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Category Archives: GATE CS

Both MAC Address and IP Address are used to uniquely define a device on the internet. NIC Card’s Manufacturer provides the MAC Address, on the… Read More
A standard Turing Machine is a machine which on providing an input moves either to the left or right and it may overwrite the existing… Read More
See Last Minute Notes on all subjects here. Propositional Logic Implication( →): For any two propositions p and q, the statement “if p then q”… Read More
Process: Processes are basically the programs that are dispatched from the ready state and are scheduled in the CPU for execution. PCB(Process Control Block) holds… Read More
Prerequisite – Network Devices Hub: Hub is a networking device that is used to transmit the signal to each port (except one port) to respond… Read More
FTP: FTP stands for File Transfer Protocol. This type of protocol is used to transfer or copies the file from one host to another host. But… Read More
Both Multiprocessing and Multithreading are used to increase the computing power of a system. Multiprocessing: Multiprocessing is a system that has more than one or… Read More
Both Relational Algebra and Relational Calculus are formal query languages.  Relational Algebra: Relational Algebra is a procedural language. In Relational Algebra, The order is specified… Read More
1. Steganography: Steganography is a method in which secret message is hidden in a cover media. Steganography means covered writing. Steganography is the idea to… Read More
Prerequisite – ER Model Strong Entity: A strong entity is not dependent on any other entity in the schema. A strong entity will always have a primary… Read More
Prerequisite – Network Devices Hub: Hub is a networking devices which is used to transmit the signal to each port (except one port) to respond from which… Read More
Cache Memory: Cache memory increases the accessing speed of CPU. It is not a technique but a memory unit i.e a storage device. In cache… Read More
Prerequisite – Types of Operating Systems In this topic we shall see the difference between Network Operating System and Distributed Operating System. The main difference… Read More
In practical, concept of LAN have possible because of Ethernet. The main difference between Ethernet and LAN is that Ethernet’s working function is decentralized on… Read More
Super Key: Super Key is an attribute (or set of attributes) that is used to uniquely identifies all attributes in a relation. All super keys can’t… Read More

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