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MIS 301 Exam 2 Question and answers 100% correct 2024 $14.49   Add to cart
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MIS 301 Exam 2 Question and answers 100% correct 2024

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MIS 301 Exam 2 Question and answers 100% correct 2024 Database - correct answer if it is well-designed and well-managed, it is an extremely valuable tool in supporting decision making - Links the hardware/software to the user Data - correct answer the link or bridge between the computer co...

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  • August 27, 2024
  • 40
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • MIC 301
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MIS 301 Exam 2
Database - correct answer ✔if it is well-designed and well-managed, it is an
extremely valuable tool in supporting decision making
- Links the hardware/software to the user


Data - correct answer ✔the link or bridge between the computer components
(hardware, software, procedures) and people


Data Management - correct answer ✔an organization can not successfully
complete most business activities without data and the ability to process it;
data consists of raw facts
- must be organized in a meaningful way to transform into useful information
- managing all incoming and outgoing digits


Data Management Difficulties - correct answer ✔- data increases
exponentially with time
- data is collected throughout the organization and are collected by many
individuals using various methods and devices
- data is generated from multiple sources (internal/personal/external)
- data degrades over time
- data rot (problems with media data is stored on)


Sources of Data Collection - correct answer ✔credit card swipes, emails,
digital video, RFID tags, blogs, surveillance videos, radiology scans
- Internal Sources: corporate databses, company documents
- Personal Sources: thoughts, opinions, and experiences

,- External Sources: commercial databases, government reports, corporate
websites
*the amount of data generated is doubling every year*


Dell and EMC - correct answer ✔Dell is buying EMC in one of the largest
tech deals ever for $67 billion; because EMC Corp is a data storage company


The Problem with Data - correct answer ✔we have a ton of data, but not
important, valuable information


Data Governance - correct answer ✔an approach to managing information
across an entire organization
- set of business processes and policies around creating, collecting, handling,
and protecting digits/data
- goal is to make information available, transparent, and useful for people
authorized to access it, from the moment it enters and organization until it
becomes outdated and is deleted


Master Data - correct answer ✔a set of core data that spans all of the
enterprise;s information system
- such as customer, product, employee, vendor, and geographic location
- involves multiple transactions


Master Data Management - correct answer ✔a process that spans all
organizational business processes and applications
- provides companies with the ability to store, maintain, exchange, and
synchronize a consistent, accurate, and timely single version of the truth for
the company's master data

,Clickstream Data - correct answer ✔data that visitors and customers
produce when they visit a web site and lick on hyperlinks
- provide user behavior and browsing data


*Data Hierarchy* (1-2 questions on test) - correct answer ✔1. Bit
2. Byte
3. Field
4. Record
5. File or table
6. Database


1. Bit - correct answer ✔binary digit (a 0 or 1)
- FRED = 32 bits


2. Byte - correct answer ✔8 bits (ex. 01101010)
- FRED = 4 bytes


3. Data Field/Elements - correct answer ✔combining all bytes
- FRED CHOOBINEH (names)
- MIS (majors)


4. Records - correct answer ✔containing related data elements
- All students names and majors
- FRED CHOOBINEH MIS


5. Files - correct answer ✔combining all records

, - Students, Faculty names and positions


6. Database - correct answer ✔combining all files
- Iowa State University Database


*File Processing System* - correct answer ✔the physical file formats are
contained in the application code
- the user interacts with the applications
- the application accesses the file data
(ex. Microsoft Word - the application - opens your file that you search for; the
only way your data can be accessed is by the Microsoft Word application)
*the file is dependent on the file processing system*


Management Problems of File Processing System - correct answer ✔- Data
Duplication or Redundancy (improper updating may lead to data
inconsistency)
- Data Dependence (certain applications aren't compatible with opening
certain files - ex. A file saved in Microsoft Word might not be able to be
opened in iPages)
- Lack of Integration (difficult to process data in separate files)


Traditional File Processing - correct answer ✔all data is stored in a file that
has a specific software/application prgram to open and run the file
- program and data are dependent among each other to run


Traditional File Advantages - correct answer ✔- Simplicity: don't need large
CPU power, don't need a lot of storage, and don't need to be an expert
- Efficiency
- Customization

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