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Category Archives: GATE CS

Prerequisite – Classification of Context Free Grammars, Ambiguity and Parsers Left Recursion: Grammar of the form, S --> S / a / b It is… Read More
Total Recursive Functions: A recursive function is called total recursive function if it is defined for its all arguments.Let f(a1, a2, …an) be a function defined… Read More
Shortest Remaining Time First (SRTF) is the preemptive version of Shortest Job Next (SJN) algorithm, where the processor is allocated to the job closest to… Read More
A.Priyanka An interview is a meeting of people face to face and it is one of the tests in the purification method to select the… Read More
When the job scheduler accepts a job, it creates the job’s PCB (Process Control Blocks) and updates it throughout the execution. These PCBs, and not… Read More
When the jobs moves through the system and makes progress, it changes it’s states from HOLD to FINISH. When the job is being processed by… Read More
I got an valid AIR to attend an interview at IIT Madras. ROUND-1: First round is a written exam. Approximately 350-400 student come for interview.… Read More
Prerequisite: Addressing Modes 1. Direct Addressing Mode: In direct addressing mode, the address field in the instruction contains the effective address of the operand and… Read More
One of the very significant and useful concepts in simplifying the output expression using K-Map is the concept of “Don’t Care”. The “Don’t Care” conditions… Read More
For both fixed and dynamic memory allocation schemes, the operating system must keep list of each memory location noting which are free and which are… Read More
For both fixed and dynamic memory allocation schemes, the operating system must keep list of each memory location noting which are free and which are… Read More
Semantic Analysis is the third phase of Compiler. Semantic Analysis makes sure that declarations and statements of program are semantically correct. It is a collection… Read More
Basic Block is a straight line code sequence that has no branches in and out branches except to the entry and at the end respectively.… 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
Secure Socket Layer (SSL):  Secure Socket Layer (SSL) is the normal security technology for establishing an associate encrypted link between an internet server and a… Read More

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