https://docs.google.com/document/d/10_90bjT5Ygcw6PMOALAzoJlmOrajiasljBLsba2WITU/edit?usp=sharing
Microservices
Microservices
Google Docs
Microservices explained
1. Introduction to Microservices Architecture Definition and Evolution of Microservices Origins and Evolution: Tracing the history from monolithic applications, SOA (Service-Oriented Architecture), to the rise of microservices. Comparison with SOA: Differences…
Anyone here who is experienced want to land a job of around 15-40 LPA ?
Anonymous Poll
94%
Yes
6%
No
Freshers who need 5-15 LPA job placement assistance ? drop me a message
Anonymous Poll
95%
Yes
5%
No
Will update you with one Google form tomorrow just fill that with these details
Aman Raj
Share their mail id and phone no
no updates from their team seems position gets on hold
We're Hiring! Join Xpressbees as an SDE1 - Java & Spring Boot** 🚀
Are you a passionate Java developer with around 3 years of experience in building robust applications using Spring Boot? Do you want to be part of a dynamic team that's driving innovation in the logistics and supply chain industry? Xpressbees is looking for talented individuals like you!
Position: Software Development Engineer I (SDE1)
Location: Bangalore(WFO)
Experience Required: 1-3 years
Skills Required: Java, Spring Boot
Why Xpressbees?
- Innovative Environment: Work on cutting-edge technology in a fast-paced, growth-oriented company.
- Growth Opportunities: Be part of a team where your ideas and contributions can make a real impact.
- Collaborative Culture: Join a group of dedicated professionals who thrive on teamwork and innovation.
Key Responsibilities:
- Develop, test, and maintain high-quality Java applications using Spring Boot.
- Collaborate with cross-functional teams to design and implement new features.
- Troubleshoot and resolve technical issues, ensuring the delivery of scalable solutions.
- Participate in code reviews and contribute to best practices for software development.
Qualifications:
- Bachelor's degree in Computer Science or a related field.
- 3 years of hands-on experience in Java and Spring Boot development.
- Strong understanding of software engineering principles and design patterns.
- Experience with RESTful APIs, microservices architecture, and SQL databases.
If you're ready to take your career to the next level and make a significant impact, we want to hear from you! Apply now and be part of our exciting journey at Xpressbees. 🌟
Are you a passionate Java developer with around 3 years of experience in building robust applications using Spring Boot? Do you want to be part of a dynamic team that's driving innovation in the logistics and supply chain industry? Xpressbees is looking for talented individuals like you!
Position: Software Development Engineer I (SDE1)
Location: Bangalore(WFO)
Experience Required: 1-3 years
Skills Required: Java, Spring Boot
Why Xpressbees?
- Innovative Environment: Work on cutting-edge technology in a fast-paced, growth-oriented company.
- Growth Opportunities: Be part of a team where your ideas and contributions can make a real impact.
- Collaborative Culture: Join a group of dedicated professionals who thrive on teamwork and innovation.
Key Responsibilities:
- Develop, test, and maintain high-quality Java applications using Spring Boot.
- Collaborate with cross-functional teams to design and implement new features.
- Troubleshoot and resolve technical issues, ensuring the delivery of scalable solutions.
- Participate in code reviews and contribute to best practices for software development.
Qualifications:
- Bachelor's degree in Computer Science or a related field.
- 3 years of hands-on experience in Java and Spring Boot development.
- Strong understanding of software engineering principles and design patterns.
- Experience with RESTful APIs, microservices architecture, and SQL databases.
If you're ready to take your career to the next level and make a significant impact, we want to hear from you! Apply now and be part of our exciting journey at Xpressbees. 🌟
Forwarded from Aman Raj
3. Java - Concurrency
Which two statements are true?
