Answer:
3
Explanation:
The function floor() is used to give the integer which is smaller than or equal to the provided decimal value.
for example:
let a=5.8
floor(a);
the function provides the value 5 (smaller than or equal to 5.8).
In the given code:
variable num assigns the number 3.14.
then, floor(3.14) gives the value 3 (smaller than or equal to 3.14).
then, the echo print the value on the screen.
Therefore, the correct answer is 3.
Answer:
Follows are the matching to this question:
Explanation:
Column A Column B
1 c
2 d
3 b
4 a
Description of the matching:
- In 1(Acid) the correct choice is (c) because the acid (HCl) dissociates to both the H+ ion and the Cl- ion as a solution.
- In 2(Alkaline ) the correct choice is (d) because alkaline NaOH is a solution that differentiates between the ions ( OH-) and Na+.
- In 3(pH ) the correct choice is (b) because for an A compound of less than 7 is an acid and an alkaline pH compound of more than 7. For neutral compounds, a pH of 7 is applicable.
- In 4(Ion) the correct choice is (a) because Na+ ion is loaded positive, and Cl-ion is loaded negatively.
Answer:
Version Control - Maintains the code log history and changes overtime.
HTTP protocol, stands for HyperText Transfer Protocol
