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Phoenix [80]
3 years ago
14

In the context of Information Technology Infrastructure Library, _____ delivers information technology IT services on an ongoing

basis while monitoring the overall quality of the service. Select one: a. service design b. service operation c. service transition d. service strategy
Computers and Technology
1 answer:
WINSTONCH [101]3 years ago
5 0

Answer:

C. Service operations

Explanation:

Service operation monitors and carryout the activities on a daily basis and monitor the overall quality of processes required to deliver and manage services.

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Suppose that we have a set of activities to schedule among a large number of lecture halls, where any activity can take place in
laiz [17]

Answer:

By Using the Greedy- Activity- Selection algorithm

Explanation:

The Greedy- Activity- Selection algorithm in this case involves

First finding a maximum size set S1, of compatible activities from S for the first lecture hall.

Then using it again to find a maximum size set S2 of compatible activities from S - S1 for the second hall.

This is repeated till all the activities are assigned.

It requires θ(n2) time in its worse .

8 0
3 years ago
According to the order of operation in Excel: a. Excel performs exponentiation, then multiplication, then division, then subtrac
Ilya [14]

Answer:

Option is b is correct answer. Excel performs exponentiation, then multiplication and division, then addition, and subtraction, it is correct order of operation in Excel. It is important to remember when you write any formula in Excel having different mathematical operators like +/ -/ ^/  etc, it follows a specific order and performs calculations in specific order which is termed as order of operator precedence. Each of mathematical operator has its precedence and executes in a special order set by Excel.

Explanation:

  • As we already know order of precedence of each mathematical operator is different in Excel. The order of operations for Excel is as follows:

  • Evaluate elements in parentheses.
  • Evaluate 'ranges' ().  
  • Evaluate 'intersections' (empty spaces).  
  • Evaluate 'unions' (,).
  • Perform negation (-).  
  • determine percentages (%).  
  • Perform exponentiation (^).  
  • Perform multiplication (*) and division (/), both are of equal precedence.  
  • Perform addition (+) and subtraction (-), both are of equal precedence.  
  • Evaluate text operators like (&).  
  • Perform comparisons like (=, <>, <=, >=).

 

Answer details  

Grade: Middle

Subject: Computers and Technology

Chapter: Order of precedence of mathematical operators

Keywords: precedence in Excel, operators precedence etc

7 0
3 years ago
A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status
Lyrx [107]

Answer:

Back up the user data to removable disk

Explanation:

Before you work on a computer, especially anything that has to do with files not accessible, this might need to format the system because it might either be a virus or other forms of malware. Since backup was done to a different logical partition on the disk, the first thing to do before performing any diagnostic procedures on the disk is to back up the user data to a removable disk in order not to lose the information in the system.

8 0
3 years ago
Polymorphism means ______________.
Westkost [7]

Answer:

Polymorphism means that a variable of supertype can refer to a subtype object.

Explanation:

For example, in Python programming language, a function that accepts an iterable object uses the concept of polymorphism because that function can accept strings, lists, tuples as arguments.

5 0
3 years ago
Read 2 more answers
"open workbench can exchange files with microsoft project by importing and exporting the data in ____ file format."
Leviafan [203]
I believe the answer to this question is XML
5 0
3 years ago
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