Q. What will the output of the following command?

$ ps -t dev/console

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Q. There are ___ distinct phases of a process.

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Q. A system call is a programmatic way in which the program requests for the service from the kernel of an operating system.

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Q. Which of the following system call is used for creating a new process?

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Q. When fork() is invoked, the child process created gets a new PID.

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Q. What is the value returned by fork system call, when the creation of child process is unsuccessful?

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Q. Which system call is used to run a new program?

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Q. It is necessary to terminate the command line with &, even when we are using nohup command.

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Q. Which of the following shell(s) allows the user to run jobs in the background even when the user has logged out (without using nohup command)?

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Q. When nohup command is used, shells returns the _____

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Q. nohup command doesn’t send the standard output of a command to any file.

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Q. What is the PID of the process who takes the parentage of the process run with nohup command?

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Q. Which command is used to for executing jobs according to their priority?

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Q. It is better to use & with nice command.

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Q. Which one of the following command is used for killing the last background job?

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Q. By default, kill uses the SIGTERM signal (15) to terminate the process.

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Q. Which signal is used with kill command to terminate the process when they ignore the SIGTERM signal (15)?

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Q. Which option is preferred while killing a process using SIGKILL signal (9)?

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Q. Which of the followings command(s) is used to kill the login shell?

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Q. Kill -l will list all the signal numbers on our machine.

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