ICICI Bank Interview Questions and Answers

Some new features in the latest Angular version include Ivy rendering engine, Bazel support, and differential loading.

• Ivy rendering engine for improved performance and smaller bundle sizes

• Bazel support for faster builds and better dependency management

• Differential loading for serving different bundles to modern and legacy browsers

Redux is a predictable state container for JavaScript apps, and RxJS is a library for reactive programming using Observables.

• Redux is a state management tool commonly used with React to manage application state in a predictable way.

• RxJS is a library for reactive programming that allows you to work with asynchronous data streams using Observables.

• Redux helps in managing the state of the application in a single immutable state tree.

• RxJS allows you to work with asynchronous data...read more

Pipes in Angular are used to transform data before displaying it in the view.

• Pipes are used to format data in templates.

• They can be used to filter, sort, or transform data.

• Examples include currency, date, and uppercase pipes.

Retesting, regression, white box and black box testing, smoke and sanity testing, and walkthroughs are all important testing concepts.

• Retesting involves testing a previously failed test case again after the defect has been fixed.

• Regression testing involves testing the entire system after changes have been made to ensure that no new defects have been introduced.

• White box testing involves testing the internal structure of the system, while black box testing involves testing the...read more

Fragment lifecycle refers to the series of events that occur during the creation, use, and destruction of a fragment.

• The lifecycle includes events such as onAttach(), onCreate(), onCreateView(), onStart(), onResume(), onPause(), onStop(), onDestroyView(), and onDestroy().

• Each event corresponds to a specific stage in the fragment's lifecycle.

• Developers can override these methods to perform specific actions during each stage of the lifecycle.

• For example, onCreateView() is calle...read more

Activity lifecycle refers to the series of states an activity goes through during its lifetime.

• An activity can be in one of four states: running, paused, stopped, or destroyed.

• The lifecycle methods are: onCreate(), onStart(), onResume(), onPause(), onStop(), and onDestroy().

• For example, when an activity is first created, it goes through onCreate(), onStart(), and onResume() methods.

• When the activity is no longer visible, it goes through onPause(), onStop(), and onDestroy() me...read more