Answer:
Replace the printhead is the correct answer.
Explanation:
Because in the following statement, that person is from the department of the accounting then, he call the technician regarding the problem occurs in the printer which is dot-matrix printer and when he examined the dot-matrix printer and replace the printhead because when he print any document then, he finds that some letters have missing from the page.
Answer:
3.WDM
Explanation:
WDM ( wavelength division multiplexing ) involves signals composed of light beams WDM is used in communication where fibers are used it is used for multiplexing of number of carrier signals which are made of optical fibers by using different wavelength of laser light it has different wavelength so this WDM is used for signals composed of light beams it has property of multiplexing of signal
Answer:
A. The parent-teacher orginization keeps a log of cookies sales to raise money for the elementary school.
Explanation:
Answer: True
Explanation: For loop is used in the C++ programming is defined as the statement that defines about the flow control .This loop works under some condition that is considered.
For loop is evaluated to execute for one time if the statement condition is true but there are also chances of no execution at all because of the incorrect condition. So, for loop might not run even once in that condition.Thus , the statement given is true.