a. Write a command to append the text “This is Assessment exam” into demo.txt file with save and exit. b. Write a command to print number of lines that match the word EEE in a file named is HCT. c. Write a command to display all the files of /Demo directory, whose name is ending with a character in between a to m. d. Write a command to add read permission for all the users for files and subdirectories inside directory Eng.
Write the answer of the following commands below:
a. Write a command to append the text “This is Assessment exam” into demo.txt file with save and exit.
b. Write a command to print number of lines that match the word EEE in a file named is HCT.
c. Write a command to display all the files of /Demo directory, whose name is ending with a character in between a to m.
d. Write a command to add read permission for all the users for files and subdirectories inside directory Eng.
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