1. Write short notes on following in context of C++ language: a. Output b. Variables c. Data types d. Comments 2. Design an algorithm to find the square of a number. 3. Design an algorithm to convert...

I need the answer as soon as possible

Extracted text: 1. Write short notes on following in context of C++ language: a. Output b. Variables c. Data types d. Comments 2. Design an algorithm to find the square of a number. 3. Design an algorithm to convert temperature in Celsius to Fahrenheit. (l. Celsius 33.8.F) 4. Write a C++ program to input two numbers, perform arithmetic operations on them and display the numbers and the results on the screen. 5. Write a program in C++ to check if a number is positive or negative.