Linux CLI - Process Management
Which signal does
nohup prevent from stopping a process?Which signal does nohup prevent from stopping a process?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the signal related to terminal hangup
The signal sent when a terminal closes is
SIGHUP(hangup signal).Step 2: Role of nohup
nohupmakes the process ignoreSIGHUP, so it keeps running after logout.Final Answer:
SIGHUP -> Option AQuick Check:
nohupblocks SIGHUP [OK]
Quick Trick: nohup blocks SIGHUP to keep process alive [OK]
Common Mistakes:
- Confusing SIGHUP with SIGINT (interrupt)
- Thinking nohup blocks SIGKILL (which cannot be blocked)
- Assuming nohup blocks SIGTERM
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