#91. You have created a user dba1 with oinstall as the primary group. Which operating system (OS) file would you check to verify the primary group of the local user dba1 ?
#93. You have the following two Oracle homes on a machine: /u1/oracle/ora81 /u2/oracle/ora92 You have installed SQL*Plus in /u2/oracle/ora92 but not in /u1/oracle/ora81 . You have set the PATH and ORACLE_HOME environment variables as: PATH=/u1/oracle/ora81/bin:/u2/oracle/ora92/bin:$PATH ORACLE_HOME=/u1/oracle/ora81 You are trying to run SQL*Plus. What will happen?
#99. You are in a multiple instance environment. You created the databases by using Database Configuration Assistant on a single Oracle installation. You are setting the environment variable ORAENV_ASK=NO in the login script of a user and running the oraenv script. However, the oraenv script prompts the user for ORACLE_HOME . What could be the reason?