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YouTube portal as digital information resource, its collections and services
Voců, Ondřej ; Bratková, Eva (advisor) ; Pokorný, Jan (referee)
(in English) Object of this thesis is to demonstrate compact characteristics and analysis of YouTube portal, explain its importance, content and area of provided services. -- The first chapter is applied to basic characteristics of YouTube portal, the second chapter deals with description of procedures, which are used by the portal. The third chapter is all about video. There are discussed issues about video on PC in general, and afterwards, there are described processes related to videos on YouTube. YouTube users, YouTube partners and projects are mainspring of the fourth chapter. Special subchapter outlines possibilites of YouTube in relation to information studies and librarianship. At the end of the fourth chapter user offences are mentioned. The fifth chapter is composed of introduction of several direct and indirect YouTube competitors. The sixth, and the last chapter, contains author's evaluation of YouTube portal [Author's abstract].
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The Hidden Resources Detector for GNU/Linux
Nečas, Radek ; Rogalewicz, Adam (referee) ; Procházka, Boris (advisor)
The main goal of this thesis was to detect hide resources in GNU/Linux operating systems and analyse tools so called rootkits, which are used to hide system resources. This thesis is devided into two parts, theoretical and practical one. Theoretic part focusses on resource managment, representation, privilege levels and system calls. Practical part covers design and implementation of an abstract detector. Each new detection method is implemented as a plugin. Some of those methods are realized as linux kernel modules. The usability of the detector is compared against real rootkits.
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Big Block File System
Rajman, Jakub ; Lampa, Petr (referee) ; Čejka, Rudolf (advisor)
Master's thesis treats of implementation of big block file system for FreeBSD operating system. The introduction of this document is dedicated to theoretically analysis, which is oriented on history, sense and usage of file systems. Next chapter describes the architecture of UFS/FFS file system. Implementation part starts with introducing design of new file system, which was isnpired by MSDOSFS file system. Last part of this thesis presents implementation of file system with great emphasis on problems, which can happen during programming.
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Software for data hiding in image files
Morkus, Filip ; Říha, Kamil (referee) ; Burda, Karel (advisor)
In my master's thesis I start fromthedescriptionofthebasics and thebeginningsofsteganography, itsmethods and purposes. Detaileddescriptionof BMP fileswithhidden data follows. A filestructureisanalysedintothesmallestdetails to avoiddamagingfilewhilehiding. At thesametime to make profit oftheinformationincluded in a fileheader in the most effectiveway. Anotheraimwas to explain a principalofsteganographicalmethoditself, usedforhiding data into BMP file. Based on these findings, a programmeconceptwasdesigned and consequentlythatprogrammewas made. Itcarriesoutthehiding and revealing data intothe image files. Directionsfor use are made to thisprogramme and thereisalso a demo ofthefeaturesdescribingeach step. At the end ofmymaster's thesis anattentionispaid to thoseinfluencesthatcanbelimitingforthismethod. Exceeding these limitswouldlead to breakingthesteganographicalmethod, whichmeansrevealingthehidden data.
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Musical life in Telčsko - past and present
VYVADILOVÁ, Hana
This diploma thesis gives a comprehensive picture of musical life in Telc, its personalities, music and festivals. The circumstances are recognized of their creation, described their activities and current status. Attention is also paid to other circumstances and conditions of musical life in Telc.
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