Need help. Thank you Write a single line UNIX command to list all C files matchi

Question

Need help. Thank you Write a single line UNIX command to list all C files matching the two conditions below: filenames starting with A the length of filename (excluding "c") is at least 4 Write a single line UNIX command to store all the filenames of jpg files located at the parent directory into a text file jgpfiles Write a single line UNIX command to list all running processes belonging to the user "John" and redirect the output to current PS.txt Write a single line UNIX command to check current date and number of lines in file cxam2, and then save all the outputs to file exam_2 info txt. Write UNIX commands to define an environmental variable named "time" with initial value M11:00PM". Write UNIX commands to mail text "I am working on exam 2" to the email address

Explanation / Answer

Answer:

2)mogrify -format jpg /path/*.png

3) # ps -u user

example:

# ps -u john

4)

a) date (Display Current Date and Time)

date "+format"

explanation:

When we executed without arguments, the date command shows the current date and time.

5)Pass the %r format to the date command:

date +"%r"

6)mail -s <subject> <mailaddress>

example:

$ mail - "i am working on exam2" exam2@xmail.com

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