Answer:
The answer to this question is given below is in the explanation section.
Explanation:
manages the function of all the hardware and other software used in the computer:
operating system is defined as a system software that manages computer hardware and software resources and provide common services for computers programs.All application software computer programs requires an operation system to function. operating system controls computer hardware run the computer programs and organize file.
CPU:
central processing unit that bring the instruction from memory to be executed and decodes.
Storing device:
Any hardware that can hold information temporarily and permanently. we distinguish two type of storage: as primary storage device and a secondary storage device.
Example:
- Magnetic storage device:hard drive,floppy diskette etc.
- optical: Blu-ray disc,CD Rom disc.
Flash memory device:memory card memory sick,ssd
Hardware:
Hardware include the physical features,which are every part that you can either see or touch, for example monitor,case,keyboard,mouse and printer.
Software:
The part which activate the physical components called software. it includes the features that resposible for directing the work to the hardware.
What exactly is your question?
Answer:
choice.tolower == "y"
Explanation:
The tolower method is a string method in c# that converts all characters in a string to lowercase characters(if they are not already lowercase letters) except special symbols which remain the same example "#" symbol.
The tolower method does not take any arguments, therefore to use it, we simply chain it to our string variable(dot notation) and use a comparison operator "==" that evaluates to true or false based on whether the values returned on both sides are equal.
Answer:
Mobile devices
.
Explanation:
For several industry professionals, mobile phones take over as the main communication channel because mobile devices are portable and easy for the purpose of communication or handle. With the help of mobile devices, they can easily interact with their employees, seniors, clients and other persons from which they want to interact or communicate.
- Option A is not true about the scenario because it is not portable and it is not easy to handle as compared to the mobile devices. So, it's not the primary mode of communication.
- Option B is not true about the scenario because it is portable but as compare to the mobile device, mobiles are more flexible, portable for primary communication.
- Option c is not completely true because the professionals give primary preference to the calls than emails.
