Answer:
An Access control list (ACL) is used to describe a list of security policies that is associated with an object
Answer: Describe the difference between circumscribed and inscribed options when using the autocad polygon tool. Circumscribed draws the object around the circle while inscribed draws the object inside the circle. The Length is equal to 5.3151 and the Angle is equal to 41 degrees.
Explanation:
Have a look at the man page for printf:
man 3 printf
The answer is a) It improves upon the two-phased commit by requiring that locks be acquired at the start of a transaction.
Reason: The 3PC is an extension or you can say developed from 2PC that avoids blocking of an operation. It just ensures that first n sites have intended to commit a transaction that means it acquires commits or locks before the start of any transaction to avoid any blocking.
Option b) is wrong as it does not allow coordination, it just let all the other sites do their transaction if any other site is blocked, so no coordination is there between sites that they will wait till their coordinator is corrected.
Option c) is wrong as lock operations are shared between other connections as when their coordinator fails, the new coordinator agrees to the old coordinator that they had shared locks before and they can start their transaction.
Option d) is wrong as option a) is correct.
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Explanation:
The term IT infrastructure refer to an enterprise which is basically a collection of various hardware, software, network components, data network and data centers that are being used to do some development, testing related to IT related services. So the major components of IT infrastructure are:
1) Hardware solutions
2) Software Solutions
3) Various Network Component
4) Data Centers
Business Intelligence is basically a technology driven process that is being used analyze various data and the information in more effective and more informed way. The role of business Intelligence is given in following points:
1) Business Intelligence plays a vital role in identifying the technology required for our business.
2) As we knew that Business Intelligence is technology driven, so technology identification is major part that is being done my this process
3) With business Intelligence we chose the best technology required for our business, its help in increasing the profit of the business.
4) We can business Intelligence is the major process that deal with identifying all the technology needs of the business
