NOS 120 Final Chap sol 6-10 Questions and Answers
A new programmer whom you are training is writing a C program and he wants to
place comment lines in
the program. Which of the following characters should be used at the beginning
and end of the comments? ✔✔Use /* at the beginning of the comments and */ at
the end.
You've written a C program, but are now getting an error message about the use
of standard input and
output statements when you compile the program. Which of the following might
be the cause? ✔✔You omitted the preprocessor directive for the file stdio.h
Which of the following is in the proper format for a character constant? ✔✔'C'
and 'c'
Which of the following are performed by functions in the C library? ✔✔a. screen
operations, b. memory allocation operations, c. file operations, and d. math
operations
A daemon is a _ ✔✔specialized system process that runs in the background
A colleague of yours is just learning to use the C compiler in Linux. When she tries
to compile a program
,called firststart.c using gcc firststart.c she is expecting the executable file to have
the name firststart, but
there is no firststart file. What is the executable file's name? ✔✔a.out
You have written a C program using the variables num, enum, sum, and long.
When you compile the
program you get an error message about using a variable the compiler finds
unacceptable. Which of the
following is likely to be the problem? ✔✔enum and long are keywords and cannot
be used as variables
Which of the following are examples of data types in the C language? ✔✔int,
double, float
Which of the following is the right way to use the string constant, Enter your ID:,
in the C language? ✔✔"Enter your ID:"
Which of the following functions must be in a C program? ✔✔main()
Which of the following statements enables you to print File updated on the screen
when a C++ program is
finished? ✔✔cout << "File updated.\n";
, Which of the following are important characteristics of C++ programming?
✔✔object-oriented programming and c. use of classes for specialized
programming needs
Your program to calculate values in physics requires working with positive and
negative whole numbers
between -14,242 and 12,528. What data types would you use to work with these
numbers in a C program? ✔✔short int
In your C program, you want to use a while loop and decrement the value,
counter, each time the program
goes through the while loop. Which of the following operators enables you to
decrement the value in
counter? ✔✔counter--;
Which of the following functions is used to open a file in the C language?
✔✔fopen()
What started as a simple C program has now turned into several program modules
as you have refined it
over the past several months. The problem is that now you do not always
remember which modules you
have changed at what time. What should you do? ✔✔Use the make utility and
create makefiles.
A new programmer whom you are training is writing a C program and he wants to
place comment lines in
the program. Which of the following characters should be used at the beginning
and end of the comments? ✔✔Use /* at the beginning of the comments and */ at
the end.
You've written a C program, but are now getting an error message about the use
of standard input and
output statements when you compile the program. Which of the following might
be the cause? ✔✔You omitted the preprocessor directive for the file stdio.h
Which of the following is in the proper format for a character constant? ✔✔'C'
and 'c'
Which of the following are performed by functions in the C library? ✔✔a. screen
operations, b. memory allocation operations, c. file operations, and d. math
operations
A daemon is a _ ✔✔specialized system process that runs in the background
A colleague of yours is just learning to use the C compiler in Linux. When she tries
to compile a program
,called firststart.c using gcc firststart.c she is expecting the executable file to have
the name firststart, but
there is no firststart file. What is the executable file's name? ✔✔a.out
You have written a C program using the variables num, enum, sum, and long.
When you compile the
program you get an error message about using a variable the compiler finds
unacceptable. Which of the
following is likely to be the problem? ✔✔enum and long are keywords and cannot
be used as variables
Which of the following are examples of data types in the C language? ✔✔int,
double, float
Which of the following is the right way to use the string constant, Enter your ID:,
in the C language? ✔✔"Enter your ID:"
Which of the following functions must be in a C program? ✔✔main()
Which of the following statements enables you to print File updated on the screen
when a C++ program is
finished? ✔✔cout << "File updated.\n";
, Which of the following are important characteristics of C++ programming?
✔✔object-oriented programming and c. use of classes for specialized
programming needs
Your program to calculate values in physics requires working with positive and
negative whole numbers
between -14,242 and 12,528. What data types would you use to work with these
numbers in a C program? ✔✔short int
In your C program, you want to use a while loop and decrement the value,
counter, each time the program
goes through the while loop. Which of the following operators enables you to
decrement the value in
counter? ✔✔counter--;
Which of the following functions is used to open a file in the C language?
✔✔fopen()
What started as a simple C program has now turned into several program modules
as you have refined it
over the past several months. The problem is that now you do not always
remember which modules you
have changed at what time. What should you do? ✔✔Use the make utility and
create makefiles.
