Two big useful tools are one, File Storage tools, and two, Project Management Tools.
Answer:
The following are the answer to the given points:
Explanation:
In point (a):
Calculating the long-distance call cost:

Calculating the local call cost:

Calculating the overall cost of PSTN:

In point (b):
Calculating the call rate per second and the average arrival rate:

The call average length:
The complete agent number:

The strength of traffic:
The occupancy of the agent:

Calculation of obtained:

We get = 0.329 to substitute values.
In point (c):
The rate of blocking = 
average call time 

In point (d):
Calculating the number of link, which is required:
In point (e):
Calculating the Line Number:
PSTN line number:

In point (f):
The gross design expense = $ 2309. 5
Answer: On the same page
Explanation:
The CRM is basically stand for the customer relationship management that are design to support all the relationship with the customers. It basically analysis the data about the customers to improve the relationship and growth in the organization.
All the employees in the organization are directly and indirectly server the customers are basically o the Same page by the individual computers.
The CRM approach are basically compile the given data from the different communication source such as company website, email and telephone.
Answer:
The answer to this question is given below in the explanation section. However, the correct answer is: student should practice netiquette in an online course when they are participating in online discussion board.
Explanation:
It is important for you as a student to recognize that the online classroom is in fact a classroom, and certain behaviors are expected when you communicate with both your peers and your instructors. These guidelines for online behavior and interaction are known as “netiquette”.
So, the correct option of this question is: students should practice netiquette in an online course when they are participating in an online discussion board. Because the discussion board is opened by the instructor/tutor, he constantly looking for student behavior throughout the discussion. so, students should use netiquette practice during the discussion in the online class.
However, other options are not correct because, in these options, there is not the presence of teacher/instructor. And, also noted that netiquette is practiced in online class by the student.
I think it is double click