MoyS11Wk4H1 - Standard Code for Information...

Info icon This preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
MoyS11Wk4H1 1. Name the four operations comprising a machine cycle. Explain them briefly. (7 points) The four operations that are repeated are: 1. Fetching, when the program instruction/data is accessed from the memory. 2. Decoding, when the program is translated into a message that the computer can use. 3. Executing, carrying out the decoded commands. 4. Storing, when the program is written to memory. 2. What is a multi-core processor? In what situation does the performance of a multi- core processor increase? (7 points) A multi-core processor is a single chip with two or more separate processors. A situation where performance increases is when multiple programs are running at the same time. Some programs include, Photoshop, antivirus software, and instant message. 3. What are the coding schemes used for data representation? What is the significance of Unicode? (7 points) Coding schemes are the combinations of 0s and 1s that represent characters. The two most popular coding schemes are the American
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Standard Code for Information Interchange (ASSCII) and the Extended Binary Coded Decimal Interchange Code (EBCDIC). The Unicode is important because it has the ability to represent all languages, unlike ASSCII and EBCDIC 4. What are the various types of removable flash memory devices? Explain them briefly. (7 points) Flash Memory Cards, USB Flash Drives, PC Cards/ ExpressCard Modules. • A Flash Memory Card is a small device that is removable via a slot within the computer. Popular forms of Flash Memory Card are the ones used for digital cameras and smart phones. • A USB Flash Drive plugs into plugs directly into the USB port. • A PC Card or Express Card Module is a very thin, and small removable flash memory device. Today it’s used specifically for notebook users to be able to use the wireless Internet. • An ExpressCard module which is a type of PC Card benefits the computer by adding memory, communications, multimedia and security....
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern