10 Questions
What is the purpose of the command 'awk -F',' '{print $1"-"$2}' file.csv'?
Add a delimiter between fields in the second column of file.csv
Which command is useful for combining datasets with matching records, especially when the records are sorted?
join
What does the '-d' option in the 'paste -d',' file1.txt file2.txt' command do?
Specify a different delimiter for merging lines horizontally
What is the primary function of the 'cat' command in Unix/Linux?
Concatenate and display contents of files
Which command is appropriate for copying files and directories from one location to another?
cp
What does the 'grep' command with the '-n' option do?
Print line number in a file
In the 'sed' command, what does 'sed 's/old/new' file.txt' do?
Replaces 'old' with 'new' in file.txt
What is the purpose of the 'awk' command with '{print $1}'?
Print specific fields from a file
When using 'grep -l "pattern" *.txt', what does it do?
Print only file names containing matches
What is the purpose of 'sed '#,#d' filename.txt' command?
Delete lines within a range in the filename.txt
Test your knowledge on Linux commands with this walkthrough quiz. Explore common commands like grep for searching text patterns in files or streams of data. Learn about options like searching with specific patterns, case-insensitivity, recursive search, line number printing, and inversion of match.
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