Question: table [ [ CLASS _ CODE,CLASS _ NAME,STU _ NUM,STU _ NAME,ATTENDANCE,ENRI ] , [ 1 0 0 1 4 , INFO 3 2

\

table

[[

CLASS

_

CODE,CLASS

_

NAME,STU

_

NUM,STU

_

NAME,ATTENDANCE,ENRI

], [10014,

INFO

3233 - 01, 321452,

Jan Jones,

\frac{30}{35}

Classes,C

], [10014,

INFO

3233 - 01, 324257,

Tom Poole,

\frac{25}{35}

Classes,B

], [10018,

INFO

3234 - 01, 321452,

Jan Jones,

\frac{35}{35}

Classes,A

], [10018,

INFO

3234 - 01, 324257,

Tom Poole,

\frac{30}{35}

Classes,B

], [10021,

INFO

3236 - 01, 321452,

Jan Jones,

\frac{35}{35}

Classes,C

], [10021,

INFO

3236 - 01, 324257,

Tom Poole,

\frac{20}{35}

Classes,

]]

[

CLASS

_

CODE, CLASS

_

NAME, STU

_

NUM, STU

_

NAME

]

a Superkey? Why?

[

CLASS

_

CODE, CLASS

_

NAME, STU

_

NUM

]

a Superkey? Why?

[

CLASS

_

CODE, CLASS

_

NAME, STU

_

NUM

]

a Candidate Key? Why?

[

CLASS

_

CODE, STU

_

NUM

]

a Candidate Key? Why?

$\table[[CLASS_CODE,CLASS_NAME,STU_NUM,STU_NAME,ATTENDANCE,ENRI],[10014,INFO3233-01,321452,Jan Jones,3035 Classes,C],[10014,INFO3233-01,324257,Tom Poole,2535 Classes,B],[10018,INFO3234-01,321452,Jan Jones,3535 Classes,A],[10018,INFO3234-01,324257,Tom Poole,3035 Classes,B],[10021,INFO3236-01,321452,Jan Jones,3535 Classes,C],[10021,INFO3236-01,324257,Tom$

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