What are the primary tasks of a system administrator? Describe the services perf

Question

1. What are the primary tasks of a system administrator?
2. Describe the services performed on a domain controller that not be performed on a workgroup.
3. Describe the difference between workgroups and domains in the context of information security.
4. How do you configure operating system to interface with a network?
5. what consideraions should you take into account when preparing to install an operating system
6. what is an operating system
7. provide some example of operating system
8. what regards to MMC, what is the difference between "aithor mode" and "user mode?
9. what is an MMC whith reference microsoft windows operating system?
10. what are tue two ways you can create or edit Group policy object (GPO)?
11. what are some of the ways you would trobleshoot a DNS problem?
12. what are the three components of a fully qualified domain Name?
13. What are the componets of DNS
14. The apache Web server on fedora is not returning data to the outside world. what could you do to check what might be wrong?
15. which directories are most important on linux and what do they cointain?
16. how would you design and implemten a backup and restore plan?
17. compare and contrast a workgroup whit a domain. when would you use each of then?
18. what a difference between a system control list and discretionary access control list
19. what is an information security policy?
20. what best pratices should be considered when designing and implementing a security policy?
21. explain the difference between connectin to a network using a domain senver and one using workgroups.
22. what is reuired for unattended istallation or a remote installation of WinXP beyond what is required for an attended installation?
23. how does a VPN work and when you want to put into effect?
24. what components should you install when setting up an exchange server?
25. what is the purpose and function of IIS?
    

Explanation / Answer

=> System administrator maintains and administrate the system.

Tasks :

1.administating

2.maintaining

3.software installation and maintainance

4.backup

5.provide security

1.OS is a software on computer that manages different programs and control execution of other programs

1.Windows, Unix ,MS-DOS , MacOS , VMS ,Mach ,VM ,MVS ,Solaris

It is a set of rules for protecting information.

1.protocol name

2.machine name

3.file name

name server , name space ,resolver

IIs used for making our computer as a Web server.

It give response to the request from clients and maintain information about content files.

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