ISDS 7301 EXAM 2025 COMPREHENSIVE EXAM
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Terms in this set (71)
What does a relational Organizes data and tables , these are also called
database do? relations
What are the different Database application programs , client components ,
components of a database database serves(s), and databases
system?
What is the task of a To manage data stored in a database
database server
Variety of user interfaces, physical data
What are the features of a independence, logical data independence, query
database ? optimization, data integrity, concurrency control,
backup and recovery, database security
Physical data the database applications does not depend on
independence means ? physical structure,
Most databases contain a optimizer
subcomponent called an?
The process of validating user credentials to prevent
What is authentication?
unauthorized users
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, 7/27/25, 1:40 PM ISDS 7301 EXAM 2025 COMPREHENSIVE EXAM QUESTIONS ||RECENTLY TESTING REAL EXAM QUESTIONS|VERIFIED SO…
What are relational The relational data model
database systems based
upon?
a collection of concepts, their relationships, and their
What is a data model? constraints that are used to represent data of a real-
world problem
What are the attributes of dept_no , dept_name , location
department?
Attributes of employee? emp_no, emp_fname, emp_lname
Attributes of project? Project_no, project_name, budget
works_on specifies what? The relationship between employee and projects / (
and attributes ? emp_no, project_no, job, enter_date)
What is the database Transact- SQL
language of the SQL
server?
What are the Data definition language (DDL) and Data manipulation
sublanguages of SQL? language (DML)
What does DDL do? Used to describe the schema of a database table
DDL contains what three Create, alter and drop
generic statements?
DML ? Emcompasses all operations that manipulate the data
Four generic operations retrieval, insertions, deletions, and modification
for manipulating data>
Normalization of data is testing existing tables of databases to find
the process of ? dependencies between columns of a table.
organizing the columns and tables of a relational
Normalization is the
databse for the purpse of reduccing data redundancy
process of ?
and improving data intergrity
is the process of eliminating data redundancy in a
Functional dependency?
table
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