In command prompt the user enter data with the help of keywords. Any prompt that’s obtained in a command line program that waits for feedback in the person before doing the order or continuing using the next thing the consumer enters.
Types of a command prompt would be the MS DOS prompt as well as the Linux shell prompt. In operating system some error messages than the blanket “Bad command or file name” (in the case of malformed commands) of COMMAND.COM. In the OS/2, errors are reported in the chosen language of the system, their text being taken from the system message files.
The HELP command can then be issued with the error message number to obtain further information.
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The computer mouse as we know it today was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960’s and was patented on November 17, 1970