bs23: add new questions

docs/.vitepress/config.mjs

@@ -23,7 +23,7 @@ export default defineConfig({
           { text: 'Before Application', link: "/beforeapplying" },
           { text: "Chaldal", link: "/chaldal" },
           { text: "Bevy Commerce", link: "/bevycommerce" },
-          { text: "Brain Station 23", link: "/bs23" },
+          { text: 'Brain Station 23 <span class="VPBadge warning">updated</span>', link: "/bs23" },
           { text: "DSI", link: "/dsi" },
           { text: "Exabyting", link: "/exabyting" },
           { text: 'Fringecore <span class="VPBadge tip">new</span>', link: "/fringecore" },

docs/bs23.md

@@ -21,3 +21,107 @@ Star Coder is an annual recruitment test for BS23. The program has 5 stages
 
 > The information presented here is collected from the LinkedIn post of Abdullah Al Hasan vaiya (with his permission, of course).
 
+
+## Online MCQ Round
+The problems presented in this round is fairly basic. The format is multiple choice. 
+
+Topics Covered are:
+- Object-Oriented Programming (OOP)
+- Database
+- Data Structure & Algorithm
+- Problem-Solving
+- Output Tracing
+- Analytical Ability
+- Software Development Life Cycle (SDLC)
+
+<details>
+<summary>
+Mr. Joy is planning to build a web browser. Now he is analyzing requirements for the navigation system of his web browser, which will preserve the browsing history. What is the appropriate data structure to use for the
+navigation system?
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+In the following code snippet, what does the keyword 'this' refer to
+
+```java
+class Employee {
+    private String name;
+        public Employee(String name) {
+        this.name = name;
+    }
+}  
+```
+
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+In a bag , there is black and red balls. The ratio of black to red is 3:7 , if we add 20 more black balls to the bag then the ratio becomes 1:2. How many red balls are there?
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+which of the following is false about RDBMS (Relational Database Management System)?
+
+- RDBMS supports concurrency control to handle multiple transactions simultaneously.
+- RDBMS uses tables to store data in rows and columns.
+- In RDBMS, a unique constraint prevents null values in a column.
+- RDBMS ensures data integrity using ACID properties
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+A train leaves station A at 7 AM with the speed of 60 kmph, and another train leaves the A station at 8 AM with the speed of 90 kmph..when will the second train catch the first train?
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+What will be the output of the following code?
+
+```cpp
+#include <stdio.h>
+int main() {
+    int sum = 7 + 6 / 3 + 14 * 2;
+    printf("%d", sum);
+    return 0;
+}
+```
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+If the area of a rectangular region is equal to the area of a square, then the perimeter of the rectangular must be
+</summary>
+<hr>
+[Answer]
+</details>
+
+<details>
+<summary>
+In the context of the Software Development Life Cycle (SDLC), which model emphasizes the continuous iteration of the development and testing phases throughout the project, accommodating changes in requirements even late in the development process?
+</summary>
+<hr>
+[Answer]
+</details>
+
+## Onsite Coding Round
+This round is a mixture of coding problems and MCQs. The topics are the same as the online MCQ round.

docs/index.md

@@ -16,11 +16,11 @@ hero:
 
 features:
   - icon: 🏣
-    title: 15+ companies
+    title: 20+ companies
     details: Collection of questions asked in multiple top companies of Bangladesh
   - icon: 📝
-    title: 200+ questions
-    details: Details and solutions of 200+ questions
+    title: 250+ questions
+    details: Details and solutions of 250+ questions
   - icon: 💡
     title: Tips and tricks
     details: Tips related to specific companies or overall interview preparation