Computer Sciences Course Essay Example | Topics and Well Written Essays - 3000 words

Computer Sciences Course - Essay Example It also reflects on the degree at which I feel that I have realised my expectations so far as well as the fears and expectations I have for levels 5, 6, and beyond. Finally, the report highlights the action plan that I have set to see to it that I am highly employable in future. PART 1: Critical Reflection on the Modules Semester 1 Modules Website development This module brought into perspective the foundation of web applications development using HTML and CSS. The key purpose of HTML (hypertext mark-up language) is to define the structure of a document and this structure can comprise of blocks of text formatted in paragraphs, tables, links, lists etc. However, the structuring of HTML document, or the way the HTML document should look like, is determined merely on the browser. Apparently, it has become common knowledge that even the different versions of a browser tend to display HTML differently. Main advantages of HTML include: ease of use, it is free, is supported by majority of b rowsers and is easy to learn and code for novices. On the other hand, it offers limited security features and cannot work on its own. With the introduction of CSS (Cascading Style Sheets), the plain HTML pages can now adopt different styles in terms of character spacing, background colors, padding, font size etc. The main advantage of CSS is that it makes web pages presentable and beautiful. However, it may be difficult to learn bearing in mind there is no other language like it. I acquired vast knowledge on HTML and CSS mainly from class lectures and exercises, from friends, and video tutorials on YouTube. Interdiction database This module introduced database design and implementation using Oracle. Oracle SQL is a language for managing data stored in a relational database management system (RDBMS). Advantages of Oracle include: It has a centralized management and control. Database administrator adds records, modifies existing data, deletes redundant or unwanted data, creates users, and assigns them different privileges all from a central tabulated repository. It is standardized and therefore has consistency in implementation Some key disadvantages of the Oracle SQL include: It is complex and has data incompatibility in time and date syntax, case sensitivity, and string concatenation It does not implement recursive processing according to Zeiss et al (2009). It also has limited functionality. It is a domain specific technology, limited to the tabular representation of data. System modelling This module brought into perspective the ideas behind information systems. Information systems in the term used to mean the interaction between people in an organisation, data, processes and technology. The key concepts as far as information systems are concerned are people in the organisation, computers or workstations, instructions, stored facts and procedures. An organization uses an information system to engage its personnel and the computers into working on the availab le resources to meet the desired goals of the organization. As such, there are different types of information