Options: One or more conductors that serve as a common connection for a related group of devices, a continuous frequency capable of being modulated or impressed with a second signal, the condition when two or more sections attempt to use the same channel at the same time, a collection of interconnected functional units that provides a data communications service among stations attached to the network
Which of the following is not true of immediate processing?
Options: It is often used in real-time applications, It can occur with either sequential of direct-access files, It can be used in an airline-reservation system, Transactions are processed shortly after a real-world event occurs
Options: a. Clicking the upper-left cell in a group of cells and then pressing the Shift key while clicking the lower right cell in a group of cells b. Pressing the Ctrl key while dragging over the desired cells c. Pressing the Shift key and an arrow key d. Dragging over the desired cells
Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row., Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column., Three rows have the values Brown, NULL, and Blue in the same column., One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.
The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?
Options: RAM should be erased and the router restarted., Flash should be erased and the router restarted., NVRAM should be erased and the router restarted., The new configuration should be entered and saved.