Abstract: This paper presents a new category that has been added to the classification of Kim and Ko (2017) for programming learning systems, namely the Online Coding Tutorial System (OCTS) category.

Great Cow BASIC (abbreviated as GCB or GCBasic) is an open source compiler that allows you to program PIC (Microchip) and AVR (Atmel/Microchip, including the ATMega328P in the Arduino Uno) ...