Question
Write a python program using functions to do the following task: (a) To check whether the entered number is prime or not. (b) To print all the prime number between the 2 to n. Also write the python statements to execute these function. Filename:ch3_Q10

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Write SQL commands for the following:

Table: TEACHER

TID NAME AGE DEPT DATEOFJOIN SAL SEX
T118 Navin 40 Computer 2010-01-10 12000 M
T107 Chetna 37 History 2008-03-24 20000 F
T105 Sandeep 46 Maths 2006-12-12 30000 M
T110 Sangeeta 35 History 2010-07-01 25000 F
T101 Rudransh 42 Maths 2004-09-05 40000 M
T121 Neeraj 38 Physics 2011-04-01 28000 M

(i) To show information about the teachers of the history department.

(ii) To list the names of teachers earning a salary between 20000 and 30000.

(iii) To count the number of male teachers.

(iv) Display gender wise total number of teachers.

(v) To list the name and age of teachers of female teachers in descending order of date of join.

(vi) Increase the salary by 10% for Maths departments.

( vii) To delete the record of teacher Neeraj.

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Granuda Consultants are setting up a secured network for their office campus at Faridabad for their day to day office and web based activities. They are planning to have connectivity between 3 buildings and the head office situated in Kolkata. Answer the questions (a) to (d) after going through the building positions in the campus and other details, which are given below:

Distances between various buildings:

Building “RAVI” to Building “JAMUNA” 120m
Building “RAVI” to Building “GANGA” 50m
Building “GANGA” to Building “JAMUNA” 65m
Faridabad Campus to Head Office 1460km

Number of computers:

Building “RAVI” 25
Building “JAMUNA” 150
Building “GANGA” 51
Head Office 10

(a) Suggest the most suitable place (i.e. block) to house the server of this organization. Also give a reason to justify your suggested location.

(b) Suggest a cable layout of connections between the buildings inside the campus.

(c) Suggest the placement of the following devices with justification:

(i) Switch

(ii) Repeater

(d) The organization is planning to provide a high speed link with its head office situated in KOLKATA using a wired connection. Which of the following cable will be most suitable for this job?

(i) Optical Fiber

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where n and x have to be input from the user. The function should have two parameter n and x and return the sum of the series.

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Write SQL commands for (a) to (f) and write the outputs for (g) on the basis of tables FURNITURE and ARRIVALS

Table: FURNITURE

NO ITEMNAME TYPE DATEOFSTOCK PRICE DISCOUNT
1 White lotus Double Bed 23/02/2002 30000 25
2 Pink feather Baby cot 20/01/2002 7000 20
3 Dolphin Baby cot 19/02/2002 9500 20
4 Decent Office Table 01/01/2002 25000 30
5 Comfort zone Double Bed 12/01/2002 25000 25
6 Donald Baby cot 24/02/2002 6500 15
7 Royal Finish Office Table 20/02/2002 18000 30
8 Royal tiger Sofa 22/02/2002 31000 30
9 Econo sitting Sofa 13/12/2001 9500 25
10 Eating Paradise Dining Table 19/02/2002 11500 25

Table: ARRIVALS

NO ITEMNAME TYPE DATEOFSTOCK PRICE DISCOUNT
1 Wood Comfort Double Bed 23/03/2003 25000 25
2 Old Fox Sofa 20/02/2003 17000 20
3 Micky Baby cot 21/02/2003 7500 15

(a) To show all information about the Baby cots from the FURNITURE table.

(b) To list the ITEMNAME which are priced at more than 15000 from the FURNITURE table.

(c) To list ITEMNAME and TYPE of those items, in which date of stock is before 22/01/2002 from the FURNITURE table in descending order of ITEMNAME.

(d) To display ITEMNAME and DATEOFSTOCK of those items, in which the discount t percentage is more than 25 from FURNITURE table.

(e) To count the number of items, whose TYPE is “Sofa ”from FURNITURE table.

(f) To insert a new row in the ARRIVALS table with the following data:

14,“Valvet touch ”, “Double bed ”, {25/03/03}, 25000,30

(g) Give the output of following SQL statement

Note: Outputs of the above mentioned queries should be based on original data given in both the tables i.e., without considering the insertion done in (f) part of this question.

(i) Select COUNT(distinct TYPE) from FURNITURE;

(ii) Select MAX(DISCOUNT) from FURNITURE, ARRIVALS;

(iii) Select AVG(DISCOUNT) from FURNITURE where TYPE=”Baby cot ”;

(iv) Select SUM(Price) from FURNITURE where DATEOFSTOCK <12/02/02;