Added softcopy for B2.

Practical/Assignment-B2/Queries-B2.md

@@ -6,7 +6,7 @@
 > Use Employee database created in Assignment B-01 and perform following aggregation operation
 > Refer [Queries-B1](https://git.kska.io/sppu-te-comp-content/DatabaseManagementSystems/src/branch/main/Practical/Assignment-B1/Queries-B1.md)
 
-1. Return Designation with Total Salary Above 200000:
+1. Return Designation with Total Salary Above 20000:
 ```mongodb
 db.Employee.aggregate([
     {
@@ -17,18 +17,18 @@ db.Employee.aggregate([
     },
     {
         $match: {
-            TotalSalary: { $gt: 200000 }
+            TotalSalary: { $gt: 20000 }
         }
     }
 ])
 
 ```
 
-2. Find Employee with Total Salary for Each City with Designation "DBA":
+2. Find Employee with Total Salary for Each City with Designation "Developer":
 ```mongodb
 db.Employee.aggregate([
     {
-        $match: { Designation: "DBA" }
+        $match: { Designation: "Tester" }
     },
     {
         $group: {
@@ -40,11 +40,11 @@ db.Employee.aggregate([
 
 ```
 
-3. Find Total Salary of Employee with Designation "DBA" for Each Company:
+3. Find Total Salary of Employee with Designation "Tester" for Each Company:
 ```mongodb
 db.Employee.aggregate([
     {
-        $match: { Designation: "DBA" }
+        $match: { Designation: "Tester" }
     },
     {
         $group: {
@@ -94,11 +94,11 @@ db.Employee.aggregate([
 
 ```
 
-7. Return Separate Value in the Expertise Array Where Name of Employee is "Swapnil":
+7. Return Separate Value in the Expertise Array Where Name of Employee is "Aditya":
 ```mongodb
 db.Employee.aggregate([
     {
-        $match: { "Name.FName": "Swapnil" }
+        $match: { "Name.FName": "Aditya" }
     },
     {
         $unwind: "$Expertise"
@@ -192,7 +192,7 @@ db.Employee.reIndex()
 
 6. Drop Index on Remove Specific Index:
 ```mongodb
-db.Employee.dropIndex("empIndex")
+db.Employee.dropIndex("Designation_1")
 
 ```