Senior Cloud Administrator Interview Questions and Answers

S3 has 6 different types, including S3-IA which is a cost-effective storage option for infrequently accessed data.

• S3 Standard: for frequently accessed data

• S3 Intelligent-Tiering: automatically moves data between two access tiers based on changing access patterns

• S3 Standard-Infrequent Access (S3 Standard-IA): for infrequently accessed data

• S3 One Zone-Infrequent Access (S3 One Zone-IA): for infrequently accessed data that can be recreated if lost

• S3 Glacier: for long-term archiv...read more

Load average is the average number of processes waiting to run on a CPU over a period of time.

• Load average is a measure of system utilization.

• It is calculated as the average number of processes that are either in a runnable or uninterruptable state.

• Load average is displayed as three numbers representing the average load over the last 1, 5, and 15 minutes.

• A load average of 1.0 means that the CPU is fully utilized.

• A load average of 2.0 means that there are twice as many process...read more

A program to restart VMs sequentially

• Create a list of VMs to be restarted

• Loop through the list and restart each VM one by one

• Wait for each VM to complete the restart process before moving to the next one

VMware is a virtualization software that allows multiple operating systems to run on a single physical server.

• VMware creates virtual machines that mimic physical hardware

• It allows for better resource utilization and flexibility in managing IT infrastructure

• Examples include VMware vSphere, VMware ESXi, and VMware Workstation

DR processes refer to the procedures and strategies put in place to ensure business continuity in the event of a disaster.

• DR processes involve identifying critical systems and data that need to be protected

• Creating backup and recovery plans for these critical systems and data

• Testing the backup and recovery plans to ensure they work effectively

• Implementing measures to ensure the availability and accessibility of critical systems and data during a disaster

• Regularly reviewing an...read more