Yes it is D like the other person said
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.
Answer:
Consistency
Explanation:
Bi integrating marketing communications, we can infer that the different brands working under Excel Enterprises have the same basic design, so the marketing department can sell their features easily, without having to create different campaigns or protocols for each individual product.
This homogeneous design then turns intuitive for the user, a textbook definition of consistent design, and the tone is maintained through the different brands.
Just like when you move from Microsoft's Excel to Microsoft's Word, you know the usage of each program is different, but the layout is the same, allowing you to understand the basics of the UX (user interface) of one, by understanding the other.
Because there fun and helps boys get together or to get ur mind off of stuff
Another important advantage would be that the information you stored is portable and you may thus carry the CD right inside your pocket. Whenever you need it, you can retrieve it in a minute.