R.R. Donnelley Softwaretest Engineer Interview Questions and Answers

Q1. It was good and easy
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Q1. Its all about package discussion
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Q1. What is binary search
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Binary search is a search algorithm that finds the position of a target value within a sorted array.
• Binary search works by repeatedly dividing the search interval in half.

• It compares the target value with the middle element of the array.

• If the target value matches the middle element, the position is returned.

• If the target value is less than the middle element, the search continues on the lower half of the array.

• If the ...read more
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Q2. What is algorithm based on graph
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An algorithm based on graph is a set of instructions designed to solve problems related to graphs.
• Graph algorithms are used to solve problems related to graphs, such as finding the shortest path between two nodes, detecting cycles, and determining connectivity.

• Some common graph algorithms include Dijkstra's algorithm for finding the shortest path, Kruskal's algorithm for finding the minimum spanning tree, and Depth Fir...read more
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Q1. What is scheduling
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Scheduling is the process of planning and organizing tasks or resources over a period of time.
• Scheduling involves determining the start and end times for tasks or activities.

• It helps in optimizing resources and ensuring efficient use of time.

• Examples include project scheduling, employee scheduling, and appointment scheduling.
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Q2. What is round robin
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Round robin is a scheduling algorithm that assigns equal time slices to each process in a circular queue.
• Each process is given a small unit of time to execute before being moved to the end of the queue.

• It ensures fairness by preventing a single process from monopolizing the CPU.

• Example: In a round robin scheduling with time quantum of 10ms, processes A, B, and C will each get 10ms of CPU time before moving to the end o
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Q1. Dot net related stuffs
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Q2. Dependency injection
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Built an app using dot net and angular

Q1. Basic JavaScript and React.js questions
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Q2. Questions on functions, hooks and DOM
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Q3. Questions on SSR
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Q4. Questions on strings and arrays
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Api related questions

Q1. Ledger details posting profile
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Q2. Fixed Asset project management and accounting
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Q1. What is Indexing in Mysql
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Indexing in MySQL is a technique to improve the performance of database queries by creating a data structure that allows for faster data retrieval.
• Indexes are created on one or more columns of a table.

• They help in speeding up the search, sorting, and joining of data.

• Indexes can be created using different algorithms like B-tree, hash, or bitmap.

• Using indexes appropriately can significantly enhance query performance.

• Exam...read more
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Q2. Opps concepts in php
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Object-oriented programming concepts in PHP
• Encapsulation: bundling data and methods together in a class

• Inheritance: creating new classes based on existing ones

• Polymorphism: using a single interface to represent different types

• Abstraction: hiding unnecessary details and exposing only essential features

• Class: blueprint for creating objects

• Object: instance of a class

• Method: function defined inside a class

• Property: variabl
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In aptitude test,there is multiple questions are there in subject wise and reasoning,and subtopics like ages,clocks, distance like these types questions are there and java problem questions also there

Q1. In technical round mainly asked about your project and so many questions are asked in Java,sql and javascript
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Q2. Oops in Java Patterns in Java JDK,JRE,JVM MVC Array questions strings in Java This,super keywords Java problems like palindrome, prime number,and so many problems and logics Why java is platform independen...read more
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Questions asked in a Full Stack Software Developer interview
• Questions on OOPs concepts, design patterns, and MVC architecture

• Array and string manipulation in Java

• Understanding of JDK, JRE, and JVM

• Usage of 'this' and 'super' keywords

• Solving Java problems like palindrome, prime number, etc.

• Explanation of Java's platform independence

• SQL queries and commands
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Q3. MVC in Java Design patterns in Java
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MVC is a design pattern used in Java for separating concerns. Java has many design patterns like Singleton, Factory, etc.
• MVC separates Model, View, and Controller for better organization and maintenance

• Singleton ensures only one instance of a class is created

• Factory pattern creates objects without exposing the instantiation logic to the client

• Observer pattern allows objects to be notified of changes in other objects

• Dec...read more
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Q4. Explain Jdbc connectivity Spring boot
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JDBC is a Java API for connecting to databases. Spring Boot provides auto-configuration for JDBC.
• JDBC stands for Java Database Connectivity.

• It is a Java API for connecting to databases.

• Spring Boot provides auto-configuration for JDBC, making it easy to set up database connections.

• JDBC can be used to execute SQL statements and retrieve results.

• Example: DriverManager.getConnection(url, username, password);
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Q1. Hr asked only for your background and life styles and some basic questions about company
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In this round, there is aptitude & 2 coding questions.

Q1. Java oops concept
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Q2. Again Live coding test
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Q1. Discussion about salary and company
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