Section-A: Subject Related QuestionsAnswer the following questions (1-15)

Consider the following buy a product description. Customer browses catalog, selects items to buy and then goes to check out. Customer fills in shipping information (address, receive time). System presents full pricing information and customer fills in credit card information. System authorizes purchase. confirms sale and sends confirming email to customer. Draw a use case diagram for the above system.

Section-A: Subject Related QuestionsAnswer the following questions (1-15)

You are required to convert a 12-bit digital number to an analogue voltage over the voltage range of 0 to 3.3V with a Digital-to-Analogue Converter (DAC). What is the resolution of the analogue output?

Section-A: Subject Related QuestionsAnswer the following questions (1-15)

Find the sets X and Y if X U Y - {1,2,3,5,6,8,9,10}, X $\cap$ Y = (1,5) and Y-X - {2, 6, 9, 10}.

Section-A: Subject Related QuestionsAnswer the following questions (1-15)

Convert the infix expression P=12/(7-3)+2 to postfix expression and evaluate it.

Section-A: Subject Related QuestionsAnswer the following questions (1-15)

Explain how encapsulation and inheritance are advantageous in object oriented programming.

Section-A: Subject Related QuestionsAnswer the following questions (1-15)

If you throw two unbiased dice (each with six sides) together, what is the probability that the sum of two upward faces will be 7? Explain your answer.