1. Deadlock will not occur if wait()/notify() is used
2. A thread will resume execution as soon as its sleep duration expires.
3. Synchronization can prevent two objects from being accessed by the same thread.
4. The wait () method is overloaded to accept a duration.
5. The notify() method is overloaded to accept a duration.
6. Both wait() and notify() must be called from a synchronized context.
Pick ONE option
1 and 2
3 and 5
4 and 6
1 and 3
Clear Selection
Which two statements are true?
1. Deadlock will not occur if wait()/notify() is used
2. A thread will resume execution as soon as its sleep duration expires.
3. Synchronization can prevent two objects from being accessed by the same thread.
4. The wait () method is overloaded to accept a duration.
5. The notify() method is overloaded to accept a duration.
6. Both wait() and notify() must be called from a synchronized context.
Pick ONE option
1 and 2
3 and 5
4 and 6
1 and 3
Clear Selection
Forwarded from Aman Raj
. Java Cyclic Barrier
Given this code segment:
Final Cyclicßarrier barrter new CyclicBarrier (3, () System.out.println("Let's play")); // LINE ONE
Runnable(){
System.out.println("Awaiting"); // LINE TWO
try( barrier.await();
catch (Exception e) ( ignore/1
Thread 11 new Thread();
Thread 12 new Thread(); Thread 11 new Thread(r);
tl.start(); t2.start();
t3.start();
Choose the correct option based on this code segment.
Pick ONE option
This code segment results s in a compiler error in line marked with the comment LINE ONE
This code segment results in a compler error in line marked with the comment LINE TWO
This code prints
Let's play
This code prints
Awaiting Awaiting
Awaiting
Let's play
This code segment does not print anything on the console
Clear Selecrich
Given this code segment:
Final Cyclicßarrier barrter new CyclicBarrier (3, () System.out.println("Let's play")); // LINE ONE
Runnable(){
System.out.println("Awaiting"); // LINE TWO
try( barrier.await();
catch (Exception e) ( ignore/1
Thread 11 new Thread();
Thread 12 new Thread(); Thread 11 new Thread(r);
tl.start(); t2.start();
t3.start();
Choose the correct option based on this code segment.
Pick ONE option
This code segment results s in a compiler error in line marked with the comment LINE ONE
This code segment results in a compler error in line marked with the comment LINE TWO
This code prints
Let's play
This code prints
Awaiting Awaiting
Awaiting
Let's play
This code segment does not print anything on the console
Clear Selecrich
Forwarded from Aman Raj
5. Java - PQ Example
public class PriorityQueueTest (
public static void main(String[] args) (
PriorityQueue<Integer> queue new PriorityQueue();
queue.add(11);
queue.add(18);
queue.add(22);
queue.add(S);
queue.add(12);
queue.add(2)1
while (queue.isEmpty() false) ( System.out.printf("d", queue.remove());
Pick ONE option
11 10 22
5 122
Random Order as no Comparator provided.
25 10 11
12 22
22 12 11 1052
Gear Selection
public class PriorityQueueTest (
public static void main(String[] args) (
PriorityQueue<Integer> queue new PriorityQueue();
queue.add(11);
queue.add(18);
queue.add(22);
queue.add(S);
queue.add(12);
queue.add(2)1
while (queue.isEmpty() false) ( System.out.printf("d", queue.remove());
Pick ONE option
11 10 22
5 122
Random Order as no Comparator provided.
25 10 11
12 22
22 12 11 1052
Gear Selection
Forwarded from Aman Raj
6. Java - HashSet
import java.util.HashSet;
public class WrappedString {
private String s;
public WrappedString(String s) (
this.s = s;
public static void main(String[] args) {
HashSet<Object> hs = new HashSet<Object>();
WrappedString ws1 = new WrappedString("aardvark"); WrappedString ws2 = new WrappedString("aardvark");
String s1 = new String("aardvark");
String s2 = new String("aardvark");
hs.add(ws1);
hs.add(ws2);
hs.add(s1);
hs.add(s2);
System.out.println(hs.size());
}
}
What is the output?
