Q. A student has to find the solution of an equation cos(x)=1/2. She has to write the program such that exact values are shown at output. Which of the following codes would help her?

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Q. What happens if dsolve does not return any numerical solution?

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Q. If solve does not return any solution, what does it imply?

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Q. Vectors depend upon brackets while scalars don’t.

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Q. To see the sub-matrix with aᵢⱼ for 2<=i<=4 and 1<=j<=2 of a matrix a, of order 5*6, which code is used?

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Q. Which code shows the use of ellipsis in MATLAB?

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Q. What is the symbol used to evaluate the transpose of a vector?

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Q. What is the advantage of MATLAB over other computing software with matrix dimensions?

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Q. What is the function used to multiply a matrix, A, with itself n times?

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Q. Which operator set is used for left and right division respectively?

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Q. If A and B are two matrices, such that a./b=b.\a, what is concluded?

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Q. If a./b=(b./a)ᵀ, what can be concluded about the matrices a and b?

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Q. What is the difference between a[] and a{}?

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Q. All matrices are vectors but all vectors are not matrices in MATLAB.

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Q. If the dimensions of vectors don’t match, the plot command will always give an error.

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Q. What is the name of a primary function?

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Q. Predominantly, what are the two kinds of errors in MATLAB programs?

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Q. If the program demands evaluation of multiple, only decimal, values of the same function, what is the better way amongst the following?

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Q. What are persistent variables?

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Q. Variables need to have same name while being passed from the primary function to the sub-function.

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