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Question:
a) Windows Server 2003 has brought great enhancements the Server System as compared to the previous version. Write down short notes on the below listed enhancements.
1. SQL Server Lite. 2. NAT Traversal. 3. IPSec NAT Traversal. 4. Forest to Forest Trust. 5. Domain Renaming.
b) Explain in details how DHCP works.
c) Consider the following scenario:
The IVTB has its head office in Phoenix and a Training Centre at Ebène. There are servers in Phoenix and Ebène all tended by different groups but are interlinked. For all of the usual reasons, the officers in charge of the Ebène facility don't want administrators from Phoenix messing with the Ebène servers, and the Phoenix people don't want the Ebène guys anywhere near their servers, with the result that the directors wants to be able to say, "Here's a group of servers we'll call Ebène and a group of users we'll call Ebène Admins. We want to be able to say that only the users in Ebène Admins can control the servers in Ebène." They want to do the same thing for Phoenix.
Explain how situation can be solved using Active Directory.
Compare user threads and kernel threads. User threads:- User threads are supported above the kernel and are executed by a thread library at the user level. Thread creation
Q. Presume that a distributed system is susceptible to server failure. What mechanisms would be needed to guarantee the exactly once semantics for execution of RPCs? Ans
Why are segmentation and paging sometimes combined into one scheme? Segmentation and paging are often combined in order to improve upon each other. Segmented paging is helpful
WHAT IS OPERATING SYSTEM ?ENLIST AND EXPLAIN BASIC SERVICES PROVIDE BY OS
What is spooling? Spooling overlaps the I/O of single job with the computation of other jobs.
Tree structured directories: This is the main common directory structure. The tree has a root directory as well as every file in the system has a unique path name. A directory
Q. Researchers have recommended that instead of having an access list associated with each file (specifying which users can access the file and how) we should have a user control
Define deadlock. A process requests resources; if the resources are not available at that time, the process enters a wait state. Waiting processes might be never again change s
File allocation using I nodes. This method is used to decrease the size of the table in the above method. Every file will have an I-node list. Allow a file have 15 pointers a
Define ‘LRU’ page replacement policy LRU is Least Recently Used page replacement policy.
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