DSTR Week 4 Revision Question

What will be the output of the following code snippet?

• 5

• 0

• Compilation error

• Undefined behavior

Given the array int arr[5] = {10, 20, 30, 40, 50};,
what will be the result of sizeof(arr) / sizeof(arr[0])?

• 4

• 5

• 10

• 20

If you have an array int arr[10];, what is the index of the middle element?

• 4

• 5

• 6

• It depends on how the user has defined it.

What will be the output of the following code snippet?

• 3

• 4

• 6

• 8

What will be the output of the following code snippet?

• 1

• 3

• 4

• 5

What will be the output of the following code snippet?

• Address of x

• 10

• Address of ptr

• Compilation error

• Garbage value
  (random, undefined, or uninitialized value)

What will be the output of the following code snippet?

What will be the output of the following code snippet?

Guess only 1 statement (include the semicolon) and fill in the blank.
Hints:
1. Output is 10 20 30 40

2. 2. There are only 4 column in the array.

What will be the output of the following code snippet?