小慧 發問時間: 電腦與網際網路程式設計 · 1 0 年前

計算機概論題目尋求解答之1

請大大幫忙解答以下題目

1. _______ is a code usedby the JAVA language to represent charaters . A. Unicode B. EBCDIC C. ASCII D. Extended ASCII

2. In the _______ graph method of representing an image in a computer , the image is decomposed into a combination of curves and lines. A. vector B. quantized C.bitmap D. all of the above

3. The ______ method of integer representation is the most common method to store integers in computer memory . A.unsigned integer B. sign- and-magnitude C. 1's complement D. 2's complement

4. In 2's complement representation with a 5-bit allocation, you get _____when you add 10 to10

A.-11 B.-12 C.-13 D.none of the above

5.The_____ controller features a parallel interface and daisy-chained connection forI/O deviees.

A.USB B.SCSI C.IDE D.FireWire

6._____ is a memory type with capacitors that need to be refreshed periodically.

A.SRAM B.PROM C.DRAM D.EPROM

7.In the _____ method to synchronize the operation of the CPU with an I/O device, a large block of data can be passed from the I/O device to memory directly.

A.DMA B.isolated I/O C.interrupt-driven I/O D.all of the above

8.The ______ layer of the OSI model compresses and decompresses data.

A. data-link B.network C.transport D.presentation

9.The ____ layer of the OSI model ia responsible for source-to-destination delivery of an individual packet.

A.data-link B.network C.transport D.presentation

10.An Internet address in IPv4 consists of ______ bits; whereas the address in IPv6 consists of ______ bits.

A.32;128 B.32;192 C. 48;128 D.48;192

2 個解答

評分
  • 1 0 年前
    最佳解答

    1. A.Unicode

    2. A.vector

    3. D.2's complement

    4. B.-12

    5. D.FireWire(題意接近 IEEE1394[FireWire] 的描述。但是淡藍色認為 USB,SCSI,IDE 也都可以實現 parallel interface 與 daisy-chained)

    6. C.DRAM

    7. A.DMA

    8. D.presentation

    9. C.transport

    10. A.32;128

    參考資料:
  • 1 0 年前

    都是正解,太強了~XD

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