ii) Identify the primary key(s)

STID3014 ASSIGNMENT #3 2 DECEMBER 2021 The Problem: Keeping Track of a Stack of Invoices Examine the Invoices below and do the followings: INVOICE InvoiceNo: 124 Date:24/2/2018 NormalizeForm Berhad No 4/1, Jalan SOC 4,06010 Sintok, Kedah. Phone: 604-9245555 Fax 604.624.5556 www.normalizef.com.my VOICE TO: Melati Enterprise No. 25 Jalan Kelasi. 11750 Seberang Pral. Pulau Pinang Phone: 604 4458225 Fax: 604.4458222 JoiceNo: 156 Customer-No: 02458 20/3/2018 INVOICE Quantity Item ID Description Unit Price (RM) Amount (RM) 2 AUSSU AMD K6 30MX CPU 608 1210 Jer No: 02465 InvoiceNo: 158 te: 20/3/2018 3 MB005 Epox EP-33 Mother Board -53 373 1116 5 D81244 Diamond Master Fusion 32MB 75 375 Amount (RM) 3040 pmerNo: 02458 1488 Total Due (RM) 2707 Amount (RM) Make all checks payable to NormalizeForu Berhad THANK YOU FOR YOUR BUSINESS 500 1630 Total Due (RM) 1528 Make ali checks payable to NormalizeForm Berhad THANK YOU FOR YOUR BUSINESS Total Due (RM) 2180 Make all chec'es payable to NermalizeForm Berhad THANK YOU FOR YOUR BUSINESS