DESIGN AND IMPLEMENTATION OF COMPUTERIZED IMMIGRATION CONTROL SYSTEM (CASE STUDY OF NIGERIAN IMMIGRATION SERVICES)

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CHAPTER ONE

INTRODUCTION

Computerized Immigration Control System is a system used in immigration office to control the various activities. Immigration is the arrival of new individuals into a habitat or population. It is a biological concept and is important in population ecology, Computerized Immigration Control System is used to acquire, organize, maintain, retrieve and use information items such as documents (paper-based and digital), web pages and email messages for everyday use to complete immigration tasks. One ideal of Computerized Immigration Control System is that we always have the right information in the right place, in the right form, and of sufficient completeness and quality to meet our current need. Technologies and tools such as Computerized Immigration Control System managers help us spend less time with time-consuming and error-prone activities. Computerized Immigration Control System is used to process the following information: Passport Application, Payment , Entry Visa, Visa Application, Re-Entry Visa. An entry visa signifies that the bearer has received official permission to enter a country as a visitor; it does not, however, guarantee admission. Entry visas serve the general purpose of enabling a government to limit and control the entry of aliens into a country. These visas are of two general types: the passport entry visa, which is issued to persons who wish to enter a country for a visit of stated duration, and the immigration entry visa, which is issued to persons who want to enter and settle permanently in the country. Computer programmers have gone ahead to write a program to assist in the storage of information in a immigration office

DESIGN AND IMPLEMENTATION OF COMPUTERIZED IMMIGRATION CONTROL SYSTEM (CASE STUDY OF NIGERIAN IMMIGRATION SERVICES)