MARINI Interview Questions and Answers

Costing is the process of estimating and determining the expenses incurred in producing a product or service.

• Costing helps in determining the price of a product or service

• It helps in identifying the cost of each component of a product or service

• It helps in analyzing the profitability of a product or service

• It helps in making informed decisions about pricing, production, and sales

• Examples include job costing, process costing, and activity-based costing

The 4 golden signals of SRE are latency, traffic, errors, and saturation.

• Latency: Measures the time taken for a request to be processed.

• Traffic: Indicates the amount of network traffic or requests being handled.

• Errors: Tracks the rate of errors occurring in the system.

• Saturation: Measures the utilization of resources such as CPU, memory, or disk.

Incident management is the process of identifying, analyzing, and resolving incidents to minimize impact on operations.

• Incidents are reported and categorized based on severity and impact.

• A response team is assigned to investigate and resolve the incident.

• Communication is key throughout the process to keep stakeholders informed.

• Post-incident analysis is conducted to identify root causes and prevent future incidents.

• Documentation of the incident and resolution steps is crucial ...read more

NPV is the present value of future cash flows, IRR is the rate of return, and Payback period is the time taken to recover the initial investment.

• NPV calculates the value of future cash flows in today's money

• IRR is the discount rate at which the NPV of cash flows equals zero

• Payback period is the time taken to recover the initial investment

• NPV and IRR are used to evaluate investment opportunities

• Payback period is used to assess the risk of an investment

• Example: A project with a...read more