Select the number that is different from the other

The Master Theorem gives time complexity for recurrences of the form:

Worst case is the worst case time complexity of Prim’s algorithm if adjacency matrix is used?

In Data Communication, what protocol is used to ensure reliable transmission of data over a network?

Which of the following is NOT a common wireless security protocol?

Which algorithm is used to detect cycles in a directed graph?

Which file structure is best suited for handling large datasets and ensuring fast access in C, C++, Java, or Python?         

The Bellman-Ford algorithm executes relaxation steps how many times for a graph with V vertices?

Which of the following is considered the strongest type of encryption method in modern cyber security practices?      

Which of the following algorithms is most appropriate for a sorting task that requires minimal auxiliary space?

Which graph traversal method uses a queue?