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Category Archives: GATE CS

Prerequisite – Process Schedulers 1. Short-Term Scheduler : Short term scheduler is also known as CPU scheduler. Its main objective is to boost the system… Read More
Kernel is central component of an operating system that manages operations of computer and hardware. It basically manages operations of memory and CPU time. It… Read More
Interfaces and Services is a process that generally provides and gives a common technique for each layer to communicate with each other. Standard terminology basically… Read More
A Connectionless Service is technique that is used in data communications to send or transfer data or message at Layer 4 i.e., Transport Layer of… Read More
Prerequisite – Types of Attributes 1. Stored Attribute : Stored attribute is an attribute which are physically stored in the database. Assume a table called… Read More
1. Longest Job First (LJF) : It CPU Scheduling algorithm where the process with the largest burst line is executed first. Once the process enters… Read More
In multi programming environment, it often happens that more than one processes compete for CPU resources at the same time. If only one CPU is… Read More
Prerequisite – Context Free Grammars 1. Ambiguous Grammar : A context-free grammar is called ambiguous grammar if there exists more than one derivation tree or… Read More
1. Multi Level Queue Scheduling (MLQ) : It is quite difficult to have just one queue and schedule all processes. This is where multi-level queue… Read More
1. Boyce-Codd Normal Form (BCNF) : Any relation is said to be in the BCNF if and only if it satisfies the following condition :… Read More
1. Multi Level Queue Scheduling (MLQ) : It is quite difficult to have just one queue and schedule all processes. This is where multi-level queue… Read More
Prerequisite – Layers of OSI Model, Working of ISO-OSI Model A protocol is simply defined as a set of rules and regulations for data communication.… Read More
Viable Prefix is a prefix of a right-sentential form that does not continue past the right end of the rightmost handle of that sentential form.… Read More
Prerequisite – Serializable Schedules Equivalence of Schedules : A schedule is a way of representing the order in which the operations of transactions get executed.… Read More
Prerequisite – SQL Commands In this article we are going to see the difference between = and IN operator in SQL. 1. = Operator :… Read More

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