1 Which concept helps in understanding trends? A Data analysis B Data deletion C Data entry D Data backup
2 Which of the '3 Vs' of Big Data refers to the different forms of data, such as text, images, and videos? A Volume B Variety C Velocity D Veracity
3 What is the main purpose of CSS? A To create databases B To style web pages C To write logic D To connect servers
4 Which language is primarily used for adding interactivity and client-side functionality to a web page? A JavaScript B HTML C CSS D SQL
5 Which of the following is a primary example of structured data? A A video file from a social media platform. B An employee's record in a database with fields like ID, Name, and Salary. C The text content of a news article. D An audio recording of a customer service call.
8 Ayesha is analyzing weather data to predict rainfall. She notices that temperature and humidity are both stored as numbers. Based on her analysis, which data types are these? A Integer and String B Float and Integer C Boolean and Float D String and Boolean
9 What are the raw, unprocessed facts and figures collected from different sources called? A Information B Data C Knowledge D Analysis
11 In JavaScript, which statement is used to declare a variable? A var B let C const D All of the above
12 What is the first step in data analysis? A Decision making B Data collection C Data deletion D Reporting
13 Nasser is dealing with a dataset that has 1000 attributes. This is an example of? A Volume B Variety C Velocity D Veracity
15 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
16 Hassan is working with a dataset that includes images, videos, and text. This variety is an example of which Big Data characteristic? A Volume B Velocity C Variety D Veracity
17 Farhan is creating a dynamic website. He wants a button that shows an alert message when clicked. He is using JavaScript. Which JavaScript method should Farhan use to display a pop-up message? A console.log() B document.write() C alert() D prompt()
18 What type of data is stored in tables with rows and columns? A Unstructured data B Structured data C Semi-structured data D Random data
19 In the context of Big Data, what does the characteristic 'Variety' refer to? A The speed at which data is created and processed. B The huge quantity or amount of data. C The different forms of data, such as text, images, and videos. D The trustworthiness and quality of the data.
20 Mona is collecting data from sensors in a factory. The data is generated continuously. This relates to which Big Data characteristic? A Volume B Velocity C Variety D Veracity