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?

(a)  

What will be the output of the following code snippet?

(a)  

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.

(a)  

What will be the output of the following code snippet?

(a)