Pick ONE option
01
2
3
04
Compilation fails
Clear Selection
import java.util.HashSet;
public class WrappedString {
private String s;
public WrappedString(String s) (
this.s = s;
public static void main(String[] args) {
HashSet<Object> hs = new HashSet<Object>();
WrappedString ws1 = new WrappedString("aardvark"); WrappedString ws2 = new WrappedString("aardvark");
String s1 = new String("aardvark");
String s2 = new String("aardvark");
hs.add(ws1);
hs.add(ws2);
hs.add(s1);
hs.add(s2);
System.out.println(hs.size());
}
}
What is the output?
Pick ONE option
01
2
3
04
Compilation fails
Clear Selection
Forwarded from Aman Raj
7. Java - Boolean
What will be the output of following code snippet: Boolean buy new Boolean(true); Boolean sell = new Boolean(true); System.out.print(buy == sell);
boolean buyPrim = buy.booleanValue(); System.out.print(!buyPrim);
System.out.print(buy && sell);
Pick ONE option
falsefalsefalse
truefalsetrue
falsetruetrue
falsefalsetrue
Clear Selection
What will be the output of following code snippet: Boolean buy new Boolean(true); Boolean sell = new Boolean(true); System.out.print(buy == sell);
boolean buyPrim = buy.booleanValue(); System.out.print(!buyPrim);
System.out.print(buy && sell);
Pick ONE option
falsefalsefalse
truefalsetrue
falsetruetrue
falsefalsetrue
Clear Selection
Forwarded from Aman Raj
8. Java - Inner Classes
public class Outer {
public static int templ= 1; public static int temp2= 2;
public int temp3 = 3;
public int temp4 = 4;
public static class Inner (
public static int temp5 = 5;
public static int getSum() L
return (templ temp2 temp3 temp4 temp5); // Line 1
public static void main(String[] args) {
Outer. Inner obj = new Outer. Inner(); // Line 2 System.out.println(obj.getSum());
Pick ONE option
15
}
Compilation Error on Line 1 due to variables temp1, temp2
Compilation Error on Line 1 due to variables temp3, temp4
Compilation Error on Line 2
Clear Selection
public class Outer {
public static int templ= 1; public static int temp2= 2;
public int temp3 = 3;
public int temp4 = 4;
public static class Inner (
public static int temp5 = 5;
public static int getSum() L
return (templ temp2 temp3 temp4 temp5); // Line 1
public static void main(String[] args) {
Outer. Inner obj = new Outer. Inner(); // Line 2 System.out.println(obj.getSum());
Pick ONE option
15
}
Compilation Error on Line 1 due to variables temp1, temp2
Compilation Error on Line 1 due to variables temp3, temp4
Compilation Error on Line 2
Clear Selection
Forwarded from Aman Raj
9. Java - Inheritance
What is the Output of the following code,
10. interface A { void x(); }
11. class B implements A {
public void x() ()
public void y() (
12. class C extends B {
public void x() {}
Main
20. java.util.List<A> list = new java.util.ArrayList<A>();
21. list.add(new B());
22. list.add(new C());
23. for (Aa: list) {
24. a.x();
25. a.y();
26.)
Pick ONE option
The code runs with no output.
An exception is thrown at runtime.
Compilation fails because of an error in line 22.
Compilation fails because of an error in line 25.
Clear Selection
What is the Output of the following code,
10. interface A { void x(); }
11. class B implements A {
public void x() ()
public void y() (
12. class C extends B {
public void x() {}
Main
20. java.util.List<A> list = new java.util.ArrayList<A>();
21. list.add(new B());
22. list.add(new C());
23. for (Aa: list) {
24. a.x();
25. a.y();
26.)
Pick ONE option
The code runs with no output.
An exception is thrown at runtime.
Compilation fails because of an error in line 22.
Compilation fails because of an error in line 25.
Clear Selection