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Category Archives: GATE CS

User View of Operating System: The Operating System is an interface, hides the details which must be performed and present a virtual machine to the user… Read More
Routers: Routers are the connecting devices in networking. it is used to choose the smallest path for a packet to attain its destination. It’s main… Read More
LR parser can be used to parse ambiguous grammars. LR parser resolves the conflicts (shift/reduce or reduce/reduce) in parsing table of ambiguous grammars based on… Read More
Message Digest is used to ensure the integrity of a message transmitted over an insecure channel (where the content of the message can be changed).… Read More
Prerequisite – DDL, DQL, DML, DCL and TCL Commands DDL: DDL is Data Definition Language which is used to define data structures. For example: create… Read More
Prerequisite: Asymptotic Notations Assuming f(n), g(n) and h(n) be asymptotic functions the mathematical definitions are: If f(n) = Θ(g(n)), then there exists positive constants c1,… Read More
Prerequisite: Graph Theory Basics – Set 1, Set 2 Regular Graph: A graph is called regular graph if degree of each vertex is equal. A… Read More
The interrupt is a signal emitted by hardware or software when a process or an event needs immediate attention. It alerts the processor to a… Read More
Routers: A Router is a networking device that forwards data packets between computer network. This device is usually connected to two or more different networks.… Read More
Prerequisite: Disk Scheduling Algorithms Given an array of disk track numbers and initial head position, our task is to find the total number of seek… Read More
When a relation in the relational model is not appropriate normal form then the decomposition of a relation is required. In a database, breaking down… Read More
Decoder: This Decoder is a combinational logic circuit and its purpose is to decode the data given to it. It is made of n number… Read More
I passed out my B.Tech in Computer Science and Engineering in the year 2017. After that I joined in a MNC IT Company at Pune… Read More
In Digital Circuits, A Binary Adder-Subtractor is one which is capable of both addition and subtraction of binary numbers in one circuit itself. The operation… Read More
Prerequisite – Group Finite Group: A group of finite number of elements is called a finite group. Order of a finite group is finite. Examples:… Read More

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