3rd Semester Syllabus

Food Processing Operations Lab

Perform any 10 Experiments

1. D.F.Z value for a heating process meant for inactivation of microorganisms.
2. Thermal process time by formula method
3. Thermal process time by graphical method
4. Steam properties using Mollier diagram
5. Steam properties using steam tables
6. Boiling point elevation
7. Multiple effect evaporator
8. Relative humidity and other thermodynamic properties of air using Psychrometric chart
9. Drying characteristics of a food material during convective dehydration
10. Moisture diffusivity of a food material during dehydration.
11. Activation energy for dehydration of a food sample.
12. Freeze drying time determined by experiment and from modified Plank's equation
13. Freezing point depression of a food material.
14. Freezing curve for pure water and a food material.
15. Freezing time for a given food sample using Heislier charts or unsteady state heat transfer solutions.

Food Microbiology Lab

Perform any 10 Experiments

1. Carbohydrates in the given food sample
2. Browning reaction and inhibition of browning reaction.
3. Acid value, RM value and Polenske value of given oil or fat sample
4. Amount of fat in the given food samples
5. Protein by Kjeldhal, electrophoresis methods
6. Pectic substances and pectin in fruit
7. Vitamins in foods
8. Gram staining technique of bacteria
9. Size of a given microbial cell
10. Total viable count in a culture
11. Growth curve of microorganisms.
12. Pure culture using different techniques.
13. Analysis of food sample by standard plate count (SPC) method.
14. Quality of milk by methylene blue reduction (MBRT) tes
15. Presumptive test for coliforms in milk.

Python Programming Lab

Perform any ten experiments

1. a) Download and Install IDLE. Write and execute Python program to-
   b) Calculate the Area of a Triangle where its three sides a, b, c are given. $s=(a+b+c)/2$ Area=square root of $s(s-a)(s-b)(s-c)$ (write program without using function)
   c) Swap Two Variables
   d) Solve quadratic equation for real numbers.
2. Write and execute Python program to-
   a) Check if a Number is Positive, Negative or zero.
   b) Check whether the given year is a Leap Year.
   c) Print all Prime Numbers in an Interval.
   d) Display the multiplication Table based on the given input.
   e) Print the Fibonacci sequence.
   f) Find the Factorial of a Number.
3. Write and execute Python program to-
   a) Check whether the string is Palindrome
   b) Reverse words in a given String in Python
   c) identify in a strings the name, position and counting of vowels.
   d) Count the Number of matching characters in a pair of string (set)
   e) Python program for removing i-th character from a string
4. Write and execute Python program to-
   a) find largest number in a given list without using max().
   b) find the common numbers from two lists.
   c) create a list of even numbers and another list of odd numbers from a given list.
   d) To find number of occurrences of given number without using built-in methods.
5. Write and execute Python program to-
   a) find the index of an item of a tuple.
   b) find the length of a tuple.
   c) to reverse a tuple.
   d) Write a Python program to sort a list of tuple by its float element. Sample data: [('item1', '12.20'), ('item2', '15.10'), ('item3', '24.5')] Expected Output: [('item3', '24.5'), ('item2', '15.10'), ('item1', '12.20')]
6. Write and execute Python program to-
   a) create an intersection of sets.
   b) create a union of sets.
   c) create set difference.
   d) check if two given sets have no elements in common.
7. Write and execute Python program to-
   a) Write a Python script to concatenate two dictionaries to create a new one
   b) Write a Python script to merge two Python dictionaries.
   c) Write a Python program to combine two dictionary adding values for common keys. d1= {'a': 100, 'b': 200, 'c':300} d2= {'a': 300, 'b': 200, 'd': 400} Sample output: d({'a': 400, 'b': 400, 'd': 400, 'c': 300})
8. Write and execute Python program to-
   a) Write a Python function for reversing a string and call it.
   b) Write a Python function for calculating compound interest and call it.
   c) Write a Python function for calculating the factorial of a number and call it to calculate $!n/(!r)*!(n-r)$ where symbol "!" stands for factorial.
9. Write program using OOP approach to
   a) create an instance of a specified class and display the namespace of the said instance
   b) create a Python class named Student with two attributes: student_id, student_name. Add a new attribute: student class. Create a function to display all attributes and their values in the Student class.
   c) Create a Python class named Student with two instances student1, student2 and assign values to the instances' attributes. Print all the attributes of the student1, student2 instances
   d) Write programs to demonstrate use of following types of inheritance: i. Single inheritance ii. Multiple inheritance iii. Multilevel inheritance
   e) Demonstrate use of polymorphism with following situations: i. Polymorphism in operator ii. Polymorphism in user defined method iii. Polymorphism in built-in function iv. Polymorphism with class method v. Polymorphism with method overriding
10. Using exception handling feature such as try...except, try finally- write minimum three programs to handle following types of exceptions.
    a) i. TypeError ii. NameError iii. Index Error iv. KeyError v. ValueError vi. IOError vii. ZeroDivisionError
    b) Write Python program to demonstrate file operations.
11. Working with a Series using Pandas
    a) Create a series using list and dictionary. 10b. Create a series using NumPy functions inPandas.
    b) Print the index and values of series.
    c) Print the first and last few rows from theseries.
12. Working with Data Frame Rows
    a) Slicing Data Frame using loc and iloc. 11b. Filter multiple rows using isin.
    b) Select first n rows and last n rows
    c) Select rows randomly n rows and fractions of rows (use df. sample method)
    d) Count the number of rows with eachunique value of variables
    e) Select nlargest and nsmallest values. 11g. Order/sort the rows
13. Merge and combine data
    a) Perform the append, concat and combinefirst operations on Data Frames.
    b) Apply different types of merge on data. 12c. Use a query method to filter Data Frame
    c) with multiple conditions.

Internship - I

Internship I Guidelines

Internship I is of a minimum duration of two weeks which can be completed in an Industry/Institute in consultation with concerned Engineering College/Institute. After completion of Internship a detailed report of the Internship mentioning the training undertaken along with certificate should be submitted.