The answer is D.
Inheritance means that a child class (subclass) can inherit functionality from a parent class (superclass). For example, a class called Person could have 2 subclasses called Student and Teacher. While Student and Teacher have attributes and methods that differ, they also have some that overlap. By passing these overlapping functionalities down from the Person class, we are making the code more reusable. This eliminates the need to write duplicate code and makes the code more readable.
Answer:
Answered below
Explanation:
A software warranty is a written promise or guarantee from a software manufacturer or company to repair or replace a product of it has a fault within a particular period of time. Such faults must arise from the manufacturer's errors.
During the warranty period given, the software developer must fix all the defects and bugs within the software so long as it occurred due to a development fault and there is evidence of system failure.
Some software programs and applications really do require a warranty with a longer duration. Such softwares include those used in big businesses and corporations like banks, medical softwares, nuclear softwares and aviation softwares. The warranties are like a testament of reliability of the software in such critical and delicate sectors.
An open source software for a video game may not require a warranty or the warranty period might not be long compared to business softwares.
Answer:
The answer for B is 10% and for C is 40%.
Explanation:
To get the percentage for B you take the the frequecy of students taking 2 courses (5) and multiply it by 100 then you divide it by whole number of students.
For C you do the after adding the number of students taking 1 or 2 courses (20).
Answer:
A) create new records
B) open and close forms
C) open database forms
F) navigate through records
G) import and export data
Explanation:
Answer:
I would recommend the cloud because they can access their data on every single device. There are virtually no disadvantages to the cloud.
Explanation:
Hope this helps.
