Quiz - Arrays in C

Arrays are structures that hold multiple variables of the data type

The first element in the array is numbered (index)

Before using an array its type and dimension must be declared?

Int marks[30]; What the number 30 tells us

Which one is correct syntax for accessing value of 2nd element of an array

Which one is correct syntax for entering 30 at 10th position of an array

Int press[] = { 12.3, 34.2 -23.4, -11.3 }; is correct way to declare an integer type of array

We can declare an array without declare it size? Like int n[] = { 2, 4, 12, 5, 45, 5 } ;

Int num[6] = { 2, 4, 12, 5, 45, 5, 7 } ; Is correct?