A. We still have evidence the universe is expanding as well
Answer:
téléphone
Explanation:
thats how you say phone in French also you can go on Google translate or word reference to translate words.
Answer:
Kindly see explanation
Explanation: The operating system is a huge part of a computer system which plays a an invaluable role in the working of computer programs, hardwares and influences the overall experience of the user. It operating system serves as the interface between the computer hardware itself and the user who may wish to perform different tasks using a computer. In other to teach and learn, it is necessary to input and also obtain output, store our files and process and most essentially one may need to install application programs or softwares, all these functions are made possible with the help of an operating system. In essence, a system without an operating system can perform very little to no function at all. So basically teaching and learning becomes difficult. Teaching and Learning tools such as video, writing and other application softwares cannot be installed without an operating system and thus teaching or learning becomes impossible in it's absence.
To provide the network number and node number of a machine. Not too useful without a network mask to separate them.
The display screen since it’s always bright
