(Answered) : Question 2 Community Health

<p>PLEASE DO NOT COPY FROM CHEGG, ITS WRONG ANSWER</p><p>Build the basic type system</p><p>- type set at declaration</p><p>- consult sym-tab on var usage</p><p>- build type of expression based on parts</p><p>- LHS

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<p>ER to Relational Mapping</p><p>a) i)</p><p>Reverse engineer the following schema to make an ER Diagram</p><p>A (<img alt="mathbf{a}" src="https://media.cheggcdn.com/media%2F7d6%2F7d61e352-ffdc-48bb-80ca-f32aad34dba8%2F02b945ca-eb01-42e1-b110-18ba5135ce14.png"/>),B (<strong><img alt="mathbf{a,b}" src="https://media.cheggcdn.com/media%2F464%2F4644062f-7943-4285-b76e-e10faba48232%2F615679e4-9db6-4060-bda4-cfacd625f1fe.png"/></strong>),C (<strong><img alt="mathbf{a,b,c}" src="https://media.cheggcdn.com/media%2Ffb0%2Ffb0f93cd-bcd8-4f55-90c5-39453f95e176%2F90d2c73a-4e76-4c38-ac4e-0b23b185b00a.png"/></strong>)<br/>B.a references A.a; C.ab references B.ab</p><p>ii)</p><p>EMP (<strong><img alt="mathbf{ssn}"