COMPUTER SCIENCE 1 AND 2 FORM SIX MOCK EXAMS DAR ES SALAAM 2026 WITH MARKING SCHEME
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COMPUTER SCIENCE 1 MARKING SCHEME
COMPUTER SCIENCE 2 MARKING SCHEME
JavaScript Logic and Data Summary
Automate the interface created in part (a) using JavaScript codes to perform the
following tasks:
Submit Vote Button Activation: Write a JavaScript function that runs when the Submit Vote button is clicked.
The function must: Read the value entered in the “Your Full Name” text box.
Validate that the name field is not empty. If it is empty, an alert box must appear with the error message: “Please enter your Full Name before sub mitting.’
Vote Tally: If the name is valid, the function should count how many programming language checkboxes were selected by the user.
Result Display: Display an alert box with the final summary message: “Thank you, [Full Name]! You voted for [Count] languages.”
Clear Selection Button Activation: Write a JavaScript function that resets the form by clearing the name text box and unchecking all the programming language checkboxes when the Clear Selection button is clicked.