[Solved] What is the primary effect of using nohup when executing a command in a Linux shell? — Ans: It allows the command to continue running after the user logs out | Linux CLI

Linux CLI - Process Management

What is the primary effect of using nohup when executing a command in a Linux shell?

AIt runs the command with elevated privileges

BIt allows the command to continue running after the user logs out

CIt schedules the command to run at a later time

DIt redirects all output to the system log

Step-by-Step Solution

Solution:

Step 1: Understand nohup's purpose
nohup stands for 'no hangup' and is used to ignore the SIGHUP signal.
Step 2: Effect on process
When a user logs out, the shell sends SIGHUP to child processes. nohup prevents this, allowing the process to continue.
Final Answer:
It allows the command to continue running after the user logs out -> Option B
Quick Check:
Does it keep process alive post logout? [OK]

Quick Trick: nohup ignores hangup signals to keep processes alive [OK]

Common Mistakes:

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What is the primary effect of using nohup when executing a command in a Linux shell?