Answer:
i. Command
ii. Explorer
iii. Icons
iv. Credential
Step-by-step explanation:
i. Available in most Windows operating system (OS) is a built-in tool called command prompt that enables users to use plain text to type in commands for the OS to execute basically via scripts and batch files.
Most of these commands written in as texts perform administrative functions and are used for troubleshooting purposes.
ii. Windows explorer is essentially used for file management in Windows operating system. It helps in organizing files by relatively grouping them. It also makes access to these files easy as it enables users to search for programs, files and folders on the computer.
iii. Icons are a small program serving as a pointer, a representation or a shortcut to other programs which are larger than them. They are images pinned to the desktop in a computer.
iv. Credential manager is a built-in application that stores details of the user or owner of a computer. These details include the user's name, password and address. These credentials are needed to allow the user access shared folders on another computer on the network.
Hope this helps!