Answer:
Simple Mail Transfer Protocol (SMTP) is the standard protocol for sending emails across the Internet.
Answer:
the third one
Explanation:
the rest is below 28 apart from the third one which is 28 and is the most
Basic Computer Operations. Input: Information and programs are entered into the computer through Input devices such as the keyboard, disks, or through other computers via network connections or modems connected to the Internet. The input device also retrieves information off disks.
Answer:
Authorization
Explanation:
Authorization is a security process to determine access levels related to system resources such as files, services, computer programs, data and application features. This is the method of allowing or denying access to a resource which enables the user to get access to various services and resources depending on the user's identity.
Authorization is the process that checks if a user has the permission to get access to a particular file or perform a particular action, ensuring that user has successfully authenticated himself. It refers to defining access policy.
For example a system administrator determines for the system device, in multi-user computer systems, which users are granted access to system and its resources and privileges are granted.
