When is it preferable to use the “post” method and when is it preferable to use the “get” method?
The “post” method provides more security than the “get” method in that the results entered in a form are not […]

Why would you want to combine strings?

Writing code quickly is an essential skill for any good programmer. By combining strings, the programmer saves time by writing less code. This allows for a faster running […]

When is it better to use a global variable in programming? When is it better to use a local variable?

A global variable is declared outside a function and is available to all parts of a program while a local […]

How can you name variables? What rules do you follow in naming them? What can’t you do?

The process of initializing a variable includes: $variable_name = value;
There are certain rules that must be followed […]

1.Compare and contrast classification and clustering
Classification is when one determines what group a data element belongs to based on it’s attributes. It is typically based off of human […]

1.Describe the METRICS and issues data mining software has to deal with
The metrics are the measurement that show the outcome of the results.The results are found by breaking the data down into decision trees and […]

Data mining is using large sets of data to help make future business decisions based off of predictions. Data mining is not sales, profitability, or sales force analysis.

The key objective of ETL is to transfer the data from the transactional database into the analytical database. You extract data from the operational data store. Then transfer the data into an analysis-ready format. Then you load it into the analytical database. One issue is making sure all the data is in the same format. [...]

a) Choosing the business process is to determine what your data cube is about. This is where you decide what questions you want answered about the organization. b) Deciding on the level of granularity is where you determine the data in the dimensions based off of the level of detail you want for each row [...]

Describe the differences between DELETE and DROP and provide an example.

Delete can remove specific data from a table.
ex: DELETE FROM moviedb.film WHERE title=`Wizard_of_Oz`

Drop will remove an entire table and it’s data from the database.
ex: DROP TABLE moviedb.film

Describe the usage of SUM() function.
The SUM() function collects the total sum of the numeric column specified.

What SQL command is used to retrieve unique values?
The command “DISTINCT” will return rows of unique data in the column specified.

Business intelligence is the use of computer-based techniques to help a business use data by identifiying, extracting, and analyzing it. Business intelligence helps companies make better business decisions by using data mining, decision support systems, and forecasting.

We need to gather documentation and conduct internviews to understand what it is the customer needs. Without understanding the full requirements, we can not build the correct solution. At the company I work for, we implemented SAP about 2 years ago. I recently spoke with my head of SAP for the finance dept who was [...]

The information architecture of an organization consists of a transactional database and an analytical data store. Data is entered into the transactional database. From there, the data is extracted into the analytical data store. The data in the analytical data store is historical data which is analyzed to help support different business functions.

My position included resolving users issues whether it is replacing/providing hardware, installing software, creating/modifying user account, ect. It would not have been possible to learn how to perform these tasks in the classroom. I was not able to learn these things by even watching somebody else do them. I needed to do these tasks on [...]

Although I have not taken any of my upper level MIS classes yet, there are still a few classes I have taken at Temple which I believe have benefited me in my internship thus far. One course which helped me a lot has been CIS. It taught me basic technological knowledge, including what many acronyms [...]

Similar to Jeff, I also work with a service desk team. The first couple of weeks I felt bad asking so many questions to the other people on the team. They advised me to ask a lot of questions, so I did, and they always answered happily. Now that I have been here for about [...]