Bank of America Assistant Manager Interview Questions, Process, and Tips

Bagging and boosting are ensemble learning techniques used in machine learning to improve the performance of models by combining multiple weak learners.

• Bagging (Bootstrap Aggregating) involves training multiple models independently on different subsets of the training data and then combining their predictions through averaging or voting.

• Boosting involves training multiple models sequentially, where each subsequent mode...read more

Python code to find the employee with second largest income in a list of employees

• Sort the list of employees by income in descending order

• Return the employee at index 1 in the sorted list

The candidate needs to identify unique characters in a given substring and calculate their length.

• Iterate through the substring and store each character in a set to keep track of unique characters

• Calculate the length of the set to determine the number of unique characters

• Return the set of unique characters and their length as an array of strings

In Python, mutable objects can be changed after creation, while immutable objects cannot be changed.

• Mutable objects: lists, dictionaries, sets

• Immutable objects: strings, tuples, numbers

• Example: x = [1, 2, 3] (mutable), y = 'hello' (immutable)

Creating a SAS macro involves defining the macro, assigning parameters, and executing the macro.

• Define the macro using %macro macro_name(parameters);

• Assign parameters using ¶meter_name.

• Execute the macro using %macro_name(parameter_values);

I have been responsible for managing a team, overseeing daily operations, and ensuring customer satisfaction.

• Managed a team of 10 employees

• Oversaw daily operations, including inventory management and scheduling

• Ensured customer satisfaction through effective communication and problem-solving

• Implemented new strategies to improve efficiency and productivity

• Trained and mentored new employees