In the last four 'decades, relational database management systems have been used widely to manage structured data in different disciplines. Nowadays, data resources increase rapidly in different forms (including structured, ...

This thesis goal is to design and implement a modified security approach for web-based system for student's registration in Natural and Applied Science Institute of Çankaya University Web application that help students to ...

Information is one of the most valuable assets for any organization and it should always be appropriately protected. Information security is the protection of information against threats to ensure the business continuity. ...

Since the last mid-century researchers start investigate in the performance of IIR (interactive information retrieval). Many methods and measures were innovated and used in this field studies. To ensure the replication of ...

With the rapid increase of Arabic users around the world, a need of understanding the preferences of this wide Stratum of society is important. To do so we designed a questionnaire to evaluate three search engines (Google, ...

There are many complex dynamics appearing in nature science and technology one of the most useful approaches to model these phenomena is hybrid dynamical systems hybrid dynamic systems describe the interactions of continuous ...

Digital media are distributed through the internet system in a magnificent manner due to the efficiency and inexpensiveness of such a system. Audio clips and other digital signals are transmitted, shared and used easily. ...

In this thesis, we show that when we applied the Newton's method on the exponential function,f(z)=p(z)eQ(z) where p(z) and Q(z) are polynomials in the complex plane, the attraction basins of roots have finite area when n ...

Wireless Sensor Networks are developing as a key sensing technology, with various military and civilian applications. In these networks, a large number of sensors are distributed to sensing a target field. The sensors ...

Cyber attacks supported by individuals and states are increased by the prevalence of information technologies and usage of these technologies at the critical infrastructure of the states. In this study, these cyber attacks ...