Answer:
b. a variable
Explanation:
A variable holds a specific type of data
Answer:
An ISP is an internet service provider. AT&T and Comcast are both popular internet service providers. On the other hand, web hosts are used to host websites like att.com. The web host makes the website accessible by other people.
Explanation:
A program that can be used in many scenarios
Here are the main functions of an operating system:
1) Manage the resources of the device
The operating system controls how much of each resource is distributed, and it controls things like the processing unit and memory.
2) Establish a interface for the user of the device
The operating system must classify what the classes of the script/code have to do and what they implement.
3) Service application software
The operating system must service each application that is downloaded onto the device. It must balance it's use of storage between apps.
This would be a measure of Resolution. Image size is the general version of Resolution as Resolution is the measurement use FOR image size.