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MatLab is a high-level programming language with an interactive environment for visualization, numerical computation and programming function.
Matlab can be applicable at numerous instances...**View answers**

MatLab consists of five main parts
• MatLab Language • MatLab working environment • Handle Graphics • MatLab function library • MatLab Application Program Interface...**View answers**

MatLab API is a library that enables you to write Fortran and C programs that interact with MatLab. It contains the facilities for calling routines from MatLab, for reading and writing Mat files and...

Matlab provides loops like
• While Loop • For Loop • Nested Loops

Matlab allows following Operators
• Arithmetic Operators • Relational Operators • Logical Operators • Bitwise Operations • Set...**View answers**

Simulink is an add-on product to MatLab, it provides an interactive, simulating, graphical environment for modeling and analyzing of dynamic systems.

No, it is not possible in MatLab to handle multi-dimensional arrays. Matlab’s internal data structure is limited to a two-dimensional matrix. But to handle multi-dimensional arrays in Matlab,...**View answers**

The sign convention used in MatLab’s fft routines are defined as sum(x(i)*exp (-j*i*k/N)) and not sum (x(i)exp(j*i*k/N)). The first version is used by engineers, and the second is used by...**View answers**

The four basic functions that MatLab has to solve ODE’s are • Quad • Quad8 • ODE23 • ODE45

A polynomial in MatLab is denoted by a vector. To create a polynomial in MatLab enter each co-efficient of the polynomial into the vector in descending order

Matlab allows two types of program files
• Scripts: It is a file with .m extension. In these files, it writes series of command that you want to execute together. It does not accept inputs and...**View answers**

To modify the MatLab Path use the PathTool GUI. Also, you can use add path directories from the command line and add the path to rc to write the current path back to ‘pathdef.m.’ In the...**View answers**

MatLab handles naturally simple LaTex encoding which allows introducing greek letters or modifying the font size and appearance in plots.

Pre-allocating a block of memory for holding a non-double matrix is memory efficient. While allocating blocks of memory for a matrix, zeros are pre-allocated to a matrix.
The functions to pre...**View answers**

For Xwindow workstations, Xmath is an interactive scripting and graphics environment.
Following are the X-math features
• Scripting language with OOP features • Libraries that are LNX and...**View answers**

Graphic system used in MatLab is known as handle graphics. It has a high level and low-level commands.
• High Level Commands: High level command performs image processing, data visualization...**View answers**

M files: They are just a plain ASCII text that is interpreted at run time. They are like sub-programs stored in text files with .m extensions and are called M-files. For most of the MatLab,...**View answers**

• Interpolation: Taking out function values between different data points in an array is referred as Interpolation
• Extrapolation: Finding function values beyond the endpoints in array is...**View answers**

Some of the common toolboxes in Matlab are
• Control System • Fuzzy Logic • Image Processing • LMI control • Neural Networks • Robust Control • System...**View answers**

Get and Set are referred as getter and setter functions. For assigning properties, setter functions are used while for accessing properties getter functions are used.

It actually is possible to do what you want, but only if you use the functional form of the indexing operator. When you perform an indexing operation using (), you are actually making a call to the...**View answers**

The problem you're having relates to floating point comparison. The numbers differ by very small decimal amounts. You would have to do the comparisons by checking that the values are within some...**View answers**

Here's a function that searches recursively through all subdirectories of a given directory, collecting a list of all file names it finds:
function fileList = getAllFiles(dirName)
dirData =...**View answers**

if the number of columns is fixed you can always add rows to your matrix (inside the loop)
e.g.
while(....).....
new_row =[x y];%new row with values x & y
mat =[mat ; new_row];
of...**View answers**

Here's my results using MATLAB R2011a + Parallel Computing Toolbox on a machine with a Tesla C2070:
>> A = rand(1024); gA = gpuArray(A);% warm up by executing the operations a couple of...**View answers**

This is somewhat of a hack but it works:
First a quick example function:
Func3=@() deal(1,2,3);[a,b,c]=Func3();% yields a=1, b=2, c=3
Now the key here is that if you use an variable twice in the...**View answers**

Ask your interview questions on Matlab

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