First graphical user interface used commercially was introduced in

Related MCQs

• In graphical user interface of operating system, to point a file, a user uses:
• Files and directories of graphical user interface of operating system programs are known as
• Which type of user interface provide input by typing a string in the keyboard ?
• Which unit is responsible for converting the data received from the user into a computer understandable format?
• The process of producing useful information for the user is called ___________
• The output unit converts the data entered by the user into computer understandable form.
• Which of the following is used to hold running program instructions?
• Which of the following is used in main memory?
• Which key on the keyboard can be used to view slide show?
• PowerPoint presentation(s) is/are widely used as