Computer Generated Solutions Interview Questions and Answers

Find the length of the longest subsequence of contiguous integers in an array.

• Sort the array

• Iterate through the array and check for consecutive integers

• Keep track of the longest subsequence found

Use flatMap and map to extract list of pincodes from Employee objects

• Use flatMap to flatten the list of Addresses in each Employee object

• Use map to iterate over the flattened list and extract the pincodes

• Example: employeeList.stream().flatMap(emp -> emp.getAddresses().stream()).map(address -> address.getPincode()).collect(Collectors.toList())

Database pooling is a technique used to manage a pool of database connections for efficient resource utilization. HikariCP is a popular database connection pooling library in Java.

• HikariCP is a high-performance database connection pooling library for Java applications.

• It is known for its low latency and high throughput.

• Configurations for HikariCP include settings such as maximum pool size, connection timeout, and idle ...read more

Types of jobs in Kotlin coroutine include launch, async, withContext, and runBlocking.

• launch: starts a new coroutine without blocking the current thread

• async: starts a new coroutine and returns a Deferred object with a result

• withContext: switches the coroutine context within a coroutine

• runBlocking: blocks the current thread until the coroutine inside it is completed

Flow is a cold asynchronous data stream, Channel is a hot asynchronous data stream. StateFlow is a hot asynchronous data stream with a state, SharedFlow is a hot asynchronous data stream without a state.

• Flow is a cold asynchronous data stream that emits values one by one.

• Channel is a hot asynchronous data stream that can have multiple subscribers.

• StateFlow is a hot asynchronous data stream that retains the most recent ...read more

Flow lifecycle aware means using Kotlin Flow with lifecycle awareness in Android development.

• Flow lifecycle aware helps manage data streams in Android apps

• It ensures that data emissions are only observed when the lifecycle is in the appropriate state

• Example: Using Flow with LiveData to update UI components based on lifecycle events

Inline functions are functions that are expanded in place at the call site, while high-order functions are functions that can take other functions as parameters or return them.

• Inline functions are expanded in place at the call site to improve performance.

• High-order functions can take other functions as parameters or return them.

• Example of high-order function: map() function in Kotlin.

I handle escalations by addressing the issue promptly, involving necessary stakeholders, and providing regular updates.

• Address the issue promptly to prevent further escalation

• Involve necessary stakeholders to gather input and support

• Provide regular updates to all parties involved to ensure transparency and progress

• Implement solutions to prevent similar escalations in the future

Long-term securities are investments held for an extended period, while short-term securities are held for a shorter duration.

• Long-term securities typically have maturity dates of over one year, such as bonds or stocks.

• Short-term securities have maturity dates of one year or less, like Treasury bills or certificates of deposit.

• Long-term securities offer higher potential returns but also higher risk, while short-term se...read more

Yield to Maturity is the total return anticipated on a bond if it is held until it matures.

• Yield to Maturity is the annual rate of return an investor can expect to earn if the bond is held until it matures.

• It takes into account the bond's current market price, par value, coupon interest rate, and time to maturity.

• Yield to Maturity helps investors compare different bonds and make informed investment decisions.

• For exampl...read more