Options: A)for relatively permanent collections of data
b.for the size of the structure and the data in the structure are constantly changing
c.for both of above situation
d.for none of above situation
A homogenous distributed database is which of the following?
Options: The same DBMS is used at each location and data are not distributed across all nodes., The same DBMS is used at each location and data are distributed across all nodes., A different DBMS is used at each location and data are not distributed across all nodes., A different DBMS is used at each location and data are distributed across all nodes.
Options: a. for relatively permanent collections of data
b. for the size of the structure and the data in the structure are constantly changing
c. for both of above situation
d. for none of above situation
Options: is a hardware memory device which denotes the location of the current instruction being executed., is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory., contains the address of the memory location that is to be read from or stored into., contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
Options: A sequence is an object that generates a sequential series of unique numbers., Sequences are most often used to provide values for surrogate keys., NextVal and CurrVal are both sequence methods., Sequences guarantee valid surrogate key values.
Options: it is impossible to write a control program for a machine in any other logic, it is the best industrial control language ever developed., most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use, All of the above
Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model?