JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech IV MATLAB APPLICATIONS Previous Question Paper (July - 2019 - R15)
Note: This question paper contains two parts A and B. Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b, c as sub questions.
Part A
What is the difference between command window and work space?
Answer
The Command Window is the interactive interface where users enter commands and see immediate results. The Workspace is the memory area where all variables created during a session are stored and can be viewed or managed.
What is the order of precedence for calculations in MATLAB?
Answer
MATLAB follows the standard mathematical order of operations (PEMDAS/BODMAS):
- Parentheses ()
- Power/Exponentiation ^
- Unary plus (+), unary minus (-), logical NOT (~)
- Multiplication (*), division (/), left division (\)
- Addition (+), subtraction (-)
- Relational operators (<, >, <=, >=, ==, ~=)
- Logical AND (&), logical OR (|)
How to find determinant and inverse of matrix using MATLAB
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How the strings will be handled using MATLAB.
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How to get Polar Plots using MATLAB.
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How do you represent AND, OR and NOT in MATLAB?
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What is Polyfit function in MATLAB?
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How to find roots of a given polynomial using MATLAB?
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What are special graphs in MATLAB?
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What are quad and trapz commands?
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Part B
Describe any six elementary Math functions and six rounding functions with an example in MATLAB.
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Two trigonometric identities are given. For each part, verify that the identity is correct by calculating the values of the left and right sides of the equation, substituting x = π/9 using MATLAB.
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What are script file operations? Illustrate the generation of random numbers with MATLAB.
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Two vectors are given: U = -3i+8j-2k and V= 6.5i-5j-4k. Use MATLAB to calculate the dot product of the vectors.
Using element-by-element calculation and the MATLAB built-in function
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Using row vector and column vector.
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Use the MATLAB built-in function.
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Illustrate Nested Loops and Nested Conditional Statements.
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Compare Script Files and Function Files.
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Explain structure of function.
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Describe Nested function with an example.
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How do you find derivative of given polynomial using MATLAB?
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Describe Conv and deconv commands with an example.
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Describe different items in Basic fitting Interface tool in MATLAB.
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Describe different steps involved in solving algebraic equation and performing differentiation in MATLAB.
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How do you find a minimum or a maximum of a function using MATLAB? Describe with Two examples.
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