{"id":6909,"date":"2019-10-07T10:39:01","date_gmt":"2019-10-07T10:39:01","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=6909"},"modified":"2020-05-28T10:21:23","modified_gmt":"2020-05-28T10:21:23","slug":"linux-interview-questions-and-answer-part-3","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/linux-interview-questions-and-answer-part-3\/","title":{"rendered":"Linux Interview Questions and Answer – Part 3"},"content":{"rendered":"\n
  1. What is SetGID, SetUID & Stickybit?<\/li>
  2. Location where all the user information are stored?<\/li>
  3. File where user password are stored?<\/li>
  4. What is the default permission of a file?<\/li>
  5. What is the significance of -rvf?<\/li>
  6. What is PV, VG & LV?<\/li>
  7. What are the types of file system?<\/li>
  8. What is XFS?<\/li>
  9. Can we reduce XFS file system?<\/li>
  10. How can we extend LV?<\/li>
  11. Command to check running process?<\/li>
  12. Command to check RAM usage?<\/li>
  13. Command to check Disk usage?<\/li>
  14. Difference between ps -aux & top command?<\/li>
  15. What are the ways to check CPU usage?<\/li>
  16. How to check CPU details?<\/li>
  17. Explain the steps to create a partition & how to format with file system?<\/li>
  18. Explain the steps to create LV?<\/li>
  19. Explain steps to reduce XFS & EXT files systems?<\/li>
  20. Significance of .bashrc file?<\/li>
  21. How you check the kernel version?<\/li>
  22. How you check the Red hat release version?<\/li>
  23. Significance of resolv.conf file?<\/li>
  24. What is DNS? How you resolve DNS? Types of DNS records?<\/li>
  25. Difference between Nginx & HTTP Server?<\/li>
  26. Port no of HTTP, FTP, SSH, HTTPS?<\/li>
  27. What is SSH? How you generate SSH-keys?<\/li>
  28. What is Private & public key? How they authenticate?<\/li>
  29. Configuration file of SSH?<\/li>
  30. Configuration file of HTTP?<\/li>
  31. What is Virtual Hosting? How you configure virtual hosting?<\/li>
  32. Explain ifconfig command?<\/li>
  33. Difference between IPv4 & IPv6?<\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"

    What is SetGID, SetUID & Stickybit? Location where all the user information are stored? File where user password are stored? What is the default permission of a file? What is… <\/p>\n","protected":false},"author":1,"featured_media":7823,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[4957],"tags":[],"class_list":["post-6909","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=6909"}],"version-history":[{"count":1,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6909\/revisions"}],"predecessor-version":[{"id":6910,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6909\/revisions\/6910"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media\/7823"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=6909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=6909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=6909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}