Q. Which of the following macro returns true if the file type is a directory?

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Q. S_IFxxx macros are used for checking the file types.

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Q. ____ system call is used for renaming a file, directory or symbolic link.

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Q. For removing a link, ____ is used.

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Q. For creating a hard and symbolic link, which system calls are used?

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Q. A super user can use ___ call for creating a directory.

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Q. For creating and removing directories, which of the following system calls are used?

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Q. Directories can also be opened, read and written in the same way as regular files.

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Q. Which of the following system calls performs the action of cd command?

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Q. The vnode table is also called _____

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Q. The file table contains _________

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Q. The file descriptor table contains all file descriptors for a process.

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Q. How many data structures does the kernel maintain in memory that contain information about an open file?

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Q. Which of the following is not a valid symbolic constant?

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Q. What is the symbolic constant for errno 2?

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Q. What is the significance of errno 13?

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Q. perror also uses error number to print the error messages.

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Q. Which library function is used for printing error messages?

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Q. -ok option is used with find command for seeking information before taking the action specified.

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Q. Which of the following option is used with find command for taking action on selected files?

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