A very detailed explanation of assessment and its components.

https://video.search.yahoo.com/yhs/search;_ylt=AwrDQ2rc_NxZuHEAqLE0nIlQ;_ylu=X3oDMTBncGdyMzQ0BHNlYwNzZWFyY2gEdnRpZAM-;_ylc=X1MDMTM1MTE5NTcwMARfcgMyBGFjdG4DY2xrBGJjawMxMTUydGQxY25ldTFlJTI2YiUzRDMlMjZzJTNEMHMEY3NyY3B2aWQDS0FBUUpURXdMakVRbEYxb1dYZDRMZzJBTWpZd01RQUFBQUJCVkRkUQRmcgNzZnAEZnIyA3NhLWdwBGdwcmlkA0NYT1VaZ2xLUWptOFhScGVsNjkyMEEEbXRlc3RpZANudWxsBG5fcnNsdAM2MARuX3N1Z2cDMQRvcmlnaW4DdmlkZW8uc2VhcmNoLnlhaG9vLmNvbQRwb3MDMARwcXN0cgMEcHFzdHJsAwRxc3RybAMyNARxdWVyeQNob3cgdG8gYXNzZXNzbWVudHMgdmlkZW8EdF9zdG1wAzE1MDc2NTQ5ODgEdnRlc3RpZANudWxs?gprid=CXOUZglKQjm8XRpel6920A&pvid=KAAQJTEwLjEQlF1oWXd4Lg2AMjYwMQAAAABBVDdQ&p=how+to+assessments+video&ei=UTF-8&fr2=p%3As%2Cv%3Av%2Cm%3Asa&fr=sfp&hsimp=yhs-fullyhosted_011&hspart=iry#id=6&vid=627e67522159c698cb4b4a308ec0687b&action=view