Answer:
Look up Charles Babbage. He built a machine that is viewed as the predecessor of the modern computer.
Answer:
MULTITASKING OS
Explanation:
MULTITASKING OPERATING SYSTEM is an operating system that enables and allow user of either a smartphone or computer to make use of more that one applications program at a time.
Example with MULTITASKING OPERATING SYSTEM smartphones user can easily browse the internet with two applications program like chrome and Firefox at a time or simultaneously
Therefore a user working with two apps simultaneously is an example of a unit that uses a MULTITASKING OS.
Answer:
Firewalls
Explanation:
A firewall is simply a network security system whose main duty is. to prevent unwanted access to. private network.
Firewalls is measures to protect your computer against threats from human actions.
It is also the one singular thing that prevents you from accessing the file on your friends system.
The windows of death color is blue and with a sad face and says “your pc has ran to a problem and needs to restart. We’re just collecting some error info, and then we will restart it for you