Kerala Plus Two Computer Applications (DHSE) case studies
Kerala Plus Two Computer Applications (DHSE) · Put your knowledge to work in context.
The Kerala Higher Secondary Plus Two Computer Applications course is a state-board subject taken by Class 12 students under the Directorate of Higher Secondary Education (DHSE), Kerala. It suits students who want a practical, application-oriented grounding in computing rather than a purely theoretical computer science track: the syllabus runs from number systems and hardware through networking, web design, office productivity tools, databases and SQL, programming logic with C, and the social and ethical dimensions of ICT. The Kerala Plus Two Computer Applications (DHSE) case studies are 5 cases and about 4,731 words.
1Verifying Lab Capacities, a Parity Byte and a Two's Complement Result
The Plus Two Computer Applications lab of a higher secondary school in Thrissur has received 12 refurbished desktop computers. The purchase note lists 4 GB RAM, 512 KB of L2 cache and a 1 TB hard disk per machine.
850 words, about 4 min2Rewiring a Two-Block School Network on a Fixed Budget
A higher secondary school in Kozhikode runs its computer lab in the main block: 60 desktop machines spread over three floors. The annexe block, 140 m away along a covered walkway, houses the principal's office and the library with 8 computers.
1,005 words, about 5 min3Library Database: String Comparison, Referential Integrity and NULL Logic
A higher secondary school library in Palakkad has computerised its records. Three tables exist: BOOK(BookID CHAR(4) PRIMARY KEY, Title VARCHAR(60), Author VARCHAR(40), Category VARCHAR(20), Price VARCHAR(8)) MEMBER(MemberID CHAR(5) PRIMARY KEY, Name VARCHAR(40), Class VARCHAR(10)) ISSUE(IssueID INT PRIMARY KEY, BookID CHAR(4), MemberID CHAR(5), IssueDate DATE, ReturnDate DATE) with ISSUE.BookID and ISSUE.MemberID declared as foreign keys.
908 words, about 5 min4Debugging a Marks-Averaging Program Before the Practical Examination
A Plus Two student submits the following C program for the practical examination. It should read the marks of n students (n ≤ 10), print their average, and count how many scored above the average.
899 words, about 4 min5A Fake Result Website, a Defaced School Page and One Licensed DVD
A higher secondary school in Ernakulam publishes its Plus Two model examination results on its own website. Two days before the result date, a message circulates in a class WhatsApp group: 'Check your result early at kerala-result-verify.xyz - enter roll number, date of birth and pay a ₹50 verification fee by UPI.' Eleven students submit their details.
1,069 words, about 5 min