1 INTRODUCTION
As a result of the development of Internet technology, online examination has become an effective complement to traditional examination. It is a common knowledge that students are extremely prone to cheating under the traditional method, which could affect the fairness of examination. The pen and paper method of writing examination, which has been ongoing for decades, may not be pleasing for use because of the problems usually associated including examination venue capacity constraints, lack of comfort for examination candidates, delay in the release of results, examination malpractices, cost implication of printing examination materials and human fault
[1]. The shift of examination as well as examination administration procedures from paper-based to information technology based processes necessitates substantial reorganization processes at universities. Administrative staff, IT
support staff, lecturers and examiners as well as students have to adapt to and familiarize themselves with new examination practices known as online examination.
An online examination system is an application that allows an institution conduct examination via the Internet (or intranet). Various companies, institutions and organizations have opted for this method of conducting examinations, because it is quicker, easier and convenient. This system makes it easier for examiners to conduct exams and collate results. The application provides facility to conduct online examination anywhere and at any time. Today, most institutions are conducting their exams online to eliminate the bottlenecks associated with pen and paper type of examination. Technology has supported online examinations successfully for a number of years, and has progressively enhanced the process over the years to have room for more students and ensure a smoother online examination. However, one of the biggest challenges to online examination is cheating using technology.
Several researches exist that are related to the work reported in this paper.
The study in developed an online examination system that allows for creating a test from the question bank of the system and conducting Academic and Non-Academic examinations in English as well as Bangla. Similarly,developed a web-based online examination system to address some drawbacks associated with pen and paper method of writing examinations. The study in [4] explored the development of Multiple Choice Examination System and Online Quizzes for General Chemistry. The paper presents the main aspects and implementation of an online multiple choice examination system with general chemistry issues for student evaluation. Security issues were also examined by some studies. For instance, in a paper reported in [5], the impacts, associated challenges and security lapses of the existing electronicexamination system with the aim of ameliorating and developing a new acceptable e-Exam system.