Computer Operating Systems

Urban Voice -- Instructor: Lenny Bailes

Day 28 Agenda

    1.   Hand back/review Chapter 5 Quiz on Motherboards

    2. Check homework: day 26 and day 27 fill-ins, ch. 7 questions 1-8

        Here's a link to more information on different types of RAM. (You'll need to create
        a free user account at Informit, to access this page at home.)

    3. Hexadecimal notation

    4. Floppy Disks (Chapter 7)

    a)   There are four common storage sizes for floppy disks:

           ______        ______      _______    _______ + one extra-high size _______.

    b)  The storage size is determined by two factors, the number of ____ per side and

         the number of ________ per ________.

    c)  A floppy disk is actually a piece of _____________, coated with ________.

         Data on a ____________ disk has more magnetic strength than density on a

         ______________ disk.

    d)  Each side of a 3-1/2 inch high-density floppy disk has _______ tracks and _____

          sectors per track, for a total of ______  sectors.   Since there are ____ sectors

          per cluster and two sides, the total number of clusters on the drive is ________.

    e)    Since each cluster holds ____ bytes, the total number of bytes the high-density

            floppy can hold is _____ bytes or ______ kilobytes.

    5. Lab Work

    a)   Finish Day 25 agenda fill-ins for User Manual lab.
        b)   Finish Meyers labs 2.1 and 2.3 on removing/reinstalling CPU fan and CPU
        c)   Begin working on DOS Boot Disk Exercise #2.




    Have Day 28 Agenda fill-in and Ch. 7, questions 1-7 ready for inspection.

    Complete fill-ins on hexadecimal exercise shee

    Review A+ in Depth, Chapter 7 on Floppy Drives, p. 279-293. Review vocabulary
    key terms on p. 302 and write out answers (or flash cards) to questions 1-10 on p. 302-303



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