MIS 180 (SDSU) Exam 2 Questions And
Answers With Verified Solutions 100%
Correct!!!
Structured Data
ANSWER ✔✔:
Data that is easily searchable by algorithms, typically organized in a way
that fits into a predefined schema or database structure.
Examples: Facts, questionnaires, online behavior, constructed data.
Unstructured Data
ANSWER ✔✔:
Data that is difficult for algorithms to search, doesn't fit into relational
databases, and lacks a predefined structure or model.
Examples: Emails, voice messages, texts, social media posts.
Which is Easier for Businesses to Process, and Why?
ANSWER ✔✔:
Structured data is easier for businesses to process because it is organized,
controlled, and accessible, typically by professionals, making it easier to
retrieve and analyze.
Why Should We Avoid Using Spreadsheets to Store Data and Instead Use a
Database Management System?
ANSWER ✔✔:
Spreadsheets have issues like:
o Data duplication.
o Difficulty in data retrieval and search.
o Poor data integrity.
o Difficulty in relating different data elements.
, What Are Spreadsheets Good For?
ANSWER ✔✔:
Spreadsheets are good for simple data storage tasks, analyzing data, and
displaying information visually.
What Are Databases Good For?
ANSWER ✔✔:
Databases are excellent for storing, organizing, and managing large amounts
of structured data.
What Are 3 Reasons to Avoid Using Spreadsheets?
ANSWER ✔✔:
1. Vulnerable to errors.
2. Lack of clear formatting rules.
3. Only one person can use a spreadsheet at a time, and real-time updates are
impossible.
Characteristics of High-Quality Information
Accurate:
o ANSWER ✔✔: The degree to which information is correct and free
from errors.
o Example: Is there an incorrect value in the information?
Complete:
o ANSWER ✔✔: Whether the information has all the necessary data.
o Example: Is there a missing value in the information?
Consistent:
o ANSWER ✔✔: Information should be compatible with previous data.
o Example: Does the summary agree with the detailed information?
Answers With Verified Solutions 100%
Correct!!!
Structured Data
ANSWER ✔✔:
Data that is easily searchable by algorithms, typically organized in a way
that fits into a predefined schema or database structure.
Examples: Facts, questionnaires, online behavior, constructed data.
Unstructured Data
ANSWER ✔✔:
Data that is difficult for algorithms to search, doesn't fit into relational
databases, and lacks a predefined structure or model.
Examples: Emails, voice messages, texts, social media posts.
Which is Easier for Businesses to Process, and Why?
ANSWER ✔✔:
Structured data is easier for businesses to process because it is organized,
controlled, and accessible, typically by professionals, making it easier to
retrieve and analyze.
Why Should We Avoid Using Spreadsheets to Store Data and Instead Use a
Database Management System?
ANSWER ✔✔:
Spreadsheets have issues like:
o Data duplication.
o Difficulty in data retrieval and search.
o Poor data integrity.
o Difficulty in relating different data elements.
, What Are Spreadsheets Good For?
ANSWER ✔✔:
Spreadsheets are good for simple data storage tasks, analyzing data, and
displaying information visually.
What Are Databases Good For?
ANSWER ✔✔:
Databases are excellent for storing, organizing, and managing large amounts
of structured data.
What Are 3 Reasons to Avoid Using Spreadsheets?
ANSWER ✔✔:
1. Vulnerable to errors.
2. Lack of clear formatting rules.
3. Only one person can use a spreadsheet at a time, and real-time updates are
impossible.
Characteristics of High-Quality Information
Accurate:
o ANSWER ✔✔: The degree to which information is correct and free
from errors.
o Example: Is there an incorrect value in the information?
Complete:
o ANSWER ✔✔: Whether the information has all the necessary data.
o Example: Is there a missing value in the information?
Consistent:
o ANSWER ✔✔: Information should be compatible with previous data.
o Example: Does the summary agree with the detailed information?
