Arcadis Data Scientist/Data Analyst/Product Developer interview questions

1) Tell me about yourself. 2) Questions on projects mentioned in resume. 3) Rate yourself on R and SQL. 4) What are your strengths? 5) How do you print your name in reverse order without any custom function? A: Read the string character by character and print it using a loop by decreasing the index. 6) How do you create a bar and line chart using three data columns x,y, color,z . visualization write using ggplot. a: ggplot(data=data,aes(x=x,y=y))+geom_point()+ggtitle(color) ggplot(data=data, aes( x=x,y=z))+geom_bar() 7) Pick a number between 0 to 100. If you pick the number 10,000 times and plot the result. how would the distribution look like? and what is the mean A: Normal distribution. Mean is 50 8) what is the factor that controls the width of normal distribution? a: variance