Pergunta de entrevista da empresa AMD
1. Difference between Temperal and Spatial 2. Difference between Shared Memory and Memory Passing 3. How to transfer a float number to integer in c++ 4. questions about class, inheritance, polymorphism and so on.
Resposta da entrevista
Sigiloso
1) Temporal - elements related in time, Spatial - elements related in space. 2) Shared memory - all workers work in same memory space, low-cost transfer, need to watch concurrency synchronization issues, Message Passing - workers communicate via individual messages, high-cost of message handling, synchronization achieved implicitly 3) Can use cast operations or floor/ceiling, add 0.5 to value to adjust operation for negative numbers 4) Inheritance concepts: pointer compatibility, abstract classes, pure methods, overriding, overloading