Doubtly
@Doubtly · Joined Feb 2021
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- What is need of DNS and explain how DNS works? DNS, or Domain Name System, is a fundamental component of the internet that translates human-readable domain names into IP addresses, allowi... 1
- Explain Link State Routing with suitable example In link state routing each router learns the complete topology by flooding link-state packets, then runs Dijkstra's shortest-path algorithm... 1
- Explain leaky bucket algorithm and compare it with token bucket algorithm. The leaky bucket sends data out at a fixed constant rate, smoothing bursts; the token bucket sends data only when tokens are available, so i... 1
- Explain different framing methods. Since the physical layer merely accepts and transmits a stream of bits without any regard to meaning or structure, it is upto the data link... 1
- Write short note on SMTP. SMTP, or Simple Mail Transfer Protocol, is a standard communication protocol used for sending and receiving electronic mail (email) on the i... 1
- Differentiate between TCP and UDP. Feature TCP UDP Connection Type Connection-oriented Connectionless Reliability Reliable: ensures data delivery Unreliable: no guaranteed del... 1
- Find the error, if any, in the following IPv4 addresses. (i) 221.24.7.8.20 (ii) 75.45.351.14 There are errors in both of the provided IPv4 addresses: (i) 221.24.7.8.20: The IPv4 address format consists of four octets separated by per... 1
- Explain The Following Transmission Media's (With Diagram) • Twisted Pair. • Coaxial Cable. • Fiber Optic. Twisted Pair Cables: Twisted pair cables consist of pairs of insulated copper wires twisted together. This configuration helps mitigate elec... 1
- Explain The Need Of Layering In Reference Model For Communication And Networking. Layering is needed because network communication is a very complex task; dividing it into layers, each doing a well-defined job and offering... 1
- Explain Design Issues Of Layers In OSI Reference Model Each layer of a network reference model must solve certain common design issues: addressing, error control, flow control, multiplexing, rout... 1
- Explain Different Internetworking Devices Internetworking devices play a crucial role in connecting and facilitating communication between different networks. Router: Routers operate... 1
- Explain Principal Differences Between Connection Less And Connection Oriented Communication. Feature Connectionless Communication Connection-Oriented Communication Establishment of Connection No explicit connection setup phase. Each... 1
- Draw a STAR schema for Video Rental. A star schema for video rental has one central fact table, Rental_Fact, linked to dimension tables Customer, Video (Movie), Store, Time and... 1
- Introducing Doubtly: Your Engineering Community
- Locate the centroid of shaded area Solution is in the image https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhccVJGC0FKrxWXcWyyGXyKgShyP4tDZSUVa9dTi4jyjQ9ijgIfYIIuXs... 1
- Find the centroid of shaded plane area solution is in the image https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhewqp0kGIbKng7kLYj-KqOlm1iPaTylXnJ9sKW6MNaQEBfU43aCIJ-pr... 1
- Find the centroid of shaded area Solution is in the photo 1
- Locate the centroid of given composite lamina Locate the centroid of given composite lamina solution 1