Answered: Which of the following characteristics…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Which of the following characteristics distinguishes computer processing from manual processing?

Computer processing virtually eliminates the occurrence of computational error normally associated with manual processing.
Errors or fraud in computer processing will be detected soon after their occurrence
The potential for systematic error is ordinarily grater in manual processing than in computerized processing.
Most computer system are designed so that transaction trails useful for audit purposes do not exist.

Which of the following statement s false? In data processing

Data refers to facts which have been organized in a meaningful manner.
The sources of data are within the firm and outside the firm
Data processing refers to the operations needed to collect and transform data into useful information.
Mechanical data processing is a system in which the operations are performed with the assistance of major mechanical devices.

Which of the following employees in a company’s electronic data processing department should be responsible for designing a new or improved data processing

Flowchart editor
Programmer
System analyst
Control-group supervisor

A fundamental purpose of a data base management system is to

Store all data for an organization in multiple files
Reduce data redundancy
Use physical data organization concepts instead of logical data organization concepts
Change the manner in which application programs access individual data elements.

The purpose of using generalized computer programs is to test and analyze a

Systems
Equipment
Records
Processing logic

The initial debugging of computer program should normally be done by the

Programmer
Internal auditor
Machine operator
Control group

An auditor would most likely be concerned with which of the following controls in a distributed data processing system?

Hardware controls
System and documentation controls
Access control
Disaster recovery control

Which of the following is not one of the main components of a computer?

Processing unit
Storage unit
Arithmetic unit
Verifier

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