Question
a.
True
b.
False
c.
May be
d.
Can't say
Posted under UNIX
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. Suppose ABD_DIR is a local variable. Then it will be accessible to the child process.
Similar Questions
Discover Related MCQs
Q. ____ command is used to display the environment variables only.
View solution
Q. Which symbol is used for setting the PS1 prompt to show the current event number?
View solution
Q. set command by default displays the variables in the current shell.
View solution
Q. Which one of the following keyword is used with the set command to avoid overwrite existing file?
View solution
Q. To prevent accident logging out, we can use ____ as a keyword with the set command.
View solution
Q. Which of the following features of UNIX may be used for inter process communication?
View solution
Q. In a system, if 5 people are currently using the vi editor. then the number of corresponding processes will be
View solution
Q. The command echo welcome > /dev / tty
View solution
Q. dev/null
View solution
Q. The advantage of binary files over text files is that
View solution
Q. The permission bits of a file noname, can be set to _rws_ _x_ _x by the command.
View solution
Q. /bin/passwd has the user execution permission set to 's' because
View solution
Q. If one doesn't want anyone else to read or write to a file named datfile, except through a program in a file filex , then he may use
View solution
Q. Writing a C program that accepts input from keyboard, rather than from a file is advantageous because
View solution
Q. Which of the following string functions can be used to find the last occurrence of a given character in a given string?
View solution
Q. Consider the program:
main ( )
{
printf("He arose a victor from\n");
system ("date") ;
printf("the dark domain");
}
If a.out is the executable code corresponding to the above source code, then the command a.out > out f
View solution
Q. The default permission bits of a file when it is created for the first time, is controlled by
View solution
Q. Let x.c be a C source code. The command cc x.c > y
View solution
Q. A file x is created with the following contents
echo today is:
date
If you type x.then
View solution
Q. Shell script is preferable to other forms of programming because it
View solution
Suggested Topics
Are you eager to expand your knowledge beyond UNIX? We've curated a selection of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!