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3 cards from this section. Quick, good the night before a test.
What does the SIGINT signal signify?
Think about common user actions within terminal applications.
What function can be used to register a signal handler?
Recall the name that deals with signals.
What is the purpose of a signal in Linux?
Focus on how the kernel interacts with processes.
True or False: A signal can directly terminate a process without any registered handler.
Consider what happens without specific instructions from the process.
Create a C program that uses sigaction() to set up a signal handler for SIGQUIT. What should happen when SIGQUIT is received?
Think about how to structure the program to include signal setup.
Discuss what issues might arise from using the signal() function versus sigaction(). Which is recommended for modern applications?
Consider how portability and reliability affect signal handling.
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