Which directory tree is ordinarily the least likely to be backup or restore? 06/14/2017 – by Mod_GuideK 0 Which directory tree is ordinarily the least likely to be backup or restore? A. /tmp B. /var C. /proc D. /usr E. /usr SHOW ANSWERSCorrect Answer: C Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.