Computer Science Junction

Content-Based Image Retrieval and It's Perspectives

What is Content Based Image Retrieval ?Image databases and collections can be enormous in size, containing hundreds, thousands or even millions of images. The conventional method of image retrieval is searching for a keyword that would match the descriptive keyword assigned to the image by a human categorizer. Currently under development, even though several systems exist, is the retrieval of imag...
clicks 39  Vote 0 Vote  5:53am 8 Jul 2017

Program in C to Implement Lagrange's Interpolation Formula

‘C’ program to implement  Lagrange’s Interpolation formula.Theory and Concept– Interpolation formulae for equally Spaced Argument is important but as is well known they possess the disadvantage of requiring the values of the independent variable to be equally spaced. It is therefore desirable to have interpolation formulae with unequally space values of the argument. There are two suc...
clicks 16  Vote 0 Vote  10:45am 3 Jul 2017

How to make an Activity Diagram ?

What is activity diagram ?Activity diagram is another important diagram in UML to describe dynamic aspects of the system.Activity diagram is basically a flow chart to represent the flow form one activity to another activity. The activity can be described as an operation of the system.So the control flow is drawn from one operation to another. This flow can be sequential, branched or concurrent. Ac...
clicks 6  Vote 0 Vote  5:51am 11 Jun 2017

How to make a Use Case Diagram

Use Case Diagram : Introduction and ExplanationUnified Modeling Language ( UML ) covers different types of model or diagrams which represent the designing of a software system. During the designing phase of software development these diagrams represent the working flow of a software. Use Case Diagram is one of the most important diagrams used during the designing phase."A use case diagram is a pic...
clicks 6  Vote 0 Vote  9:29am 4 Jun 2017

Mystery of Aliens

आये दिनों हम लोग अक्सर एलियन के बारे में कुछ न कुछ रिसर्च पड़ते रहते हैं , सुनते रहते हैं अक्सर हमे सुनने में आता है कि इस अंतरिक्ष में कही न कही किसी न  क...
clicks 6  Vote 0 Vote  6:12am 3 Jun 2017

Model Paper of DBMS for AKTU Exam

Model PaperDatabase Management System NCS 502Time : 3 Hrs                                                          ...
clicks 6  Vote 0 Vote  6:20am 1 Jun 2017

Paging Technique in Operating System

Paging Concepts in Memory Management Paging is a memory address scheme that permit physical address space of a process to be non contiguous.Paging avoids external fragmentation and need of compaction.In Paging method physical memory space is divided in to fixed size blocks called frames and process logical memory space  is divided into block of the same size known as pages. Size of a pag...
clicks 16  Vote 0 Vote  6:47am 19 May 2017

Electroencephalogram (EEG ) Technology : इलेक्ट्रोइन्सेफलोग्राम तकनीक !

"वर्तमान में चिकत्सा के क्षेत्र में का Electroencephalogram (EEG ) अपना विशेष महत्व है। इलेक्ट्रोइन्सेफलोग्राम (EEG) तकनीक की मदद से मस्तिष्क की गतिविधियों के आधार ...
clicks 10  Vote 0 Vote  5:47pm 14 May 2017

Questions Bank in Operating System for AKTU Exam

Questions Bank for Operating System Subject                                                                 Unit 1 Type 1. 2 Marks Questions(1) What is Spooling?(2) What is system call?(3) What do you mean by kernel?(4) What is Op...
clicks 11  Vote 0 Vote  7:14am 14 May 2017

Swapping for Memory Management By Operating System

What is Swapping ?Removing suspended or preempted processes from memory and their subsequent bringing back is called swapping. The basic idea of swapping is to treat main memory as a ‘pre-emptable’ resource. Lifting the program from the memory and placing it on the disk is called ‘Swapping out’. To bring the program again from the disk into the main memory is called ‘Swapping in’.Norma...
clicks 10  Vote 0 Vote  6:32am 12 May 2017
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