Answer:Key
Explanation:
In cryptography Encryption is the process of encoding the confidential data in such a way that only intended recipient can decode it by decoding it with the help of a suitable key.
Encryption is used in almost every data transmission such that the senders data can only be viewed by receiver without the interference of outsider.
Answer:
Switch
Explanation:
The network switch is an networking hardware also known as a network bridging device used to connect devices on the network together and receives and forward data from source to destination through packet switching.
In order to eliminate or reduce collision within the network, present day wired networks make use of network switches that connects each device to its own port on the switch, making the switch the domain of collision for half duplex links or whereby the link is a full duplex links the collision possibility is completely eliminated.
Answer:
1. Spreadsheet software.
2. Word processor.
3. Database software.
4. Multimedia software.
Explanation:
A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer on how to perform a specific task and solve a particular problem.
Simply stated, it's a computer program or application that comprises of sets of code for performing specific tasks on the system.
Basically, the various type of softwares used on computers to perform specific functions include the following;
1. <u>Spreadsheet software</u>: it can be used to create tables with embedded calculations. A spreadsheet can be defined as a file or document which comprises of cells in a tabulated format (rows and columns) typically used for formatting, arranging, analyzing, storing, calculating and sorting data on computer systems.
2. <u>Word processor</u>: it can be used to format or edit .doc files. Some examples of word processors are Notepad, Microsoft Word, Sublime text, etc.
3. <u>Database software</u>: it can be used to store data in ordered form. Thus, it allows computer users to efficiently retrieve and manage their data with an appropriate level of security. These records are stored and communicated to other data user when required or needed.
4. <u>Multimedia software</u>: it can play .mpg and .mp3 files. A multimedia software refers to a software that is designed and developed to accept, utilize and combine various file formats such as audio, video, text, animation effects, etc.