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