ISDS 402 Final Test Questions & Answers 2024/2025
Imagine we have a number of controls in place in the database to keep from having two people being issued the same seat for the same event. Fortunately, our database controls are in place and working. How might we describe the state of the data...
Imagine we have a number of controls in place in the database to keep from having two people being
issued the same seat for the same event. Fortunately, our database controls are in place and working.
How might we describe the state of the database?
a. Invalid state
b. Imaginary state
c. Valid state
d. Uncomfortable state - ANSWERSValid state
Referential integrity is a constraint that involves how many tables?
a. Three tables
b. Two tables
c. Zero tables
d. Five tables - ANSWERSTwo tables
What do you call a key that is unique and non-null, but for which there can only be one on a table?
a. Searchable key
b. Surrogate key
c. Candidate key
d. Primary key - ANSWERSPrimary key
What language are we using to communicate with the Oracle Database in this class?
a. Python
,b. C++
c. Basic
d. SQL*Plus - ANSWERSSQL*Plus
Who is usually responsible for authorizing access to the database, including basic user administration?
Select one:
a. Database Designers
b. Application Programmers
c. End Users
d. Database Administrators - ANSWERSDatabase Administrators
What do we call a particular kind of data item, defined by the values it can take? Each column in a
database will have one of these?
a. Data type
b. String
c. Key
d. Row - ANSWERSData type
Sometimes changes in one table causes changes in other tables automatically - what do we call these
automatic changes?
a. Escalations
b. Constraints
c. Tables
d. Propagations - ANSWERSPropagations
A database state that satisfies the structure and constraints specified in the database (e.g. only one
customer has the same seat for the same concert) is also called:
a. Database readiness
b. Database clarity
c. Database instance
, d. Database consistency - ANSWERSDatabase consistency
A table has a number of columns with unique and non-null values, what are these keys each called?
a. Primary keys
b. Candidate keys
c. Surrogate keys
d. Searchable keys - ANSWERSCandidate keys
Who is usually responsible for implementing the specifications developed by analysts and/or designers
and test and debug before deployment?
a. Database Administrators
b. End Users
c. Application Programmers
d. Database Designers - ANSWERSApplication Programmers
What is a database?
a. A software package/system to facilitate the creation and maintenance of a computerized database
b. A particular kind of data item, defined by the values it can take
c. A collection of related data
d. A primary key - ANSWERSA collection of related data
What database structure is based on procedural code?
a. Triggers
b. Escalations
c. Regulations
d. Tables - ANSWERSTriggers
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