The purpose of the(73)is to provide fully integrated analog services to users.
A.ISDN
B.WWW
C.FTP
D.HTTP
第1题:
Packet switching is a method of slicing(71) messages into parcels called "packets," sending the packets along different communication(72) as they become available, and then reassembling the packets(73) they arrive at their destination. Prior to the development of packet switching, early computer networks used leased, dedicated telephone circuits to(74) with terminals and other computers. In circuit-switched networks such as the telephone system, a complete point-to-point(75) is put together, and then communication can proceed.
A.binary
B.useful
C.digital
D.analog
第2题:
A.INTEGRATED-P4S2,COLLABORATIVE-P4S1ADAPTIVE-P4S3
B.INTEGRATED-P4S1,COLLABORATIVE-P4S2ADAPTIVE-P4S3
C.INTEGRATED-P4S3,COLLABORATIVE-P4S2ADAPTIVE-P4S1
D.INTEGRATED-P4S2,COLLABORATIVE-P4S3ADAPTIVE-P4S1
第3题:
第4题:
Packet switching is a method of slicing __(71)__ messages into parcels called “packets,” sending the packets along different communication __(72)__ as they become available, and then reassembling the packets __(73)__they arrive at their destination. Prior to the development of packet switching, early computer networks used leased, dedicated telephone circuits to __(74)__ with terminals and other computers. In circuit-switched networks such as the telephone system, a complete point-to-point __(75)__ is put together, and then communication can procee
A. binary
B.useful
C.digital
D.analog
第5题:
[A] innate [B] intact [C] integral [D] integrated
第6题:
模拟数字转换器, 英文简称ADC, 英文全称为:
A.Ambulance to Digital Converter
B.Analog-to- Destination Converter
C.Ambulance to Destination Converter
D.Analog-to-Digital Converter