Identify six functions performed by a hub.
What will be an ideal response?
Provide a central unit from which to connect multiple nodes into one network.
Permit large numbers of computers to be connected on single or multiple LANs.
Provide multiprotocol services, such as Ethernet-to-FDDI connectivity.
Consolidate the network backbone.
Provide connections for several different media types (for example, coax, twisted pair, or fiber optic).
Enable centralized network management and design.
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As it did with many technologies, World War II greatly influenced the development of computers? In what ways did the war effort contribute to the evolution of computer technology? In what ways did the need for secrecy during the war hinder computer development?
What will be an ideal response?
A user can close the existing database and leave Access open to continue working on another database by clicking Close from the ________ tab
A) File B) Database Tools C) Home D) Design
Give an OQL query that returns the names of all spouses of all grandchildren of the person with SSN 123-45-6789 in the Person de?nition given in Section 14.5.1
What will be an ideal response?
When a computer first initializes, the system BIOS performs a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).