Societal Impacts — Computer Science STD 12 Science — Question

Expertia Professional Global (EPG) is an online corporate training provider company for IT related courses. The company is setting up their new campus in Mumbai. You as a network expert have to study the physical locations of various buildings and the number of computers to be installed. In the planning phase, provide the best possible answers for the queries (a) to (d) raised by them.

Building to Building distances (in Mtrs.)

FROM	To	Distance
Administrative Building	Finance Building	60
Administrative Building	Faculty Studio building	120
Finance Building	Faculty Studio building	70

Number of computers in each of the blocks/Center is as follows:

Administrative Building	20
Finance Building	40
Faculty Studio building	120

(a) Suggest the most appropriate building, where EPG should plan to install the server.

(b) Suggest the most appropriate building to building cable layout to connect all three buildings for efficient communication.

(c) Which type of network out of the following is formed by connecting the computers of these three buildings?

LAN, MAN, WAN

(d) Which wireless channel out of the following should be opted by EPG to connect to students of all over the world?

Infrared, Microwave, Satellite

Write definition of a function EvenSum(NUMBERS) to add those values in the list of NUMBERS, which are odd on position.

Write a script to create two lists of 5 floating point values each and then
(a) Sort the first list using sort() method and display it without using any loop
(b) Reverse the second list using reverse() method and display it without using any loop
(c) Append the second list to the first list using extend() method
(d) Delete all the elements from the second list using clear() method
(e) Display the first list (after performing the above operations)
(f) Input an integer from the user and find how many times does it exist in the first list using count() method

Consider the following tables Product and Client. Write SQL commands for the statements (i) to (iv) and give outputs for SQL queries (v) to (viii)

TABLE: PRODUCT

P_ID	Product Name	Manufacturer	Price
TP01	Talcom Powder	LAK	40
FW05	FaceWash	ABC	45
BS01	Bath Soap	ABC	55
SH06	Shampoo	XYZ	120
FW12	Face Wash	XYZ	95

TABLE: CLIENT

C_ID	ClientName	City	P_ID
01	Cosmetic Shop	Delhi	FW05
06	Total Health	Mumbai	BS01
12	Live Life	Delhi	SH06
15	Pretty Woman	Delhi	FW12
16	Dreams	Bangalore	TP01

(i) To display the details of those Clients whose City is Delhi

(ii) To display the details of Products whose Price is in the range of 50 to 100 (Both values included)

(iii) To display the ClientName, City from Table Client, and ProductName and Price from table Product, with their corresponding matching P_ID

(iv) To increase the Price of all Products by 10

(v) SELECT DISTINCT CITY FROM Client;

(vi) SELECT Manufacturer, MAX(Price), Min(Price), Count(*) FROM Product GROUP BY Manufacturer;

(vii) SELECT ClientName, ManufacturerName FROM Product, Client WHERE Client.Prod_Id = Product.P_Id;

Write a menu based python program using function to find TSA and Vol of Cylinder, Sphere and Cone according to choice entered by the user.

Write a python program using function to accept a list as parameter and multiply all the odd elements by 5. [This program will also demonstrate by reference concept]

Write a program which will find all such numbers which are divisible by 7 but are not multiples of 5, between 2000 and 2500 (both included). The numbers obtained should be printed in a comma-separated sequence on a single line.

Answer the following questions:

Students

Adm No	Name	Class	Sec	R No.	Address	Phone
1271	Utkarsh Madam	12	C	1	C-32, Punjabi Bagh	4356154
1324	Naresh Sharma	10	A	1	31, Mohan Nagar	435654
1325	Md. Yusuf	10	A	2	12/12, Chand Nagar	145654
1328	Sumedha	10	B	23	59, Moti Nagar	4135654
1364	Subya Akhtar	11	B	13	12, Janak Puri	Null
1434	Varuna	12	B	21	69, Rohini	Null
1461	David DSouza	11	B	1	D-34, Model Town	243554. 98787665
2324	Satinder Singh	12	C	1	1/2, Gulmohar Park	143654
2328	Peter Jones	10	A	18	21/328, Vishal Enclave	24356154
2371	Mohini Mehta	11	C	12	37, Raja Garden	435654, 6765787

Sports

Adm No	Game	CoachName	Grade
1324	Cricket	Narendra	A
1326	Volleball	M.P. Singh	A
1271	Volleball	M.P. Singh	B
1434	Basket Ball	I. Malhotra	B
1461	Cricket	Narendra	B
2328	Basket Ball	I. Malhotra	A
2371	Basket Ball	I. Malhotra	A
1271	Basket Ball	I. Malhotra	A
1434	Cricket	Narendra	A
2328	Cricket	Narendra	B
1364	Basket Ball	I. Malhotra	B

(a) Based on these tables write SQL statements for the following queries:

(i) Display the lowest and the highest classes from the table STUDENTS.

(ii) Display the number of students in each class from the table STUDENTS.

(iii) Display the number of students in class 10.

(iv) Display details of the students of Cricket team.

(v) Display the Admission number, name, class, section, and roll number of the students whose grade in Sports table is 'A'.

(vi) Display the name and phone number of the students of class 12 who are play some game.

(vii) Display the Number of students with each coach.

(viii) Display the names and phone numbers of the students whose grade is 'A' and whose coach is Narendra.

(b) Identify the Foreign Keys (if any) of these tables. Justify your choices.

(c) Predict the output of each of the following SQL statements, and then verify the output by actually entering these statements:

(i) SELECT class, sec, count(*) FROM students GROUP BY class, sec;

(ii) SELECT Game, COUNT(*) FROM Sports GROUP BY Game;]

(iii) SELECT Game FROM students, Sports WHERE students.admno = sports.admno AND Students.AdmNo = 1434;

Write a program that accepts a comma separated sequence of words as input and prints the words in a comma-separated sequence after sorting them alphabetically.
Suppose the following input is supplied to the program:
hi,we,are,learning
Then, the output should be:
are,hi,learning,we

Write the different types of plagiarism.