Which type of internet architecture component acts as a high-speed logical lookup table running inside local operating systems to resolve domain names locally before querying external DNS servers? MCQ with Answer and Explanation
Which type of internet architecture component acts as a high-speed logical lookup table running inside local operating systems to resolve domain names locally before querying external DNS servers?
A. The Outbound SMTP Transfer Queue
B. The Corporate Extranet Interface Hub
C. The Local Hosts File (hosts)
D. The FTP File Transfer Log Core
Answer: Option C
Solution (By JKSSB Mock Tests)
The local 'hosts' file is an operating system text file that maps domain names to IP addresses directly, overriding external DNS nameserver lookups for testing purposes.
Which type of web application asset functions as a structured document template written using hypertext markup labels, forming the raw foundation of web pages?
Explanation:
HTML files form the structural foundation of the World Wide Web, housing the tags, elements, text, and asset references parsed and displayed by browser engines.
Which type of software vulnerability involves an attacker injecting malicious scripts into trusted websites, which are then executed by unsuspecting client web browsers?
Explanation:
Cross-Site Scripting (XSS) is a security vulnerability where malicious script blocks are injected into reliable web templates, running malicious scripts directly inside client browsers.
In internet technology, what is the term used for the quantitative capacity of a wired or wireless network link to transmit data over a specific period?
Explanation:
Bandwidth measures the maximum volume of data that can be transferred across an internet connection in a given unit of time, typically calculated in Mbps or Gbps.
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