Is computer science hard to study ?

Which type of computing device is best suited to having a digital pen as an input device? a. personal computer b. personal digital assistant c. smart television d. laptop e. mobile phone

Janice usually works on a particular workbook that contains all business related data. she decides to keep a backup of all the data in a separate workbook. she opens a new workbook to transfer the data. which option should she use to copy all the data from one workbook to another workbook?

In command prompt, whats a command that will list only .ini files in c: \windows\system32 directory?