Answer:
False.
Explanation:
When we declare a variable as reference type we have to initialize that variable otherwise the compiler will give error that the reference variable is not initialized.You also cannot initialize the variable Foo& with NULL value because it is a reference variable and we have to initialize it.
On the other there is no need to initialize the variable Foo * since it is a pointer it can also store NULL value.
So the answer is only Foo* can store NULL value not Foo &.
Answer:
Explanation:
The following program is written in Javascript. It creates a prompt that asks the user for his/her name and saves it in a variable called userName. Then it uses that variable to welcome the user. A test case is shown in the images below with the desired output.
let userName = prompt("Enter Your Name")
alert(`Hello ${userName}`)
Answer:
See explanation
Explanation:
Word documents are mainly for typing papers and documents. This is useful for writing a report or making a book.
Excel is for writing spreadsheets and doing math equations within the program. This is useful for having budget calculators and math equations.
Hope this helped!
Answer:
a problem that can be solved in a methodical manner
a problem solved with well-defined steps
Answer:
more /var/log/auth.log
less /var/log/auth.log
Explanation:
The commands that can be used to view the content of the auth.log file page by page are:
more /var/log/auth.log
less /var/log/auth.log