You are asked to determine user jack's default login directory. Which command would provide you with useful information?

Question

Options

• Acat /etc/passwd | grep jack
• Bcat /etc/group | grep jack
• Ccat /etc/shadow | grep jack
• Dcat /etc/default/passwd | grep jack

• A
  75% (33)
• B
  5% (2)
• C
  14% (6)
• D
  7% (3)

Explanation

The /etc/passwd contains one entry per line for each user (or user account) of the system. All fields are separated by a colon (:) symbol. Total seven fields as follows. 1. Username: It is used when user logs in. It should be between 1 and 32 characters in length. 2. Password: An x character indicates that encrypted password is stored in /etc/shadow file. 3. User ID (UID): Each user must be assigned a user ID (UID). UID 0 (zero) is reserved for root and UIDs 1-99 are reserved for other predefined accounts. Further UID 100-999 are reserved by system for administrative and system accounts/groups. 4. Group ID (GID): The primary group ID (stored in /etc/group file) 5. User ID Info: The comment field. It allow you to add extra information about the users such as user's full name, phone number etc. This field use by finger command. 6. Home directory: The absolute path to the directory the user will be in when they log in. If this directory does not exists then users directory becomes / 7. Command/shell: The absolute path of a command or shell (/bin/bash). Typically, this is a shell. Please note that it does not have to be a shell.

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