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Some schools offer Bachelor of Arts (BA) programs in computer science, which typically provide more general education and less math and science. However, each school is different, so students should research the options to determine which programs' requirements best fit their needs. In addition to coursework, most schools require students to conduct a culminating project that integrates what they have learned over the course of the degree. Typically, students meet regularly with an adviser who gauges their progress and offers advice and guidance. They then present their results in a final paper or presentation. Students in this course learn how to design and analyze algorithms for correctness and efficiency. This course introduces basic techniques to solve problems with a countable set of possibilities. It covers set theory, difference equations, counting techniques, graphs and algebra. This course covers how computer hardware and software programs work together, starting with the basic logic of how systems and components interact, and proceeding to high-level programming languages.
Some viruses try to avoid detection by killing the tasks associated with antivirus software before it can detect them (for example, Conficker). A Virus may also hide its presence using a rootkit by not showing itself on the list of system processes or by disguising itself within a trusted process. In the 2010s, as computers and operating systems grow larger and more complex, old hiding techniques need to be updated or replaced. Defending a computer against viruses may demand that a file system migrate towards detailed and explicit permission for every kind of file access. While some kinds of antivirus software employ various techniques to counter stealth mechanisms, once the infection occurs any recourse to "clean" the system is unreliable. In Microsoft Windows operating systems, the NTFS file system is proprietary. This leaves antivirus software little alternative but to send a "read" request to Windows files that handle such requests.
Power line communication uses a building's power cabling to transmit data. The following classes of wired technologies are used in computer networking. Coaxial cable is widely used for cable television systems, office buildings, and other work-sites for local area networks. Transmission speed ranges from 200 million bits per second to more than 500 million bits per second. ITU-T G.hn technology uses existing home wiring (coaxial cable, phone lines and power lines) to create a high-speed local area network. Twisted pair cabling is used for wired Ethernet and other standards. It typically consists of 4 pairs of copper cabling that can be utilized for both voice and data transmission. The use of two wires twisted together helps to reduce crosstalk and electromagnetic induction. The transmission speed ranges from 2 Mbit/s to 10 Gbit/s. Twisted pair cabling comes in two forms: unshielded twisted pair (UTP) and shielded twisted-pair (STP). Each form comes in several category ratings, designed for use in various scenarios.
In Google Chrome, click the three dots in the top right, and go to More Tools, then Extensions; in Firefox choose Add-ons from the main app menu; and in Microsoft Edge, choose Extensions from the main app menu. If your computer is running low on disk space, it can lead to a number of problems, including occasional crashes and slow performance. Once you’ve removed unneeded apps, try removing unneeded files too, like movies you’ve already watched or duplicate photos you’ve got safely backed up somewhere else. Generally speaking, the less bloated your system, the fewer problems you’ll run into. This troubleshooting technique only applies to internet-related problems-one very specific category of issue. The key to getting your internet up and running again is to work out where the problem lies, and the detective work isn’t as difficult as you might think. If you can, plug your laptop or desktop computer straight into your router with an Ethernet cable.
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