Introduction to Business Analytics & Business Intelligence

Information Systems Functions

i-Clicker DemoIS vs ITIPO ModelNote Taking

First Step: Change Frequency to CD• Press and hold Power button.• Press C button then D button.

i-Clicker Demonstration

i-Clicker Arrow Keys

Up & Down

• Top of Screen – scroll through questions

• Bottom of Screen – scroll through alphabet & numbers

Left & Right

• Top of Screen – move from question selection to short answer mode

• Bottom of Screen – move from character to character in your short answer

Review Attendance Questions

Review your answers.

1. Last six digits of your SID.2. Three digits matching number on white

sticker on seat.3. 0201 or 2014. A

Information Systems Functions

Functions

Information Systems

perform

IS Functions Objectives

• Define System, Information System, Business Information Systems & Information Technology

• Contrast Information System & Information Technology

• List, define & recognize examples of the four functions of an IS

IS vs. IT?

• System

• Information System

• Business Information Systems

• Information Technology

What Functions Do IS Perform?

OutputInput

Storage

Processing

IPO Example• Hokie Plus is a feature of Hokie Spa (MyVT)

that allows you to change the password associated with your VT PID.• Identify the input, processing, output and

storage functions associated with changing your VT password.

Think about the input, processing, output and storage functions involved in a withdrawal at your bank’s ATM (automated teller machine).

First, you swipe your bank card.Then you enter your four digit PIN code.The ATM identifies your current balance.You select the option to withdraw money from your account.You identify how much money you wish to withdraw.

ATM Example

If you attempt to withdraw no more than your balance, the ATM delivers the withdrawal amount in cash. If you attempt to withdraw more than your balance, the ATM displays an overdraft message.

Finally, you choose to end your transaction and the ATM prints a receipt identifying your balance after the transaction.

ATM Example Continued

What is being input into this IS?

What is being output from the IS?

What processing must take place?

What data MUST be stored to execute the bank transaction described here?

ATM Example Continued