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GSU CIS 2010 Modules 8-14 (Final) 100% CORRECT ANSWERS!! $11.29   Add to cart

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GSU CIS 2010 Modules 8-14 (Final) 100% CORRECT ANSWERS!!

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  • Course
  • CIS
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  • CIS

Database correct answers maintains information about various types of objects (inventory), events (transactions), people (employees), places (warehouse) Database Management System (DBMS) correct answers creates, reads, updates, and deletes data in database while controlling access and security ...

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  • September 17, 2024
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GSU CIS 2010 Modules 8-14 (Final) 100% CORRECT
ANSWERS!!
Database correct answers maintains information about various types of objects (inventory),
events (transactions), people (employees), places (warehouse)

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

Query-by-Example (QBE) tool correct answers helps users graphically design the answer to a
question against a database

Structured query language (SQL) correct answers asks users to write lines of code to answer
questions against a database

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

Examples of data elements correct answers customer's name, address, email, discount rate,
preferred shipping method, product name, quantity ordered

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

data dictionary correct answers complies all of the metadata about the data elements in the
data model

examples of metadata correct answers size, resolution, date created, author's name, summary

Metadata correct answers provides details about data

relational database model correct answers stores information in form of logically related 2D
tables

relational database management system correct answers allows users to create, read, update,
and delete data in a relational database

entity (table) correct answers stores information about a person, place, thing, transaction, or
event

attributes (columns or fields) correct answers data elements associated with an entity

record correct answers collection of related data elements

primary key correct answers field or group of fields that uniquely identifies a given record in
a table

foreign key correct answers primary key of one table that appears as an attribute in another
table and acts to provide a logical relationship between 2 tables

, Relational database model correct answers

physical view of information correct answers deals with the physical storage of information
on a storage device

logical view of information correct answers focuses on how individual users logically access
information to meet their own particular business needs

Business Advantages of relational database correct answers

information redundancy correct answers duplication of data, or the storage of the same data
in multiple places

relational integrity constraints correct answers rules that enforce basic and fundamental
information based constraints

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

example of business rule correct answers merchandise returns are allowed within 10 days of
purchase

business- critical integrity constraints correct answers enforce business rules vital to an
organization's success and often require more insight and knowledge than relational integrity
constraints

blockchain correct answers provides a way for information to be recorded and shared by a
community

digital ledger correct answers bookkeeping list of assets, identified ownership, and
transactions that record the transfer of ownership among participants

Hash and digital signature correct answers protect the blockchain's integrity and anonymity--
each block vouches the integrity of all prior blocks and thereby prevents falsification or
manipulation of prior transactions

miners correct answers complete mathematical problems-- system cannot be hacked by single
source

decentralized correct answers each node in participating computer network has a full copy of
the digital ledger-- network nodes can validate transactions and add them to their copy and
broadcast them to other nodes

data warehouse correct answers logical collection of information, gathered from many
operational databases, that suppose business analysis activities and decisions making tasks

Data warehouse model correct answers

data mart correct answers contains subset of data warehouse information

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