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Bad White [126]
3 years ago
15

What is meant by usability and what characteristics of an interface are used to assess a system’s usability?

Computers and Technology
1 answer:
ahrayia [7]3 years ago
3 0

Answer:

The answer is below

Explanation:

Usability is a term that describes the assessment of the performance of a system in assisting the task of the user, or how effective a certain product system or design supports the task of a user in accomplishing a set out objective as desired.

The characteristics of an interface that are used to assess a system’s usability are:

1. Effectiveness

2. Efficiency

3. Error Tolerance

4. Engagement

5. Ease of Learning and Navigation

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Which mechanisms do we use to transport binary data and memory addresses?
Sav [38]

Answer:

The External Data Bus  is used to transport binary data and Address bus is used to transport memory addresses.

Explanation:

  • External Data Bus is a combination of data bus and external bus. Data bus is used to carry data and instructions between two or more components in the system e.g. CPU and all other computer components.
  • External bus is also called expansion bus. It is used to connect external components to the computer. Its a communication medium between CPU and other components. These components can be peripheral device like USB or flash memory.
  • So External Data Bus is used to transport data between CPU and external components. It is a primary communication pathway for data in a computer. The external data components are connected to this bus and the instruction or data on this bus is available to all external components. But the data communication is slower as compared to that of internal bus.
  • Address Bus carries physical location or address of data and transports memory addresses. Processor uses address bus when it wants to read data from memory or write data to the memory by sending a read/write signal by placing the read/write address of the specific memory location on the address bus.

 

6 0
4 years ago
Which of the following application architecture do you suggest as the best option for email for an organization? Consider small,
kykrilka [37]

Which of the following application architecture do you suggest as the best option for email for an organization? Consider small, medium and large organizations to provide your suggestions.

1. Two-tier client-server

2. web-based

Answer:

2. Web based

Explanation:

Web based applications provides cloud based email solutions provider that benefits small organisation as much as big organisations because the investment is minimal and affordable and gives no problem in deployment of resources to manage services with no risk.

It provides multiple point access by providing email solutions that enables multiple point of access gives rise to flexibility of access by members of the organisation.

It provides powerful admin control which makes management of email services easy and provides high security for services.

8 0
4 years ago
4.17 LAB: Data File A comma separated value (.csv) file has been included to be used for this program. Each line contains two va
Andrej [43]

Answer:

import csv

def Csvreader(filename):

   with open("filename", "r") as file:

   content = file.csv_reader()

   list_content = list(content)

   file.close

   return list_content

Explanation:

This is a python description of the function that reads the csv file and converts it to a list, from the list, each item can accessed with its index and updated directly. Use this to draw the same conclusion for a java program.

7 0
3 years ago
Could you describe in 3 lines what an API is?
Brilliant_brown [7]

An API is in computer programming. So it is an application programming interface is a set of several subroutine definitions. Also consists of Communication protocols and tools for you to build software.

Also known by its full names, Application Programming Interface. I was just going to ask it myself actually.

I hope this helps and good question?

8 0
4 years ago
PLS HELP!!!! Mrs Gonzalez decides to write an algorithm that her employees follow when they open her store each day. What should
MatroZZZ [7]

Answer:

I think it's C I'm not 100% sure

7 0
3 years ago
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