1) What is a bar chart? a) A type of graph b) A type of table c) A type of text d) A type of map 2) What does a histogram display? a) Frequency distribution b) Geographical data c) Time series d) Textual data 3) What is a pie chart used for? a) Showing proportions b) Showing trends c) Showing locations d) Showing timelines 4) How are bar chart values calculated? a) By counting items b) By measuring length c) By weighing items d) By timing events 5) What is the key feature of a histogram? a) Continuous data b) Categorical data c) Random data d) Text data 6) How do you calculate pie chart angles? a) Using percentages b) Using decimals c) Using fractions d) Using whole numbers 7) What does each bar in a bar chart represent? a) A category b) A time period c) A location d) A person 8) What is the sum of all angles in a pie chart? a) 360 degrees b) 180 degrees c) 90 degrees d) 270 degrees 9) What is the difference between bar charts and histograms? a) Bar charts are for categories b) Histograms are for categories c) Bar charts are for time d) Histograms are for time 10) What is the main use of a pie chart? a) Comparing parts to a whole b) Comparing time periods c) Comparing locations d) Comparing people 11) What type of data is best for bar charts? a) Categorical data b) Continuous data c) Random data d) Text data 12) How do you calculate the height of a bar in a bar chart? a) Count occurrences b) Measure length c) Weigh items d) Time events 13) What is the purpose of a histogram? a) Show data distribution b) Show data trends c) Show data locations d) Show data timelines 14) What is a key characteristic of pie charts? a) Circular shape b) Rectangular shape c) Triangular shape d) Square shape 15) How are sections in a pie chart determined? a) By data proportion b) By data length c) By data weight d) By data time 16) What does each section of a pie chart represent? a) A data category b) A data time c) A data location d) A data person 17) What is the main advantage of using bar charts? a) Easy comparison b) Easy calculation c) Easy measurement d) Easy timing 18) What is the main advantage of using histograms? a) Show frequency distribution b) Show geographical data c) Show textual data d) Show time series 19) What is the main advantage of using pie charts? a) Visualize proportions b) Visualize trends c) Visualize locations d) Visualize timelines 20) How do you determine the size of each slice in a pie chart? a) Calculate percentage b) Calculate length c) Calculate weight d) Calculate time

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