What is the primary function of the 'Shell' component in Linux distributions? MCQ with Answer and Explanation
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Question #1
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Which system file contains local static mappings of domain names to IP addresses, checked before querying external DNS servers in Windows and Linux?
Correct Answer: Option C
Explanation:
The 'hosts' file is a standard operating system text file that maps hostnames directly to network IP addresses, bypassing external DNS lookups.
The 'hosts' file is a standard operating system text file that maps hostnames directly to network IP addresses, bypassing external DNS lookups.
This question belongs to:
Computer
Operating Systems
Question #2
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Which process state corresponds to a thread that is currently blocked while awaiting an input/output operation to complete?
Correct Answer: Option D
Explanation:
A process enters the Waiting or Blocked state when it cannot continue execution until an external event or hardware I/O transfer concludes.
A process enters the Waiting or Blocked state when it cannot continue execution until an external event or hardware I/O transfer concludes.
This question belongs to:
Computer
Operating Systems
Question #3
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Which of the following is a type of operating system that runs on a server and provides services to clients?
Correct Answer: Option A
Explanation:
Server OSes like Windows Server and Linux server distributions are optimized for hosting services and managing network resources.
Server OSes like Windows Server and Linux server distributions are optimized for hosting services and managing network resources.
This question belongs to:
Computer
Operating Systems
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