MOURI Tech Interview Questions, Process, and Tips

To find duplicate items in a list

• Iterate through the list and compare each item with the rest of the list

• Use a hash table to keep track of seen items

• Sort the list and compare adjacent items

Pass connection string as environment variable or use AWS Secrets Manager

• Store connection string as environment variable in Lambda function configuration

• Retrieve connection string from AWS Secrets Manager and use it in Lambda function

• Use IAM role to grant Lambda function access to database

• Encrypt connection string using AWS KMS for added security

There are two types of processes in Android: foreground and background.

• Foreground processes are those that are currently visible to the user and have high priority.

• Background processes are those that are not visible to the user and have low priority.

• Foreground processes are given more resources and are less likely to be killed by the system.

• Background processes are more likely to be killed by the system when resources ...read more

Android architecture is a layered software stack consisting of four main layers.

• The four main layers are: Linux kernel, Libraries, Runtime, and Application framework.

• Linux kernel provides low-level hardware abstraction, memory management, and security.

• Libraries include various C/C++ libraries such as SQLite, OpenGL, and SSL.

• Runtime includes the Dalvik Virtual Machine and Android Runtime.

• Application framework provides h...read more