Describe how a two-dimensional array can be used to manage a simple database of student records. Assume each record has fields for student ID, name, and grade.
Two-dimensional Arrays and Databases. (3 marks) Read More »
Explain why arrays are used in programming. Give one reason why one-dimensional arrays are used and one reason why two-dimensional arrays are used.
Why Arrays are used in Programming (2 marks) Read More »
The following modes of transport are stored in an array, with “transport” as the identifier: transport = [“car”, “bus”, “plane”, “boat”, “bicycle”] Complete the following output statement, so that the sentence it generates makes sense. print(“A ” + ______ + “travels through the air, whereas a” + ______ + “travels on water.”)
Study the following arrays. x_numbers = [2,5,3,1,3,2,4,5,2] y_numbers = [[2, 5, 3], [1, 3, 2], [4, 5, 2]] a) What type of array is x_numbers? b) How would the value of 4 be access in the array x_numbers? c) What type of array is y_numbers? d) How would the value of 4 be access in
