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Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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Class 11 RD Sharma Solutions- Chapter 22 Brief Review of Cartesian System of Rectangular Coordinates- Exercise 22.1
Question 1. If the line segment joining the points P(x1,y1) and Q(x2,y2) subtends an angle ∅ at the origin O, prove that OP.OQ cos∅ = x1x2 + y1y2.Solution:Since, O is the ...
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Mathematics
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Class 11
RD Sharma Solutions
RD Sharma Class-11
Class 9 RD Sharma Solutions - Chapter 21 Surface Area and Volume of a Sphere - Exercise 21.2 | Set 2
Question 17. A cylindrical jar of radius 6 cm contains oil. Iron spheres each of radius 1.5 cm are immersed in the oil. How many spheres are necessary to raise the level o...
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Mathematics
School Learning
Class 9
RD Sharma Solutions
RD Sharma Class-9
Class 9 RD Sharma Solutions- Chapter 21 Surface Area and Volume of a Sphere - Exercise 21.2 | Set 1
Question 1. Find the volume of a sphere whose radius is :(i) 2 cm (ii) 3.5 cm (iii) 10.5 cm.Solution:As we know that,Volume of a sphere = 4/3πr3 Cubic Units Where r is rad...
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Mathematics
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Class 9
RD Sharma Solutions
RD Sharma Class-9
On Premises VS On Cloud
Let us first understand the meaning of the word On-Premises and On Cloud.On Premises : In on-premises, from use to the running of the course of action, everything is done ...
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Technical Scripter
Cloud-Computing
Technical Scripter 2020
Class 10 RD Sharma Solutions- Chapter 1 Real Numbers - Exercise 1.5
Question 1. Show that the following numbers are irrational.(i) 1/√2Solution:Let assume that 1/√2 is a rational numberLet us assume 1/√2 = r where r is a rational number1/r...
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Technical Scripter
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Mathematics
School Learning
Class 10
Technical Scripter 2020
RD Sharma Solutions
RD Sharma Class-10
Class 8 RD Sharma Solutions- Chapter 16 Understanding Shapes Quadrilaterals - Exercise 16.1 | Set 2
Chapter 16 Understanding Shapes Quadrilaterals - Exercise 16.1 | Set 1Question 13. In Figure, find the measure of ∠MPN.Solution:As we know that Sum of angles of a quadrila...
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Mathematics
School Learning
Class 8
RD Sharma Solutions
RD Sharma Class-8
Introduction of Doxing
Doxing is perhaps the most malignant type of digital assault. It is a typical type of cyberbullying known as "hacktivism", web disorder, and defamation. This kind of assau...
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Technical Scripter
Cyber-security
Technical Scripter 2020
Class 8 RD Sharma Solutions - Chapter 16 Understanding Shapes Quadrilaterals - Exercise 16.1 | Set 1
Question 1. Define the following terms:(i) Quadrilateral(ii) Convex QuadrilateralSolution:(i) Quadrilateral: Let's A, B, C and D are four points in a plane such that :(a) ...
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Mathematics
School Learning
Class 8
RD Sharma Solutions
RD Sharma Class-8
GETDATE() Function in SQL Server
GETDATE() function :This function in SQL Server is used to return the present date and time of the database system in a 'YYYY-MM-DD hh:mm:ss.mmm' pattern.Features :This fu...
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SQL
DBMS-SQL
SQL-Server
Class 10 RD Sharma Solutions- Chapter 1 Real Numbers - Exercise 1.6
Question 1. Without actually performing the long division, state whether the following rational numbers will have a terminating decimal expansion or a non-terminating repe...
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Mathematics
School Learning
Class 10
RD Sharma Solutions
RD Sharma Class-10
Class 8 RD Sharma Solutions - Chapter 20 Area Of Trapezium And Polygon- Exercise 20.1 | Set 2
Chapter 20 Area Of Trapezium And Polygon- Exercise 20.1 | Set 1Question 12. The floor of a building consists of 3000 tiles which are rhombus shaped and each of its diagona...
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Mathematics
School Learning
Class 8
RD Sharma Solutions
RD Sharma Class-8
Class 8 RD Sharma Solutions- Chapter 20 Area Of Trapezium And Polygon- Exercise 20.1 | Set 1
Question 1. A flooring tile has the shape of a parallelogram whose base is 24 cm and the corresponding height is 10 cm. How many such tiles are required to cover a floor o...
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Mathematics
School Learning
Class 8
RD Sharma Solutions
RD Sharma Class-8
ISDATE() Function in SQL Server
ISDATE() function :This function in SQL Server is used to check if the specified expression is a valid date or not.Features :This function is used to find if the stated da...
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SQL
DBMS-SQL
SQL-Server
CURRENT_TIMESTAMP() Function in SQL Server
CURRENT_TIMESTAMP() function :This function in SQL Server is used to return the current date as well as time. And the format of the output is as follows.'YYYY-MM-DD hh:mm:...
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SQL
DBMS-SQL
SQL-Server
Use Cases of BlockChain in different fields
Blockchain :Blockchain is a system of recording data that makes it troublesome or not possible to vary, hack, or cheat the system. Blockchain is truly a digital ledger of ...
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Technical Scripter
Technical Scripter 2020
Blockchain
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