Which of the following is used in information security to prove the identity of the sender?

What is Big Data?

You can also charge your phone, tablet or other device wirelessly without having to physically plug it into the charging pad commonly known as:

……… is a service model in which data is maintained, managed and backed up remotely and made available to users through a network.

DNS  service ……. translates into related.

A small portion of the taskbar containing the icons of applications running in the background and displaying the date and time:

An example of an output device is:

What type of personal email account is typically used to download emails to your computer?