Linux - Study Mode

[#261] Which function can be used instead of the dup2 to duplicate the file descriptor?
Correct Answer

(D) fcntl()

[#262] If we want to execute the makefile by just giving the "make" command, makefile should be named as
Correct Answer

(A) Makefile

[#263] A user issues the following command sequence: $ a.out &
$ bash
$ a.out & If the user kills the bash process, then which of the following is true?
Correct Answer

(D) init process becomes parent of second a.out process

[#264] The process which terminates before the parent process exits becomes
Correct Answer

(A) Zombie

[#265] Which one of the following is not a valid shell variable?
Correct Answer

(D) 2_demo