Boku Application Support Engineer Interview Questions and Answers for Experienced

To check palindrome and anagram of a string with O(n), use a hash table to store character frequencies.

• Create a hash table to store the frequency of each character in the string.

• For palindrome, check that no more than one character has an odd frequency.

• For anagram, compare the hash tables of the two strings.

• If the hash tables are equal, the strings are anagrams.

• If the hash tables differ by only one character, the strin...read more

Optimized solutions and core principles applied in OOPS

• Encapsulation, Inheritance, Polymorphism, Abstraction are core principles of OOPS

• Optimized solutions can be achieved through efficient algorithms and data structures

• Design patterns like Singleton, Factory, Observer can also be used for optimized solutions

Different types of risk in finance include market risk, credit risk, liquidity risk, operational risk, and legal risk.

• Market risk refers to the potential for losses due to changes in market conditions, such as fluctuations in interest rates, exchange rates, or stock prices.

• Credit risk is the risk of default by borrowers or counterparties, leading to potential losses for lenders or investors.

• Liquidity risk is the risk o...read more

Cognos deployment process involves planning, testing, and executing the deployment of Cognos software to production environment.

• The deployment process should be planned carefully to avoid any issues during the deployment.

• Testing should be done in a non-production environment to ensure that the deployment is successful.

• The deployment should be executed in a phased manner to minimize downtime and ensure that the system i...read more

Other approaches to the same job could include automation, outsourcing, or reorganizing the team.

• Automation: Implementing technology to streamline processes and reduce manual labor.

• Outsourcing: Hiring a third-party company to handle certain tasks or responsibilities.

• Reorganizing the team: Restructuring roles and responsibilities to optimize efficiency and productivity.

• Example: Automating inventory management to reduce ...read more