1. Write a command using octal notation to change the file permissions of notes file so that the owner of the file has all permissions, the group users have the read and execute permissions, and the others only have the read permission.

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2. Assume you don’t know the file permissions of a file named olddoc. Write a command using symbolic notation to remove all permissions for the other users, but don’t change permissions for the owner and group users.

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3. Given the following file system structure:

Assume your current working directory is bill’s home directory, answer the following questions:

1. What is the absolute path of bill’s school directory? Ans:

7/2) What is the absolute path to patrick’s home directory?

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3. What is the relative path from the current working directory (which is bill’s home directory) to patrick’s school directory?

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4. What is the relative path from the current working directory (which is bill’s home directory) to bill’s books directory?

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Transcribed Image Text:

bin dev books bill etc school home tmp patrick school Usr bin dev books bill etc school home tmp patrick school Usr

Answer rating: 100% (QA)

The command chmod is used to change the access permission of the file system We can use this command ... View the full answer