Which is not true about point-to-point circuits? point-to-point circuits are dedicated to the use of the two computers. point-to-point circuits are more expensive than multipoint circuits. point-to-point circuits are called dedicated circuits. point-to-point circuits reduce the amount of cable required and use the circuit more efficiently than multipoint circuits. point-to-point circuits are used when the computers generate enough traffic to fill the capacity of the communication circuit.

Consider a byte-addressable computer with 16mb of main memory, a cache capable of storing a total of 64kb of data and block size of 32 bytes. (a) how many bits in the memory address? (b) how many blocks are in the cache? (c) specify the format of the memory address, including names and sizes, when the cache is: 1. direct-mapped 2. 4-way set associative 3. fully associative

Match the following. 1. show grouping of word processing tasks that can be performed quick access toolbar 2. shortcut location for commonly used elements scroll bars 3. organized commands used to modify documents ribbon 4. used to align and measure content in a word screen zoom bar 5. vertical and horizontal bars that are used to navigate through a document contextual tabs 6. displays the name of the document in use ruler 7. allows users to enlarge or shrink a visual of a word document title bar

The managing director of a company sends a christmas greeting to all his employees through the company email. which type of network does he use? he uses an .