Question: = Flag question Assume a file F has following data: Dell Acer HP Toshiba HP Acer HP Write commands to do the following: a. Write

= Flag question Assume a file F has following data: Dell Acer HP Toshiba HP Acer HP Write commands to do the following: a. Write a command to count total number of brands. b. Write a command to print total number of times HP is present in file. C. Write a command to append Sony and Ikon to the file. d. Write a command to know the date and time of file creation

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