diff -r 88a01948450d -r d33698326409 multiple_plots/questions.rst --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/multiple_plots/questions.rst Wed Dec 01 16:51:35 2010 +0530 @@ -0,0 +1,89 @@ +Objective Questions +------------------- + +.. A mininum of 8 questions here (along with answers) + +1. Multiple plots appear in different figures by default. True or False? + + Answer: False + +#. What command is used to get individual plots separately? + + Answer: Figure + +#. Which figure is closed after the following commands are run? + +:: + + x = linspace(0, 50, 500) + figure(1) + plot(x, sin(x), 'b') + figure(2) + plot(x, cos(x), 'g') + xlabel('x') + ylabel('cos(x)') + close() + + Answer: Figure 2 + +#. Describe the plot obtained by the following commands:: + + x = linspace(0, 50, 500) + subplot(2, 1, 1) + plot(x, sin(x), 'b') + +Answer: A figure window with space for 2 plots one below the other is + obtained. The sine plot with blue line appears in the first row. + +#. Describe the plot obtained by the following commands:: + + x = linspace(0, 50, 500) + subplot(2, 1, 1) + plot(x, sin(x), 'b') + subplot(2, 1, 2) + plot(x, cos(x), 'g') + + Answer: 2 plots one below another. sine in blue on first row. cosine + in green in the second row. + +#. Describe the plot obtained by the following commands:: + + x = linspace(0, 50, 500) + subplot(2, 1, 1) + plot(x, sin(x), 'b') + subplot(2, 1, 2) + plot(x, cos(x), 'g') + subplot(2, 1, 1) + plot(x, tan(x), 'r') + + Answer: 2 plots one below another. tan in red on first row. cosine + in green in the second row. + + +#. Which of the following gives the correct legend for the commands below + + a. legend([sin, cos, tan]) + #. legend([tan, cos, sin]) + #. legend[(tan, cos, sin)] + #. legend(['sin', 'cos', 'tan']) + #. legend(['tan', 'cos', 'sin']) + +:: + + x = linspace(0, 50, 500) + figure(1) + plot(x, sin(x), 'b') + figure(2) + plot(x, cos(x), 'g') + figure(3) + plot(x, tan(x), 'b') + + Answer: legend(['tan', 'cos', 'sin']) + +Larger Questions +---------------- + +.. A minimum of 2 questions here (along with answers) + +1. Question 1 +2. Question 2