Rabu, 05 November 2014
- What array operations are provided specifically for single-dimensioned arrays in Ada?
Answer :
There are specifically a array operations provided for single-dimensioned arrays in Ada, it is “Catenation” specified by the associative array.
- Define row major order and column major order.
Answer :
For row major order, the elements of the array that have as their first subscript the lower bound value of that subscript are stored first, followed by the elements of the second value of the first subscript, and so forth. If the array is a matrix, it is stored by rows.For column major order, the elements of an array that have as their last subscript the lower bound value of that subscript are stored first, followed by the elements of the second value of the last subscript, and so forth. If the array is a matrix, it is stored by columns.
- What is an access function for an array?
Answer :
Access function maps subscript expressions to an address in the array.
- What are the required entries in a Java array descriptor, and when must they be stored (at compile time or run time)?
Answer :
In Java all arrays are fixed heap-dynamic arrays. Once created, tese arrays keep the same subscript ranges and storage. Secondarily, Java supports jagged arrays and not rectangular arrays. Being a fixed heap-dynamic array the entries will be established and fixed at run time.
- What is the structure of an associative array?
Answer :
The structure of an associative array is the unordered collection of elements indexed by an equal number of KEYS.
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