The main processing functions of information system are given below. Arrange them in sequencing order:

(A) Process transaction

(B) Maintain master file

(C) Process enquiry

(D) Process report

(E) Process interactive supper applications

Choose the correct answer from the options given below:

The correct answer is (A), (B), (D), (C), (E)​.

Key Points Transaction processing systems:

• A transaction is an elementary activity conducted during business operations.
• Transaction processing systems (TPS) process the company's business transactions and thus support the operations of an enterprise.
• A TPS records a non-inquiry transaction itself, as well as all of its effects, in the database and produces documents relating to the transaction.
• TPS is necessary to conduct business in almost any organization today. TPSs bring data into the organizational databases, these systems are also a foundation on which management-oriented information systems rest.

Important Points Depending on the nature of the transaction and whether the system operates in online or in batch mode, the following processing steps may be performed:

(A) Process transaction- A transaction is an action or series of actions. It is performed by a single user to perform operations for accessing the contents of the database. 

(B) Maintain master file- A collection of records pertaining to one of the main subjects of an information system, such as customers, employees, products and vendors.

(D) Process report- A process report, or essay, explains how something is done or how something came about. It can be written in detailed step-by-step instructions or in a story format with the instructions subtly threaded throughout the narrative.

(C) Process enquiry- The activities associated with receiving and responding to customer inquiries. 

(E) Process interactive support applications

Hence, the correct answer is (A), (B), (D), (C), (E)​.