Quiz Pertemuan 1

SYSTEM

What is System?

Definition :

System visible from two approach, that is approach of procedure and component approach / element. System is a network work from procedure which interact, gathering together to do an activity or to finish a certain target.

Approach Of Procedure

Procedure definition by Richard F. Neuschel following this :

- Procedure is an operation sequence write to write, usually entangle some people in one or more department, applied to guarantee uniform handling of business transactions that happened.

Furthermore, Jerry fitzGerald, Ardra F. FitzGerald and Warren D. Stallings, Jr., define the procedure following this :

- Procedure is an correct medley from instruction step explaining what have to be done, who do, when done and how to do.

Approach Of Component

Approach depressing at component will be more easy to studying a system for the purpose of scheme and analysis a system. As illustration, containing elementary document of transaction data represent component for accounting system. The elementary document generally come from easy subsistem from the other in business system, earn from sale sub system, production sub system, personnel sub system and the others.

Meaning of system

System is corps from element which have interaction to reach the specific-purpose.

reaching a goal target is usually attributed to broader scope and target in smaller scope. when representing an especial system, like business system, hence goal is term more precise applied.

reaching a objective target for the accounting system from the other systems and representing sub or shares of system from business system.

System Characteristic:

Component

- Component which interact, work along to form one union

- Supra System

System Definition ( boundary)

- Limiting system with the other system / external environment

Environmental outside system

- Any beyond from the bounds of system influencing system operation

Link ( interface)

- Link media between one sub system with the other sub system

Input

- Energi entered into the system can be input of treatment and input sinyal.

Output

- Result from the energi processed and classification become the output which is good for and rest of dismissal.

Processed

- Input Fox become the output

Target (objective) / Target (goal)

- Otherwise own the target hence system operation there will be no utilizing. System told to succeed when have hit the target.

Clasification of System :

Definition	Clasification	Explanation
Deff 1	Abstract system	system in the form of idea and opinion, example : RELIGION SYSTEM, CUSTOM SYSTEM
	Physical system	existing system in physical, example : computer system accounting system, system produce.
Deff 2	Natural system	system that happened because natural process, example : system rotation of earth, gravitation system
	Made in system	System entangling among human being mechanically, example : information system, computer system.
Deff 3	Certain system	system operating with behaviour able to be guessed, example : computer system.
	Not certain system	which system condition of future cannot be guessed, example : marketing of product system
Deff 4	Closed system	which system don’t correlate and don’t have an effect on with external environment
	Opened system	coresponding system and have an effect on with external environment

INFORMATION

What is Information?

information is processing which data becoming good to receiver. The data will be under arrest as input, processed coming back pass somethimg model and further forming something cycle, this cycle referred as also data processing cycles.

Characteristic of Information

Accurate : Information free from mistake and don’t mislead

On time : Information which coming my not lost time at by receiver

Relevant : Information have usefulness for custumer

What is System Information?

Definition:

The system information is something inside system organizational which meeting enough processing daily transaction, support operation, having the character of manajerial, and strategy activity from something organizational and providing external unrighteous with certain report enough.

Value of Information

Value of information determined from two metter, that is: usefulness and getting of cost. Something information valuable told assess if usefulness more than effective with getting of cost. Will enough paid attention to that information which used inside something system generally information used for some usefulness. Next more some of information don’t appraised same its advantage assess money, but can appraised assess effectiviness. Measurement information assess usually connected with analisis cost effectiveness or cost benefit.