1.  How can you tell if your computer is safe?

Ways in which one can know if the computer is safe is as mentioned below:

1) Testing the settings and configuration

2) Updating the browser plugin and keeping the browser updated

3) Testing one’s firewall and making relevant setup

4) Permanently deleting the files which are not in use and ae still considered sensitive

5) Installing the anti-virus, anti-malware and keeping the OS and software’s up to date

6) Choosing a password and protecting it

7) Not opening any unrelated or suspicious link or messages or attachments

8) Initiating a safe browsing and keeping away from pirated materials

2. Describe three ways that computers have made the world safer and less safe.

1) Computers can be considered as an electronic device that includes a processing unit, a memory unit and other hardware units including an interface, network cards, ports and more and is designed to perform complex calculation and to run multiple applications.

Ways in which computer made world safer :-

A) Health care features can be used on computers with the help of internet and system hardware which save a lot of time for prescription from doctor specially in case of emergency. Computers have helped to improve health care system by decreasing time for treatment and when immediate treatment is needed for the patient.

B) Computers have also provided digital locking such as biometric scanning or digital gate locking which helps in safeguarding the house and to prevent unauthorized access at the home or at workplace which enchances security and removes the need for a physical security members (humans).

C) Computers have highly secured the banking system by introducing online banking methods which are highly secure and users doesn’t need to physically go to the branch for banking services.