Answer:
Explanation:
A null pointer is pointing to nothing, if we can detect if a pointer is null, we can use an "IF" because a null pointer always going to be false, a null pointer even can block an application, because is a result of undefined behavior, it can even cause problems because the compiler can’t tell whether we mean a null pointer or the integer 0, there is a confusion in this kind of pointers.
Answer:
Content.
Explanation:
With the convenience of the Web, copying skills of resumes models is not unusual among people that create themselves seem quite appealing to such a recruiter. Understanding this, Ed developed a check to examine whether that person's job skills are about what's on the form.
He is checking the validity of the content because It relates to that of the extent that the products on such a survey seem to be extremely determinative of the whole domain to be measured by the study.
Along with an IP address, a subnet mask, and a name server, the other thing required for a computer to operate on a network is a primary gateway. The primary gateway acts as an access point which forwards information to another network or the internet.
Videoconferencing, as most people use that. <span />
