Today , i will discuss about the how to get all files which are changed in last 24 hours in shell script. Below is the code for the same. ## STEP-1 first of all get the yesterday date using below command. DATE=`date -d “yesterday” ‘+%Y%m%d%H%M’` echo $DATE ## STEP-2 Below command will create file date.txt as per yesterday timings. touch -t $DATE /opt/A1/date.txt ## STEP-3 Below are the paths where we need to check the changed files.Here I have considered four directories. FILES_PATH_A=”/opt/A” FILES_PATH_B=”/opt/B” FILES_PATH_C=”/opt/C” FILES_PATH_D=”/opt/D” ## STEP-4 Using find…