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GyanMul Prep · NEB +2 · Grade 12

Computer Science (Grade 12)

Everything on these tabs is Computer Science (Grade 12) only, within NEB +2 Grade 12.

Grade 12 subjects

GyanMul Prep · NEB +2 · Grade 12

Computer Science (Grade 12)

Everything on these tabs is Computer Science (Grade 12) only, within NEB +2 Grade 12.

Grade 12 subjects

Chapter 11 of 26 · Computer Science (Grade 12)

JavaScript: Variables, Operators and Control Structures

8 topics
Board exam — Web Technology II, 8 marks across 4 chapters
12 solved questions

The language of the browser from the ground up: how a value is declared, how a decision is made, and how a block is repeated — which the board asks directly.

Practise this chapter Read solved questions

Topics

What the syllabus defines for this chapter

1Introduction to JavaScript and its features
2Variables, data types and the rules for naming
3Operators: arithmetic, relational, logical and assignment
4Input and output: prompt, alert, confirm and document.write
5Conditional statements: if, if-else and nested if-else
6The switch-case statement
7Loops: for, while and do-while
8break and continue