Options: a. Reports can be used to retrieve data from tables and calculate
b. Queries can be printed in well formatted manner and presented as the information
c. Queries can include calculated fields that do not exist in table
d. Reports and forms are similar but forms are use to print but reports to display on screen only
Options: a single program is processed by two or more CPUs, two or more programs are stored concurrently in primary storage, only the active pages of a program are stored in primary storage, interprogram interference may occur
Options: decides which program to run, counts the number of instructions that have been executed, contains the address of the next instruction to be executed, is where arithmetic is done in a computer.
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.
Options: Network collisions occur, Repeaters cannot increase the signal strength sufficiently, Cable terminators do not reflect the signal properly, Cable terminators do not absorb the signal properly