the automated transmission of real-time text alert states inside Internet of Things (IoT) hardware over limited bandwidth links?
A. FTP heavy file transmission channels
B. MQTT (Message Queuing Telemetry Transport)
C. POP3 email archive protocols
D. Standard HTTP/1.1 large payload rules
Answer: Option B
Solution (By JKSSB Mock Tests)
MQTT is a lightweight publish-subscribe network protocol designed to transmit messages between constrained IoT devices over low-bandwidth or unreliable networks.
Which specific design attribute inside modern web browser frames helps protect against malicious phishing sites by explicitly emphasizing the verified base domain name string inside the address display field?
Explanation:
Modern browsers highlight the core domain name (e.g., 'example.com') in black while graying out sub-directories and parameters to help users spot fraudulent or spoofed domain lookalikes.
Explanation:
DNS resolution looks up human-readable text domain destinations to find their matching numerical IP addresses so network connections can be established.
Which email infrastructure component is responsible for receiving inbound emails from external domains and placing them into the correct individual user's mailbox storage?
Explanation:
The Mail Delivery Agent (MDA) accepts messages handed down from mail transport systems and writes them directly into the recipient's localized mailbox storage.
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