At the lab Linux Bash prompt, the second question, i type on the password but it keeps say " Authentication failure"


At the lab Linux Bash prompt, the second question, i typed on the password but it keeps say " Authentication failure". so i cant finish the question. can anyone please help me. thank you

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at the password prompt, enter the password or bob as given in the question

I did. but the result is the same as before

Please reset the lab and try again

I will. Thank you so much