UNIT 1:Introduction to Information Systems: Flashcards
What are the 3 key concepts in MIS?
1.Information System
2. Information Technology
3. Management Information System
WHAT IS AN INFORMATION SYSTEM?(IS)
INFORMATION SYSTEMS is an organized collection of hardware, software data people, and procedures that work together to produce quality information by
COLLECTING
TRANSFORMING
DISSEMINATING
WHAT IS INFORMATION TECHNOLOGY?
the study or use of computers and telecommunications for storing, retrieving, and sending information
EXAMPLE:
computer apps that include data storage and programs to input, process, and output the data.
Software and support for office automation systems such as word processing and spreadsheets, as well as the computer to run them. Users’ PCs and software.
WHAT IS Management Information System ?
is a set of systems and procedures that gather data from a range of sources, compile it and present it in a readable format.
EXAMPLE:
process control, office automation, enterprise resource planning, finance systems and management reporting.
What does INFORMATION SYSTEM DO?
SUPPORTS DAILY SHORT TERM AND LONG RANGE ACTIVTIES
OF USERS
EXAMPLES OF USERS?
STORE CLERKS,
SALES REPRESENTATIVES, ACCOUNTANTS,
SUPERVISORS
MANAGERS,
EXECUTIVES, AND CUSTOMERS.
INFORMATION SYSTEM IN MY OWN WORDS?
INFORMATION SYSTEMS refers to a group of components that interact to produce quality information.
WHAT ARE THE SIX COMPONENTS OF INFORMATION SYSTEM?
COMPUTER HARDWARE
SOFTWARE
DATA
NETWORK
PROCEDURES
PEOPLE
SOFTWARE?
SET of instructions that tell hardware what to do
HARDWARE?
REPRESENTS the physical components of a computer system
PROGRAMS?
SETS OF OPERATING INSTRUCTIONS WHICH DIRECT AND CONTROL HARDWARE
PROCEDURES?
REFERS TO a set of information processing information needed by people
DATA
UNPROCESSED INFORMATION or
INFORMATION?
PROCESSED DATA
Functions of an Information system?
Input; process; output
Dimensions of information systems?
a. organizational levels of management.
b. management
c. technology
INPUT
ENTERS DATA INTO COMPUTER
PROCESSING
PERFORMING OPERATIONS ON THE DATA
OUTPUT
PRESENTING THE RESULTS
FACTS ON DATA
MACHINE-READABLE MOSTLY
MUST BE MANAGED EFFECTIVELY
TAKES MANY FORMS SUCH AS:LETTERS,NUMBERS,SENTENCES,PARAGRAPHS IMAGES AND AUDIO SOUNDS
DATABASE
STORES AND ORGANIZES DATA
FACTS ON DATA
MACHINE-READABLE MOSTLY
MUST BE MANAGED EFFECTIVELY
TAKES MANY FORMS SUCH AS LETTERS, NUMBERS, SENTENCES, PARAGRAPHS IMAGES, AND AUDIO SOUNDS
PEOPLE(REQUIRED)
EVERY IS) NEEDS PEOPLE IF IT TO BE USEFUL
FOR THE OPERATION OF IS
EG.USERS AND IT SPECIALIST
SOFTWARE TYPES
SYSTEM(COMPUTER MANAGEMENT)
APPLICATION(GENERAL PURPOSE AND SPECIAL PURPOSE)