Podcast
Questions and Answers
Which type of database stores data in a plain text file and cannot contain multiple tables?
Which type of database stores data in a plain text file and cannot contain multiple tables?
- Flat file database (correct)
- Relational database
- Hierarchical database
- Distributed database
Which type of database organizes data in a tree structure, with one parent for each record and optional nodes forming sub-trees?
Which type of database organizes data in a tree structure, with one parent for each record and optional nodes forming sub-trees?
- Relational database
- Distributed database
- Hierarchical database (correct)
- Flat file database
Which operation combines distinct fields from multiple tables that have the same set of attributes and data types?
Which operation combines distinct fields from multiple tables that have the same set of attributes and data types?
- Union operation (correct)
- Object database
- Selection operation
- Product operation
Which of the following is NOT a data model that can be accommodated by NoSQL databases?
Which of the following is NOT a data model that can be accommodated by NoSQL databases?
Which term refers to a system of data stored in raw format, containing all enterprise data as well as derived information?
Which term refers to a system of data stored in raw format, containing all enterprise data as well as derived information?
What is the term used for a sequence of characters in programming?
What is the term used for a sequence of characters in programming?
Which type of database is an alternative to traditional relational databases and can accommodate a wide variety of data models?
Which type of database is an alternative to traditional relational databases and can accommodate a wide variety of data models?
What is the term used to describe a system of data stored in raw format, containing all enterprise data as well as information derived from data during reporting, transactions, or other activities?
What is the term used to describe a system of data stored in raw format, containing all enterprise data as well as information derived from data during reporting, transactions, or other activities?
Which term refers to numbers where the decimal point can float because there is no fixed number of digits before and after the decimal point?
Which term refers to numbers where the decimal point can float because there is no fixed number of digits before and after the decimal point?
Which type of database stores complex data and relationships between data directly without using inter-table relations?
Which type of database stores complex data and relationships between data directly without using inter-table relations?
What type of database model organizes data in a tree structure, with one parent for each record and optional nodes forming sub-trees?
What type of database model organizes data in a tree structure, with one parent for each record and optional nodes forming sub-trees?
Which operation creates a result table that includes all of the attributes from two tables, where each row of the second table is added to each row of the first table?
Which operation creates a result table that includes all of the attributes from two tables, where each row of the second table is added to each row of the first table?
_______ is an alternative to traditional relational databases in which data is placed in tables that are carefully designed before the database is built.
_______ is an alternative to traditional relational databases in which data is placed in tables that are carefully designed before the database is built.
_______ is a system of data stored in raw format. It is usually a single store of all enterprise data as well as information derived from data during reporting, transactions, or other activities.
_______ is a system of data stored in raw format. It is usually a single store of all enterprise data as well as information derived from data during reporting, transactions, or other activities.
Also called a ________, alphanumeric data, text-based only.
Also called a ________, alphanumeric data, text-based only.
A single value of either TRUE or FALSE is called a ________.
A single value of either TRUE or FALSE is called a ________.
Numbers where the decimal point can float because there is no fixed number of digits before and after the decimal point. AKA: real numbers
Numbers where the decimal point can float because there is no fixed number of digits before and after the decimal point. AKA: real numbers
______ is the process of planning, organizing, and managing resources to achieve specific project goals.
______ is the process of planning, organizing, and managing resources to achieve specific project goals.
The ______ phase involves defining the project scope, objectives, and deliverables.
The ______ phase involves defining the project scope, objectives, and deliverables.
The ______ phase involves executing the project plan and managing resources.
The ______ phase involves executing the project plan and managing resources.
