Softech Infinium Solutions Front end Developer Interview Questions and Answers

Round duration - 360 minutes
Round difficulty - Medium

Basically TCS conduct its flagship event named as CODEVITA . And it offers Internship to prefinal (3rd )year students .

Q1. 
Allocate Books Problem Statement
Given an array of integers arr, where arr[i] represents the number of pages in the i-th book, and an integer m representing the number of students, allocate all the books ...read more
Ans. 
Allocate books to students in a way that minimizes the maximum number of pages assigned to a student.
• Iterate through possible allocations and calculate the maximum pages assigned to a student.

• Find the minimum of these maximums to get the optimal allocation.

• Return the minimum pages allocated in each test case, or -1 if not possible.
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Q1. Difference between foreach and map
Ans. 
foreach is used to iterate over an array without returning a new array, while map creates a new array by applying a function to each element.
• foreach does not return a new array, while map does

• foreach does not modify the original array, while map creates a new array

• foreach is used for iterating over elements, while map is used for transforming elements

• Example: foreach - array.forEach(item => console.log(item)), map - ar
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Q2. Explain rxjs operators
Ans. 
RxJS operators are functions that enable complex asynchronous operations and data manipulation in reactive programming.
• RxJS operators are used to transform, filter, combine, and create observables.

• Operators can be categorized into creation operators, transformation operators, filtering operators, combination operators, and utility operators.

• Examples of operators include map, filter, mergeMap, switchMap, debounceTime, a
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Find reverse string using array

Q1. What are Routing Guards?
Ans. 
Routing guards are used in Angular to control access to certain routes based on certain conditions.
• Routing guards are used to protect routes in Angular applications.

• They can be used to control access based on authentication status, user roles, etc.

• There are different types of routing guards like CanActivate, CanActivateChild, CanDeactivate, CanLoad.

• Example: CanActivate guard can be used to check if a user is authentica
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Web application to locate the map

Q1. Tell me about your self.projects
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Q2. Project questions ask
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Reactive form and crud operations pipes crud operations

Q1. Basic understanding of js and angular is must expeciallly how js works questions on arrays objects shallow deep copy
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