quescol 1. What will be the output of the following code? java import java.util.*; public class Test { public static void main(String[] args) { List<String> list = Arrays.asList(“one”, “two”, “three”); list.forEach(System.out::println); } } a) one two threeb) three two onec) one twod) Compilation Error 2. What will be the output of the … Read more
1. What will be the output of the following code? java public class Test { public static void main(String[] args) { System.out.println(“Hello, World!”); } } a) Hello, Worldb) Hello, World!c) Compilation Errord) Runtime Error 2. What will be the output of the following code? java public class Test { public static void … Read more
1. Which of the following feature is introduced in Java 8? a) Serializationb) Stream APIc) Abstractiond) Polymorphism 2. Which of the following is not a core concept of Java 8’s new date and time API? a) ZonedTimeb) LocalDatec) LocalDateTimed) ZonedDateTime 3. Which of these is a new method added to the Collection interface in Java … Read more
1. “Designing Data-Intensive Applications” by Martin Kleppmann Review: “Designing Data-Intensive Applications” is a comprehensive guide to building scalable and maintainable data systems. The book covers data modeling, storage, and processing, along with distributed systems and data management. It is ideal for software engineers looking to deepen their understanding of data systems. Pros: Cons: 2. “Systems … Read more
1. “Python Crash Course” by Eric Matthes Review: “Python Crash Course” is a well-structured introduction to Python programming. It covers basic concepts and includes practical projects like building a simple game and a web app. It is ideal for beginners. Pros: Cons: 2. “Automate the Boring Stuff with Python” by Al Sweigart Review: This book … Read more
1. “The C++ Programming Language” by Bjarne Stroustrup Review: This book, written by the creator of C++, is an authoritative guide to the language. It covers basic to advanced topics in great detail. The explanations are clear, and the examples are practical, making it a must-read for serious C++ programmers. Pros: Cons: 2. “Effective C++” … Read more
Here are 15 highly recommended books on C programming: 1. “The C Programming Language” by Brian W. Kernighan and Dennis M. Ritchie Review: This classic book, often referred to as “K&R,” is the definitive guide to the C programming language. Written by the creators of C, it provides a clear and concise introduction to the … Read more
Here are 15 highly recommended books on Java programming: 1. “Effective Java” by Joshua Bloch Review: “Effective Java” offers practical advice for writing robust and efficient Java code. The book is organized into 90 concise chapters, each focusing on a specific best practice or tip. It is ideal for intermediate to advanced Java developers looking … Read more
1. “Introduction to Algorithms” by Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Clifford Stein Review: “Introduction to Algorithms” is a comprehensive guide to algorithms, used widely in academic courses. The book covers many types of algorithms in detail. Each algorithm is explained with pseudocode and mathematical analysis. Exercises are provided at the … Read more
In a Database Management System (DBMS), an aggregate function is a special tool that performs calculations on a set of values to return a single value. It simplifies data analysis by summarizing large volumes of data. How Aggregate function works? Common Aggregate Functions 1. SUM Adds together all the numerical values in a specified column. … Read more