課程名稱︰計算機概論
課程性質︰資工系必修
課程教師︰周承復
開課系所︰資工系
考試時間：Nov 6 2006
是否需發放獎勵金：發一下好了
（如未明確表示，則不予發放）
試題 :
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1.(10%) Solve the following problems by translating the value into two's
complement notation (using pattern of 8 bits, e.g. 1 ->(00000001) ),
10 2
converting any substraction problem to an equivalent addition problem, and
performing that addition.
a.57+13
b.73-57
2.(10%) Solve the following problems by translating the value into one's
complement notation (using pattern of 8 bits, e.g. 1 ->(00000001) ),
10 2
converting any substraction problem to an equivalent addition problem, and
performing that addition.
3. Please define, explain (if possible, give an illustrative example), and
state the relation between (e.g., give the advantages and disadvantages) those
two terns in each sub-problem:
(a.)(5%)FTP and P2P services.
(b.)(5%)the machine cycles and the information processing cycles.
(c.)(5%)the data bus, the address bus, and the external bus.
(d.)(5%)RISC anf CISC.
4.(5%)When you need to buy a monitor, please explain what four important
factors are.
5.(10%)List four types of computers that are designed for use by
organizations, and are commonly used by multiple people at the same time.
6.(10%)When the performance of a PC's hard disk slows down, please list 4
possible ways to improve the performance of a computer's hard disk.
7.(15%)If Peter would like to read a file (from the CD-ROM), which is his
1500-page novel with 3000 characters in each page, by using a 24x CD-ROM
drive, and the seek time of CD-ROM is uniformly distributed from 100ms to
300ms.
a. In the best case, how long does it take to finish reading the file?
b. In the worst case, how long does it take to finish writing the file?
c. In the average case, how long does it take to finish reading the file?
8.(20%) True/False (if False, give the reason for why)
a. A flash memory drive is an example of a magnetic storage drive.
b. Pixels are phosphor dots that glow when an electron beam strikes them.
c. A track is a logic method for managing the storage of data on a disk's
surface.
d. A dot matrix printer creates an image by using a print head.
e. The computer can move data and instructions between storage and memory, as
needed, in a process called pipelining.
f. The sound recognition is the process of converting analog sounds into code
a computer can use.
g. The common keyboard arrangement is called the QEWTRY layout.
h. Every Web Page has a unique address, called a hyperlink.
i. The first point-and-click Web browser was named Moselle.
j. A complete computer system refers to the combination of hardware, software,
data, and people.
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