T-Level DPDD: Array Concepts Quiz

What is an array element in the context of arrays?

• A collection of arrays

• An index value

• A single data 'bucket' in an array

• The name of the array

What is the starting index value in an array?

• 1

• 0

• -1

• 10

What is the identifier of an array?

• The index value

• The data type

• The name of the array

• The array element

What is a key difference between arrays and lists?

• Arrays can contain elements of different types

• Lists have a fixed size

• Arrays are homogeneous

• Lists start indexing at 1

Which of the following is NOT true about arrays?

• Arrays can store different data types

• Arrays start indexing at 0

• Each element in an array has an index value

• Arrays are homogeneous

What is the primary advantage of using arrays in terms of memory storage?

• They are stored in contiguous memory.

• They can store multiple data types.

• They are stored in non-contiguous memory.

• They are more complex to implement.

What is the biggest disadvantage of arrays?

• They restrict items to a single data type.

• They are not space-efficient.

• They are difficult to implement.

• They cannot store numerical data.

Which module needs to be imported to work with arrays in Python?

• array

• list

• numpy

• math

What does the 'i' in array.array('i', [1, 2, 3, 4, 5]) denote?

• An integer type

• A float type

• A string type

• A boolean type

Which of the following is NOT a requirement for creating an array in Python?

• Using the import array statement

• Calling the array module and then the array function within it

• Using square and round brackets to create the array

• Using a semicolon to separate elements