Answer:
thank you so much!
Explanation:
you seem like such a nice person! have a great weekend!
Answer: False
Explanation:
This means that the mappings between the two schemas may be specified in either one of these languages.In most relational DBMSs today, there is no specific language that performs the role of SDL. Instead, the internal schema is specified by a combination of functions, parameters, and specifications related to storage. These permit the DBA staff to control indexing choices and mapping of data to storage
Below picture is the easiest explanation.
Resistors R1 and R2 are connected in series, whereas R3 and R4 are in parallel.
For the current it means that the current through R1 and R2 is always equal, which is not the case for R3 and R4, there the current splits depending on the R value.
For the voltage it means that the voltage over R3 and R4 is always the same, regardless of the R value.
Answer:
a. A literal dollar sign
.
b. Shell variable syntax.
c. End-of-line anchor for pattern matching.
Explanation:
There are three answers to this question among the given options.
When a regular expression is quoted single, the $ character can act in one of two ways. end of line anchor for pattern matching.Elsewhere it acts as a literal dollar sign.
When a double quoted regular expression is there, the $ character is treated as a shell variable syntax.
I’m not doing too hot
Stressing over school and I doesn’t help that I don’t understand somethings
