Scifi Curoisity

  Q1) Chroot jail is used to _______ process and its children by ________ to the supplied directory name. isolate, changing the root directory ->  change, the name execute, renaming it All of the above Reason :   A  chroot jail  is a way to isolate a process and its children from the rest of the system. It should only be  used  for processes that don't run as root, as root users can break out of the  jail  very easily Q2) Taliking about FreeBSD jail, which of the following is true ? It can only bind to sockets with specified IP address and authorized ports ->  It can communicate with processes inside and outside of jail Root is limited (example: cannot load kernel modules) None of the above Reason :   The jail mechanism is an implementation of FreeBSD's OS-level virtualisation that allows system administrators to partition a FreeBSD-derived computer system into several independent mini-systems called jails, all sharing the sam...

                                                                      GET YOUR VIDEOS IN RECOMMENDED FOLLOWING STEPS TO UPLOAD YOUR VIDEO IN YOUTUBE OPEN CHROME (IN MOBILE USE DESKTOP MODE) GO TO YOUR CHANNELL.                                                        2.  GO TO YOUR VIDEOS THOSE UPLOADED.                             3. CLICK ON EDIT ICON WHICH VIDEO YOU WANT.                         4. YOU CAN EDIT HERE ALL WHICH CAN HELP YOUR VIDEOS EASLY TO ...

  Q:1.  Password should be combination of ____. (according to the video lecture). 1. Lower case letters only 2. Memorable names and dates 3. Upper case and lower-case letters, numbers and non letter characters 4. -> Upper case and lower-case letters, numbers and symbols Reason: The key aspects of a strong password are length (the longer the better); a mix of letters (upper and lower case), numbers, and symbols, no ties to your personal information, and no dictionary words Q:2.  The cookies we use, are sent with ______, which in general, _____ the performance. 1. only when requested,improves 2. -> every request, degrades 3. extra information, is useless for 4. None of the mentioned Reason : typically cookies are used for a variety of purposes: ... Cookies impact performance because every time you make a request to a ... an HTML file, a CSS file, an image) the browser will send the cookie in the request to the server. ... request becomes a little bigger and thus perfo...