Which keyword is used in the /etc/inittab file to define the default system runlevel? 06/14/2017 – by Mod_GuideK 0 SIMULATION Which keyword is used in the /etc/inittab file to define the default system runlevel? SHOW ANSWERSCorrect Answer: initdefault Explanation/Reference: Explanation: man inittab Download Printable PDF. VALID exam to help you PASS.