If you see plus signs (+) next to records in Datasheet view, then you know that two or more tables are related.
Answer the following statement true (T) or false (F)
True
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Match each term with the correct statement below.
A. converted a computer's digital signal to an analog signal that was amplified by a transceiver and broadcast through an antenna. B. promotes wireless networking for LANs C. spreads a transmission over one or more adjoining frequencies, using greater bandwidth to transmit the signal. D. device that can optionally attach to a cabled network and that services wireless communications between WNICs and the cabled network. E. characteristic in 802.11 standard that helps wireless devices take interference into account. F. defined by 802.1x to allow only authenticated communications. G. means that transmissions hop among 79 frequencies for each packet that is sent. H. communication method used by the IEEE 802.11R standard. I. transmits the signal between three antennas, one of which is on a satellite in space.
_____ establishes a company-wide strategy for IT resources and specific standards for data, processing, network, and user interface design.?
A. ?Legacy data B. ?Stand-alone computing C. ?Enterprise resource planning (ERP) D. ?Scalability
The height of a tree is the level of the leaf in the longest path from _____.
A. the root B. the root plus 1 C. its farthest descendant D. its father plus 1
In a 2-3 tree, ______.
a) all internal nodes have 2 children b) all internal nodes have 3 children c) all leaves are at the same level d) all nodes have 2 data items