Data Resource Management
→ -:- -when you use technology to mange data.
Database Administrator (DBA)
→ -:- -Responsible for managing the data, work with programmers and systems analyst
to design and implement database.
-Also work with users and managers of the firm to establish policies fo...
Best Grades | Must Pass | Latest Update | Correct Answers | 2024/2025
ISQS Delgadillo Exam 3 TTU Questions and
Correct Answers | Latest Update
Data Resource Management
→ -:- -when you use technology to mange data.
Database Administrator (DBA)
→ -:- -Responsible for managing the data, work with programmers and systems analyst
to design and implement database.
-Also work with users and managers of the firm to establish policies for managing.
Why is there a demand for more and better data?
→ -:- -competitive environment.
-powerful workstations that can handle data quickly.
-more computer literate personnel.
Equivalent of DBMS : Office
→ -:- Database: file cabinet
File: file drawer
Record: file folder
Record Attributes: Report
Hierarchy of data
→ -:- -Database
-Files
~ 1 ~ for inquiry mail me @ supergrades12@gmail.com
, Best Grades | Must Pass | Latest Update | Correct Answers | 2024/2025
-Records
-Attributes
-Characters
-Bits
Database
→ -:- -Integrated collection of logically related data elements.
-Personnel File, Payroll File, Department File
File
→ -:- -(e.g. personnel file)
◦ 098-40-1370 Clooney, George 1-20-2010
◦ 594-39-3948 Kidman, Nicole 3-24-2009
◦ 234-34-3483 Hanks, Tom 2-02-2009
◦ 457-74-3854 Winslet, Kate 1-23-2009
Record
→ -:- -(Record containing SSN, Last and
First name, Hire date)
-594-41-3955 Bullock, Sandra 4-24-07
Attribute
~ 2 ~ for inquiry mail me @ supergrades12@gmail.com
, Best Grades | Must Pass | Latest Update | Correct Answers | 2024/2025
→ -:- -(last name)
◦ Bullock
-Characters (bytes)
◦ 01100010 (Letter "B" in Binary Code)
Bits
→ -:- - 0 or 1
flat file
→ -:- -A table storing all database information in one large two-dimensional table.
Traditional approach disadvantages
→ -:- - you have to change your address at every place where everyone has their own
file on you.
-Data are stored, organized and processed in independent files
-Data duplication- everyone has your address.
-Lack of integration- its impossible to combine two different databases or files.
-data dependence- when you change files you have to change program.
Database approach
→ -:- -when you need to change an address now just change it on raider link. Its from
one central location.
-files are consolidated into a common pool of records available to many different application
programs.
-requires the use of a database management system.
~ 3 ~ for inquiry mail me @ supergrades12@gmail.com
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Apluss. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
