If i have 100 questions-- can my students scan the question with their phone with a barcode to then see the answer?

In the blank libreoffice writer document, to start the process of entering a date field into a letter, click on the insert menu. edit menu. file menu. fields menu.

Which of these is not a type of socket? aga (alternating grid array) pga (pin grid array) spga (staggered pin grid array) lga (land grid array)

Aobject is used for displaying the results of a question based on stored data. a. query b. report c. table d. form