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Engineering · Computer Science
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Assignment Goals: To familiarize with the basic concepts and features of UNIX/Linux operating systems and file systems Assignment: Answer the following questions 1. Use the cal command to determine on what day of the week you were born? 2. Write command(s) to create a new directory named hwl in your home directory. Use the ls command with appropriate option(s) to check the file permission. What is the default file permission of the newly created directory hwl for the owner, group, and other Describe the file permission in UNIX symbolic notation (for example, rwx rw- r and octal notation (for example, 764). 3. Write commands to switch into the hwl directory and create a new file mydoc under it. What is the default file permission of the newly created file mydoc? Describe the file permission in both symbolic notation and octal notation. 4. Create a directory called mydir under the hw1 directory. Using the octal notation, set security on the mydir directory so that you, the owner of the file, have all permissions but group and other have no permissions 5. Assume you dont know the file permissions of a file olddoc, write a command to remove read, write and execute permissions from other on the olddoc file. 6. Given the following file system structure bin dev etch home mp ust bill patrick books school Assume your current working directory is the user patricks school directory, answer the following questions 6.1. What is the absolute path of patricks school directory? 6.2. What is the relative path from the current working directory to bills school directory? 6.3. What is the absolute path to bills books directory? Submission: Submit a word document that includes your responses to all the questions. Use screenshots to show your commands for questions 1 to 4

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