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CIS 2010 Final Exam || WITH A+ GRADED SOLUTIONS!!
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Database correct answers Maintains information about various types of objects (inventory), events (transactions), people (employees), and places (warehouses). Database Management System (DBMS) correct answers Creates, reads, updates, and deletes data in a database while controlling access and se...

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  • September 17, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • database

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CIS 2010 Final Exam || WITH A+ GRADED
SOLUTIONS!!
Database correct answers Maintains information about various types of objects (inventory),
events (transactions), people (employees), and places (warehouses).

Database Management System (DBMS) correct answers Creates, reads, updates, and deletes
data in a database while controlling access and security

Data Models correct answers Logical data structures that detail the relationships among data
elements using graphics or pictures.

Data element (data field) correct answers The smallest or basic unit of information.

Structured Query Language (SQL) correct answers Asks users to write lines of code to
answer questions against a database.

Data Dictionary correct answers Compiles all of the metadata about the data elements in the
data model.

Entity correct answers (Also referred to as a table) stores information about a person, place,
thing, transaction, or event.

Attribute correct answers (Also called columns or fields) are the data elements associated
with an entity.

Record correct answers A collection of related data elements.

Query by example (QBE) correct answers Tool that helps users graphically design the answer
to a question against a database.

Metadata correct answers Provides details about data. Metadata for an image could include:
its size, resolution, and date created.

Relational Database correct answers stores information in the form of logically related two-
dimensional tables.

Primary Key correct answers A field (or group of fields) that uniquely identifies a given
entity in a table.

Foreign Key correct answers A primary key of one table that appears as an attribute in
another table and acts to provide a logical relationship between the two tables.

Information Redundancy correct answers The duplication of data, or the storage of the same
data in multiple places.

Information Integrity correct answers A measure of the quality of information.

Integrity Constraints correct answers Rules that help ensure the quality of information.

, Business Rule correct answers Defines how a company performs certain aspects of its
business and typically results in either a yes/no or true/false answer.

Big Data correct answers A collection of large, complex data sets, including structured and
unstructured data, which cannot be analyzed using traditional database methods and tools.

Data Mart correct answers Contains a subset of data warehouse information.

Data mining correct answers The process of analyzing data to extract information not offered
by the raw data alone.

Data quality audits correct answers Firms complete these to determine the accuracy and
completeness of its data.

Data Scientist correct answers Extracts knowledge from data by performing statistical
analysis, data mining, and advanced analytics on big data to identify trends, market changes,
and other relevant information.

Data Visualization correct answers Describes technologies that allow users to see or visualize
data to transform information into a business perspective.

Data Warehouse correct answers A logical collection of information - gathered from many
different operational databases - that supports business analysis activities and decision-
making tasks.

Dirty Data correct answers Erroneous or flawed data.

Distributed Computing correct answers Processes and manages algorithms across many
machines in a computing environment.

Extraction, transformation, and loading (ETL) correct answers A process that extracts
information from internal and external databases, transforms the information using a common
set of enterprise definitions, and loads the information into a data warehouse.

Information Cube correct answers Common term for the representation of multidimensional
information.

Structured Data correct answers Has a defined length, type, and format and includes numbers,
dates, or strings such as Customer Address.

Unstructured Data correct answers Not defined and does not follow a specified format, and is
typically freeform text such as emails, tweets, texts.

Business Intelligence correct answers The processing of operational and other data to create
information that exposes patterns, relationships, and trends of importance to the organization.

Multitasking correct answers Allows more than one piece of software to be used at a time.

Utility Software correct answers Provides additional functionality to the operating system.

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