Q. An n × m matrix is known as__________, i.e., one whose size may not be the same in both dimensions.

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Q. A matrix having a larger number of elements with zero value than the number of nonzero elements is said to be a_______.

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Q. An __________ is an ordered collection of elements that share the same name.

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Q. What is it that the compiler needs to know about an array that it needs to know about an ordinary variable known as a scalar variable in the trade?

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Q. An array is a collection of elements of the same data type and it can be referred to with a___________.

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Q. An array can be____________type.

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Q. The first element in the array is numbered 0, so the last element is ______ than the size of the array.

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Q. The first element is referred to as array [__________] and any element at x position is referred to as array[_________].

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Q. What are used to refer to array elements?

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Q. The method of subscribing arrays in ‘________’ is different from that used in many other
programming languages.

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Q. The first element in the array is numbered__________.

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Q. Once memory space is allocated to an array, it cannot be________.

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Q. If the number of elements to be stored in an ______increases or decreases significantly at runtime, it may require more memory space or result in wastage of memory, both of which are unacceptable.

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Q. The total number of elements that can be stored in a string without increasing its current amount of allocated memory is called its:

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Q. A double sub-scripted array declared as int a[ 3 ][ 5 ]; has how many elements?

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Q. Using square brackets ([]) to retrieve vector elements .............. perform bounds checking; using member function at to retrieve vector elements ................ perform bounds checking.

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Q. The largest element of an array index is called its .................

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Q. The information about an array that is used in a program will be stored in

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Q. Which of the following expressions accesses the (i,j)th entry of an (m x n) matrix stored in column major form?

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Q. Sparse matrices have

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