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Category Archives: GATE CS

Prerequisite – Language Processors: Assembler, Compiler and Interpreter Compiler: A Compiler is primarily used for programs that translate source code from a high-level programming language… Read More
Concurrency control is provided in a database to: (i) enforce isolation among transactions. (ii) preserve database consistency through consistency preserving execution of transactions. (iii) resolve… Read More
When multiple transactions execute concurrently in an uncontrolled or unrestricted manner, then it might lead to several problems. These problems are commonly referred to as… Read More
Many persons are involved in the design, use, and maintenance of a large database with a few hundred users. Here we will consider people who… Read More
Protection refers to a mechanism which controls the access of programs, processes, or users to the resources defined by a computer system. We can take… Read More
Prerequisite – Channel Allocation Problem in Computer Network Fixed Channel Allocation (FCA): Fixed Channel Allocation is a strategy in which fixed number of channels or… Read More
Prerequisite: Disk Scheduling Algorithms and SCAN Disk Scheduling Algorithm Given an array of disk track numbers and initial head position, our task is to find… Read More
If you get very good marks in GATE say above 70 (may vary from year to year), then you have got fair some amount of… Read More
In Computer Architecture, the Registers are very fast computer memory which are used to execute programs and operations efficiently. This does by giving access to… Read More
OSI model: Developed by International Organization for Standardization or ISO, Open Systems Interconnection model or OSI model is a critical building block in networking. It helps… Read More
Basic Terminology Control Unit – A control unit (CU) handles all processor control signals. It directs all input and output flow, fetches the code for… Read More
Local Broadcast Address: Local Broadcast Address is used to communicate with all the devices on a local network. It is represented by or 11111111.11111111.11111111.11111111… Read More
Prerequisite – Analysis of Algorithms Algorithm is a combination or sequence of finite-state to solve a given problem. If the problem is having more than one… Read More
Generally, there are 3 types of schedule based on recoverbility given as follows: Recoverable schedule: Transactions must be committed in order. Dirty Read problem and… Read More
An entity type should have a key attribute which uniquely identifies each entity in the entity set, but there exists some entity type for which… Read More

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