Saturday, January 21, 2012

User Account


WHAT IS USER ?


user is an object in the window that has permission to Access all sources on the computer .He can log on to the window 7 computer system  because when a user is created by the administrator a valid RID & SID assigned to that user by operating system .
                  RID => Relative Identity SID => Security Identity (User can work in limited workstation)

   All this things are possible because user must have their profile in the local system computer.




1> ADMINISTRATOR :- By default account is enables , Permission read & write means full power account means administrator can do everything can change and remove anything , modify permission. (We cannot make this account it will automatically create when we install window.

2>GUEST: - Account by default disabled (we can note change any setting when we login as guest unless administrator permission is not enabled). Guest account does not contain any type of profile and is very restricted. (In simple word guest don't have own profile)

3> NORMAL USER :- Created by administrator ,less power account  , only read permission , can read only permission but can't change or modify it .We can create a normal user in computer management . Click start --> search computer management in search bar & select computer management . Now right click on the computer icons & select option management
                                                                  In computer management expand local user and group container. Now Right click on the user contained and select option new user and type user name, last name description and password.

Group: - A group is a collection of multiple users. There are two types of group as given below --

1> Distribution Group: - Is required when we want to send a single mail to multiple users, without adding BBC & CC.
BBC stands for Blank Black Copy     &     CC stands for carbon copy.
        You have seen these words while sending mail to any one bbc and cc. we can send this to different users and if you select many email id and sent it to recipient then he also came to know that the mail carbon copy received to how many person.

2> Security Group :- It is defined a security on the object that what kind of permission he have or what he can do or not on a machine .


HOW TO ASSIGN DIFFERENT TYPES GROUP MEMBERSHIP FOR USER ?


Steps Are: - 1> Open computer management.
2> Expand users and groups.
3> Double click on user.
4> Now select desired user from the list. Right click on that & select properties now select member button on top / then click on add and select advance in new tab so another tab will open click on find now on right hand side options.soo now you can see different types of users available on bottom of that tab e.g.  are :-

1. Power purser group                 => Can change time setting.
2. Network configuration operator => Can change TCP/IP Setting
3. Backup operator group           => Can change Backup / Restore
4. Print operator                          => Can manage their own printing operator.
5. Administrator group.                => Works as admin


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