Assume that you have a log file ‘entries.log’ with timestamps included for each log entry. You need a file that includes the log entries without the timestamps using bash noting that this is a sample for the log entry: 2018-01-01 12:56:42 status unpacked dpkg:amd64 1.18.4ubuntu1.3
Which of the following can you use to do this?
Q 2. You are gathering information about a system using a script. You need to identify the number of defined variables in the OS globally, how can you achieve this?
Q 3. Assume that you need to delete all empty files in the current directory how can you achieve this through bash?