Information Systems Analysis Practice Questions - 1685 Verified Questions

Information Systems Analysis Practice Questions https://quizplus.com/study-set/1085 13 Chapters 1685 Verified Questions

Information Systems Analysis Practice Questions Course Introduction Information Systems Analysis explores the methodologies and tools used to understand and specify business information requirements and system functionalities. Students learn how to analyze organizational processes, identify system problems and opportunities, and document requirements through techniques such as data modeling, process modeling, and use case analysis. The course emphasizes critical thinking, communication with stakeholders, and the application of analysis frameworks to design effective solutions that support business objectives and improve system performance.

Recommended Textbook Oracle 11G SQL 2nd Edition by Joan Casteel

Available Study Resources on Quizplus 13 Chapters 1685 Verified Questions 1685 Flashcards Source URL: https://quizplus.com/study-set/1085

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Chapter 1: Overview of Database Concepts Available Study Resources on Quizplus for this Chatper 108 Verified Questions 108 Flashcards Source URL: https://quizplus.com/quiz/21418

Sample Questions Q1) The fact that a person can wear different size clothes and that different people can wear the same size clothes is best characterized as a what type of relationship?

A) one-to-many B) many-to-many C) one-to-all D) one-to-one Answer: B Q2)

A

straight

line

with

a

crow's

foot

at

one

end

depicts

a(n)

____________________ relationship in an E-R Model.

Answer: one-to-many one to many Q3) A collection of fields is a file.

A)True B)False Answer: False Q4) If at least one value in a record does not depend upon the primary key, then a _________________________ exists.

Answer: Transitive dependency To view all questions and flashcards with answers, click on the resource link above.

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Chapter 2: Basic Sql Select Statements Available Study Resources on Quizplus for this Chatper 122 Verified Questions 122 Flashcards Source URL: https://quizplus.com/quiz/21419

Sample Questions Q1) Based upon the contents of the PUBLISHER table, which of the following is a valid SQL statement?

A) SELECT * FROM pubid; B) SELECT * FROM name; C) SELECT * FROM contact; D) SELECT * FROM publisher; Answer: D Q2) Concatenation refers to combining the results of several SELECT statements into one result.

A)True B)False Answer: False Q3) Combining the contents of two or more columns is known as ____.

A) projection B) concatenation C) selection D) suppression Answer: B Q4) A SELECT statement is also referred to as a ____________________.

Answer: query Page 4 To view all questions and flashcards with answers, click on the resource link above.

Chapter 3: Table Creation and Management Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21420

Sample Questions Q1) Which of the following datatypes refers to variable-length character data, where n represents the maximum length of the column?

A) CHAR(n) B) BFILE C) VARCHAR2(n) D) LONG Answer: C Q2) The\(\underline { \text { MODIFY } }\) clause can be used with the ALTER TABLE command to add a column to an existing table. _________________________ A)True B)False Answer: False Q3) The name of a table can be changed with the ____________________ command.

Answer: RENAME RENAME...TO RENAME TO Q4) When adding a column to an existing table, the ____________________ clause must be used with the ALTER TABLE command.

Answer: ADD Page 5 To view all questions and flashcards with answers, click on the resource link above.

Chapter 4: Constraints Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21421

Sample Questions Q1) Only one PRIMARY KEY constraint can exist for each table.

A)True B)False Q2) In the USER_CONSTRAINTS view, the value displayed in the CONSTRAINT_TYPE column will be a(n) ____ for a NOT NULL constraint.

A) C B) K C) N D) R Q3) In the USER_CONSTRAINTS view, the constraint type for a PRIMARY KEY constraint will be listed as PK. A)True B)False Q4) Which of the following statements about a PRIMARY KEY is incorrect?

A) It identifies which column(s) uniquely identify each record.

B) It can be NULL, as long as the FOREIGN KEY contains a value.

C) Each data value must be unique.

D) none of the above Q5) A constraint is always enforced at the ____________________ level.

Page 6 constraint and a CHECK constraint?

Q6) What is the relationship between a NOT NULL To view all questions and flashcards with answers, click on the resource link above.

Chapter 5: Data Manipulation and Transaction Control Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21422

Sample Questions Q1) The ____________________ command is used to add data to an existing row in a table.

Q2) If a(n) ____________________ clause is not included in the UPDATE command, then all rows in the table will be changed.

Q3) The ____________________ command is used to change data stored in a table.

Q4) Which of the following is not a valid SQL command?

A) INSERT INTO acctmantable SELECT amid, amname, amedate, region FROM acctmanager WHERE amedate <= SYSDATE; B) INSERT INTO acctmantable (SELECT amid, amname, amedate, region FROM acctmanager WHERE amedate <= SYSDATE); C) INSERT INTO acctmantable AS (SELECT amid, amname, amedate, region FROM acctmanager WHERE amedate <= SYSDATE); D) none of the above Page 7 Q5) The ____________________ command is used to add new rows to a table.

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Chapter 6: Additional Database Objects Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21423

Sample Questions Q1) A(n) ____ synonym is used by an individual to reference objects owned by that person.

A) unique B) duplicated C) public D) private Q2) What are the benefits and disadvantages of an index?

Q3) A large table containing a particular column that is frequently referenced by a WHERE clause would probably benefit from a(n) \(\underline {\text { sequence } }\). _________________________ A)True B)False Q4) The START WITH clause is used to identify the starting numeric value for a synonym.

A)True B)False Q5) The USER_INDEXES data dictionary view can be used to verify existing indexes.

A)True B)False Q6) A(n) ____________________ synonym can be referenced by other database users.

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Chapter 7: User Creation and Management Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21424

Sample Questions Q1) Which of the following terms refers to a collection of privileges?

