How do you ensure that all ordinary files and directory created by you have rw-rw-r-- and rwxrwxr-x as the default permission, respectively?[4] Assume that in the '/bin' directory, the 'zcat' program has a hard link count of '3'. What two other files (also in this directory) are hard links to this file? How would you know for certain that these 3 files are the same identical object?[2] Why do we sometimes run a command like this ./update.sh instead of update.sh?

Name: How do you ensure that all ordinary files and directory created by you
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Description: How do you ensure that all ordinary files and directory created by you have rw-rw-r-- and rwxrwxr-x as the default permission, respectively?[4] Assume that in the '/bin' directory, the 'zcat' program has a hard link count of '3'. What two other files

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Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

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How do you ensure that all ordinary files and directory created by you have rw-rw-r-- and rwxrwxr-x as the default permission, respectively?
[4] Assume that in the '/bin' directory, the 'zcat' program has a hard link count of '3'. What two other files (also in this directory) are hard links to this file? How would you know for certain that these 3 files are the same identical object?
[2] Why do we sometimes run a command like this ./update.sh instead of update.sh?

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