exam passing instructions added
exam passing instructions added

lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science,raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science,lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science,lamastex/scalable-data-science,raazesh-sainudiin/scalable-data-science,lamastex/scalable-data-science