Can you help me answer this question please? It is from accounting information systems course. It is written in two languages firstly Malaysian and then in English, just read it in English and answer it in English please ..

Thanks in advance .

Soalan/Question 2 (a) Terangkan tugasan utama dalam proses pesanan jualan. Describe the key tasks in the sales order process. (6 markah/marks) (b) Peranan apa yang dimainkan oleh setiap jabatan berikut dalam sub-sistem pemprosesan pesanan jualan: jualan, kredit, dan penghantaran? Nyatakan sepenuhnya. What role does each of the following departments play in the sales order processing sub-system: sales, credit, and shipping? Be complete. (9 markah/marks) (c) Untuk setiap dokumen berikut, terangkan kegunaan, bidang fungsi yang menyediakannya, dan data utama yang dimasukkan: surat pengiriman, senarai pengiriman, slip deposit. For each of the following documents, describe its purpose, the functional area preparing it, and the key data included: remittance advice, remittance list, deposit slip. (6 markah/marks) (d) Gariskan langkah-langkah utama yang diambil dalam sistem pembelian. Outline the key steps taken in the purchasing system. (9 markah/marks)