2 Samira is using a bar chart to compare sales across regions. Which data type is she visualizing? A Categorical B Numerical C Boolean D Text
3 Hassan is testing his JavaScript. He has a variable named 'score' set to 10. He wants to increase the score by 5. Which line of code should he write? A score + 5; B score =+ 5; C score += 5; D score++ 5;
4 Tariq is studying traffic patterns using GPS data from cars. The data is generated in real-time. Which Big Data characteristic applies? A Volume B Velocity C Variety D Veracity
5 In JavaScript, which statement is used to declare a variable? A var B let C const D All of the above
6 Which tag is used to embed JavaScript code within an HTML file? A <javascript> B <js> C <scripting> D <script>
7 Which keyword is used to declare a variable in JavaScript whose value can be reassigned? A const B var C let D static
8 What is the primary purpose of JavaScript in web development? A To define the content and structure of a web page. B To style the visual presentation of a web page. C To add interactivity and dynamic behavior to a web page. D To store data on a server.
10 Kiran is debugging an HTML page. The page shows a paragraph, but she wants it to be bold. She knows HTML has a tag for bold text. Which tag should she use around the paragraph text? A <strong> B <bold> C <b> D Both A and C
11 Xia is writing JavaScript. She wants to write a message to the console for debugging. Which method should she use? A console.log() B alert() C document.write() D prompt()
12 Nadia is analyzing temperature data and finds outliers. What should she do next? A Ignore them B Remove or correct them C Keep them as is D Duplicate them
13 Hind is cleaning a dataset by standardizing date formats. What step is this? A Data collection B Data transformation C Data visualization D Data interpretation
14 Which example shows data analysis? A Collecting marks B Storing files C Finding average marks D Writing notes
15 Ibrahim is using a dashboard to display key metrics. This is part of? A Data collection B Data cleaning C Data visualization D Data interpretation
16 Samar is analyzing data that arrives in different formats like JSON, CSV, and XML. This is an example of? A Volume B Velocity C Variety D Veracity
19 Which error occurs due to wrong program logic? A Syntax error B Logical error C Runtime error D System error
20 Data that is organized in a fixed format, such as in rows and columns of a table, is known as: A Unstructured data B Semi-structured data C Big Data D Structured data
22 Nora is analyzing exam scores stored as percentages. Which data type is this? A Integer B Float C String D Boolean
23 Which CSS property is used to change background color? A color B background-color C bgcolor D style
25 Which technology is commonly used to handle Big Data? A Calculator B Spreadsheet only C Big Data tools D Notebook