Holmes, Kirsty creator author. Das, Priyanka author. text nyu 2025 2025 monographic eng 24 pages : colour photographs ; 23 x 25 cm "Did you know that computers use many different programs for different purposes? For example, a program called a web browser lets people access the internet. Find out more in Programs and Operating Systems, one of the titles in Computer Science 101"-- juvenile Kirsty Holmes and Priyanka Das. "AV2." CODE ON PAGE 2 --Cover Computer programs Juvenile literature Operating systems (Computers) Juvenile literature 005.3 9781510582255 PPAK 260210 20260210085348.0 eng