How to bounce Middle tier & DB?

Below are the steps to bounce Middle tier.
1. Login to instance using
2. cd $OAD_TOP/admin/scripts/
3. adstpall.sh apps/apps
wait for moment
4. adstrtal.sh apps/apps

Below are the steps to bounce DB
1. Login to instance using
2. sqlplus "/ as sysdba"
3. shut abort
wait for 2 mins
4. startup

Below are the steps to start conc manager service.
1.Login to instance using
2.cd $OAD_TOP/admin/scripts/
3.adcmctl.sh start apps/apps