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Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 12:18 PMDo you need "group by" for the query "List each ‘E’, and its ‘A’s that have ‘C’ 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128798&ttid 2&tid 18981688&tvid 19527160&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 12:21 PMDo you need "Group by" for the query "List each ‘D’ state, along with its minimum ‘B’ (in each state)?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128849&ttid 2&tid 18981689&tvid 19527161&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 12:21 PMDo you need "Group by" for the query "List each ‘D’ whose average of ‘B’ is larger than 10?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128851&ttid 2&tid 18981691&tvid 19527164&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 12:22 PMDo you need "Group by" for the query "List each ‘D’ and its ‘B’ that is larger than 10?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128852&ttid 2&tid 18981692&tvid 19527165&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 12:23 PMWill table "TA" be enough to solve the query "List each ‘E’, and its ‘A’s that have ‘C’ 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128854&ttid 2&tid 18981694&tvid 19527168&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:03 PMWill table "TA" be enough to solve the query "List each ‘E’, and its ‘A’s that have ‘Y’ 65?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128855&ttid 2&tid 18981695&tvid 19527169&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:03 PMFor the query "List each ‘E’, and its ‘A’s that have ‘Y’ 65," is it true that the table name ('TA' or 'TB') can be omitted for EACHattribute that is in the "select" statement/line?TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128856&ttid 2&tid 18981696&tvid 19527170&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:03 PMFor the query "List each ‘E’, and its ‘A’s that have ‘C’ 5," is it true that the table name ('TA' or 'TB') can be omitted for EACHattribute that is in the "select" statement/line?TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128858&ttid 2&tid 18981698&tvid 19527173&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:04 PMDo you need "Where" for the query "List each ‘E’, and its ‘A’s that have ‘C’ 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128859&ttid 2&tid 18981699&tvid 19527174&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:04 PMDo you need "where" for the query "List each ‘D’ state, along with its minimum ‘B’ (in each state)?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128861&ttid 2&tid 18981700&tvid 19527175&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:05 PMDo you need "where" for the query "List each ‘D’ whose average of ‘B’ is larger than 10?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128867&ttid 2&tid 18981701&tvid 19527206&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:06 PMDo you need "where" for the query "List each ‘Z’, and its relevant ‘A’s?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128868&ttid 2&tid 18981702&tvid 19527199&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:06 PMDo you need "having" for the query "List each ‘E’, and its ‘A’s that have ‘C’ 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128889&ttid 2&tid 18981703&tvid 19527179&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:07 PMDo you need "having" for the query "List each ‘D’ state, along with its minimum ‘B’ (in each state)?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128890&ttid 2&tid 18981704&tvid 19527180&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:07 PMDo you need "having" for the query "List each ‘D’ whose average of ‘B’ is larger than 10?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128902&ttid 2&tid 18981715&tvid 19527192&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:07 PMDo you need "having" for the query "List each ‘Z’, and its relevant ‘A’s?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128904&ttid 2&tid 18981716&tvid 19527193&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:08 PMDo you need "group by" for the query "List each ‘D’ that has at least one record of 'C' 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128905&ttid 2&tid 18981717&tvid 19527194&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:08 PMDo you need "where" for the query "List each ‘D’ that has at least one record of 'C' 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128906&ttid 2&tid 18981718&tvid 19527195&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:08 PMDo you need "having" for the query "List each ‘D’ that has at least one record of 'C' 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128931&ttid 2&tid 18981719&tvid 19527196&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:09 PMDo you need "nested SQL" for the query "List each ‘D’ that has at least one record of 'C' 5?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128932&ttid 2&tid 18981720&tvid 19527197&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:09 PMDo you need "Nested SQL" for the query "List each ‘D’, where its count of ‘A’ exceeds the average?"TrueFalseComment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40128933&ttid 2&tid 18981721&tvid 19527198&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:09 PMFor the query "List each ‘E’, and its ‘A’s that have ‘Y’ 65" from the attached tables, which attribute is used as the multipletable connector to avoid display redundancy? (E)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40129227&ttid 3&tid 18981722&tvid 19527207&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:10 PMFor the query "List each ‘Z’, and its ‘A’s that have ‘B' 5" from the attached tables, which attribute is used as the multiple-tableconnector to avoid display redundancy? (C)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. l?ou 1894621&ci 0&oid 40129228&ttid 3&tid 18981723&tvid 19527208&d2l body type 5Page 2 of 2

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:10 PMSELECT E, max(B) AS [High], min(B) AS [Low], count(A) AS [count]FROM TAWHERE c 4GROUP BY EHAVING count(A) 1;How many groups do you have after 'group by' but before 'having' is executed?" (3)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. ?ou 1894621&ci 0&oid 40129231&ttid 3&tid 18981726&tvid 19527212&d2l body type 5Page 2 of 3

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:11 PMSELECT E, max(B) AS [High], min(B) AS [Low], count(A) AS [count]FROM TAWHERE c 4GROUP BY EHAVING count(A) 1;How many 'A' records in GROUP 'red' does the original table have before the query is executed? (4)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. ?ou 1894621&ci 0&oid 40129233&ttid 3&tid 18981728&tvid 19527215&d2l body type 5Page 2 of 3

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:11 PMSELECT E, max(B) AS [High], min(B) AS [Low], count(A) AS [count]FROM TAWHERE c 4GROUP BY EHAVING count(A) 1;How many 'A' records do you have in GROUP 'red' that is selected in the final as the result for display? (2)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. ?ou 1894621&ci 0&oid 40129235&ttid 3&tid 18981730&tvid 19527218&d2l body type 5Page 2 of 3

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania10/27/15 4:12 PMSELECT E, max(B) AS [High], min(B) AS [Low], count(A) AS [count]FROM TAWHERE c 4GROUP BY Ehaving count(A) 1;How many GROUPs are selected as the result for display at the end? (2)Comment: (given as feedback)- No comment specified. -Hint:- No hint specified. ?ou 1894621&ci 0&oid 40129241&ttid 3&tid 18981736&tvid 19527228&d2l body type 5Page 2 of 3

Preview Question - 2015 Fall-CST221-01: Database Systems - West Chester University of Pennsylvania 10/27/15 4:03 PM https://d2l.wcupa.edu/d2l/lms/qc/question/edit.d2l .

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