1. It is a handheld device that has specific functions and helps a person complete a particular task. 2. It is a tool used to check the discrepancies among the hardware components inside the computer

3. It is a type of computing that uses online storage to share files with various devices to make an online backup of such files.

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You have several options when you want to enter data manually in excel. you can enter data in one cell, in several cells at the same time, or on more than one worksheet at the same time. the data that you enter can be numbers, text, dates, or times. you can format the data in a variety of ways. and, there are several settings that you can adjust to make data entry easier for you.