QUESTION 11 When analyzing the help information for a specific command, you notice a parameter called . What can said about this parameter? O The parameter is a placeholder for a specific value that you provide O The parameter is optional O The parameter is required O You type exactly what is shown within the brackets QUESTION 12 is the process of proving or validating that someone or something is what they appear or purport themselves to be O Allotment O Permission O Authentication O Inheritance O Authorization

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