In Linux, History is a very useful command to show you all of the last commands that have been recently used. Grep is a Linux command-line tool used…
In Linux, History is a very useful command to show you all of the last commands that have been recently used. Grep is a Linux command-line tool used to search for a string of characters in a specified file. Write grep and history command to find previous commands in Linux.
From the BCC Assistant Programmer (CSE) February 2021 – Written (BUET) exam, question 15 of 20.
More from this paper
- Previous: Both the algorithm the Divide and Conquer and Dynamic Programming solve a problem by breaking it into smaller problem instances and by…
- Next: What will be the output after running all the following queries? CREATE Table t( val INT ); INSERT INTO t(val) values…
- All questions in BCC Assistant Programmer (CSE) February 2021 – Written (BUET)