A) role B) grouping C) groupset D) accesset Q2) A system privilege can be taken away from a user through the \(\underline { \text { UNGRANT } }\) command. _________________________ A)True B)False Q3) Which of the following privileges will allow a user to reference a table when creating a FOREIGN KEY constraint?

A) FOREIGN KEY B) REFERENCES C) SELECT D) none of the above Q4) Even if a password has been assigned, a user is not required to enter a password for a role that has been set as the ____________________ role for that user.

Q5) What is the benefit of assigning privileges to users through roles?

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Chapter 8: Restricting Rows and Sorting Data Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21425

Sample Questions Q1) The \(\underline { \text { LIKE } }\) operator is used to indicate a range of values. _________________________ A)True B)False Q2) When using a search pattern, a(n) \(\underline { ? }\) symbol is used to indicate exactly one character in that position. _________________________ A)True B)False Q3) The ____________________ logical operator is evaluated first in a sequence of logical operators.

Q4) Which of the following is a valid logical operator?

A) NOT B) AND C) OR D) all of the above Q5) By default, query results are sorted in ascending order based upon the column specified in the ORDER BY clause.

A)True B)False 10 click on the resource link above.

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Chapter 9: Joining Data From Multiple Tables Available Study Resources on Quizplus for this Chatper 131 Verified Questions 131 Flashcards Source URL: https://quizplus.com/quiz/21426

Sample Questions Q1) A self-join can only be specified in the FROM clause with the use of the JOIN...____________________ keywords.

Q2) Which of the following SQL statements will display the name of each publisher that publishes a book classified in the COMPUTER category?

A) SELECT UNIQUE name FROM books, publisher; B) SELECT UNIQUE name FROM books NATURAL JOIN publisher WHERE category = 'COMPUTER'; C) SELECT DISTINCT name FROM books JOIN publisher WHERE category = 'COMPUTER'; D) both b and c Q3) By default, the \(\underline { \text { JOIN } }\) keyword creates an inner join. _________________________ A)True B)False Q4) A(n) ____________________ is an alternate name temporarily assigned to a table.

Q5) The outer join operator can only be used in the ____________________ clause.

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Chapter 10: Selected Single Row Functions Available Study Resources on Quizplus for this Chatper 133 Verified Questions 133 Flashcards Source URL: https://quizplus.com/quiz/21427

Sample Questions Q1) To add a series of asterisks (*) to a column with the intent of extending it to a specific length, you can use the \(\underline {\text { LPAD or RPAD }}\) function. _________________________ A)True B)False Q2) The\(\underline{YR}\) element can be included in a format argument of the TO_CHAR

function

to

spell

out

the

year

of

the

specified

date.

_________________________ A)True B)False Q3) Which of the following functions will round the numeric data to no decimal places?

A) ROUND(34.21, 1) B) ROUND(34.21, -1) C) ROUND(34.21, NONE) D) ROUND(34.21, 0) Q4) Use MON in the format argument to spell out the specified month.

A)True B)False Q5) The ____________________ function is used to return a portion of a string.

12 click on the resource link above.

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Chapter 11: Group Functions Available Study Resources on Quizplus for this Chatper 134 Verified Questions 134 Flashcards Source URL: https://quizplus.com/quiz/21428

Sample Questions Q1) Results returned from a SELECT statement that include a GROUP BY clause will present the results in \(\underline { \text { descending } }\) order of the column(s) listed in the GROUP BY clause. _________________________ A)True B)False Q2) Based on the contents of the BOOKS table, which of the following is a valid SQL statement?

A) SELECT pubid, AVERAGE(retail-cost) "Average Profit" FROM books; B) SELECT pubid, AVERAGE(retail-cost) "Average Profit" FROM books GROUP BY pubid; C) SELECT pubid, AVG(retail-cost) "Average Profit" FROM books GROUP BY pubid; D) SELECT pubid, AVG(retail-cost) "Average Profit" FROM books HAVING retail-cost > 25; Q3) Describe how the COUNT function processes NULL values when the function is executed.

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Chapter 12: Subqueries and Merge Statements Available Study Resources on Quizplus for this Chatper 132 Verified Questions 132 Flashcards Source URL: https://quizplus.com/quiz/21429

Sample Questions Q1) You \(\underline {\text { can } }\) include multiple subqueries in a SELECT statement. _________________________ A)True B)False Q2) If a subquery is nested in a HAVING clause, the subquery must be on the right side of the comparison operator.

A)True B)False Q3) A correlated subquery is one in which the inner query is executed first, and then the outer query is executed.

A)True B)False Q4) When the subquery is executed first and the value is passed back as input to the outer query, the subquery is known as an uncorrelated subquery.

A)True B)False Q5) A multiple-column subquery cannot be nested in a WHERE clause.

A)True B)False 14 click on the resource link above.

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Chapter 13: Views Available Study Resources on Quizplus for this Chatper 133 Verified Questions 133 Flashcards Source URL: https://quizplus.com/quiz/21430

Sample Questions Q1) An ORDER BY clause can be included in a(n) ____________________ view to perform "TOP-N" analysis.

Q2) You cannot create a view if the underlying table does not exist at the time the view is created.

A)True B)False Q3) A(n) ____________________ is a database object that can be used to access data, but it does not actually store data itself.

Q4) When a query references a view, the query in the view is processed, and the results are

treated

as

a(n)

\(\underline

{

\text

{

permanent

}

}\)

_________________________ A)True B)False Q5) The subquery used to create a(n) ____ view can contain an ORDER BY clause.

A) simple B) complex C) derived D) inline Q6) A(n) ____________________ view can contain grouped data.

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table.