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Makefile

Home Operating System Linux Makefile

“Linux Makefile frequently Asked Questions by expert members with experience in Makefile. These questions and answers will help you strengthen your technical skills, prepare for the new job test and quickly revise the concepts”

56 Makefile Questions And Answers

21⟩ A user does a chmod operation on a file. Which of the following is true? a) The last accessed time of the file is updated b) The last modification time of the file is updated c) The last change time of the file is updated d) None of the above

c) The last change time of the file is updated

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22⟩ The permission -rwxr-sr- represented in octal expression will be a) 0777 b) 2766 c) 2744 d) 2754

d) 2754

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23⟩ If we want to execute the make-file by just giving the "make" command, make-file should be named as a) Make-file b) makefile c) MAKEFILE d) none of the mentioned

a) Makefile

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24⟩ If the umask value is 0002. What will be the permissions of new directory a) 777 b) 775 c) 774 d) 664

b) 775

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25⟩ In make-file the comment begins with the character a) $ b) # c) /* d) none of the mentioned

b) #

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26⟩ Running "make" command without the arguments starts the target ____ in the makefile. a) ".phony" b) "clean" c) first d) none of the mentioned

c) first

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27⟩ Which one of the following can be used to specify the directory to search the dependencies and target files? a) VPATH b) CPATH c) FPATH d) none of the mentioned

a) VPATH

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28⟩ Macros for the make-file can be defined in a) makefile b) command line c) both (a) and (b) d) none of the mentioned

c) both (a) and (b)

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29⟩ Which one of the following is used for the target file-name in the make-file? a) $@ b) $* c) $? d) none of the mentioned

a) $@

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30⟩ In the make-file the target and dependencies are separated by the character a) - b) c) / d) none of the mentioned

b) :

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31⟩ Which one of the following is not a valid makefile directive? a) if b) elif c) endif d) none of the mentioned

d) none of the mentioned

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32⟩ When a target of makefile fails to execute a) make does not executes any other target dependent on it b) it returns a status c) both (a) and (b) d) none of the mentioned

c) both (a) and (b)

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33⟩ What is makefile? a) makefile describes to the make command that how to compile the program b) makefile contains various statements related with the compilation of target c) both (a) and (b) d) none of the mentioned

a) makefile describes to the make command that how to compile the program

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34⟩ What is phony target in the makefile? a) the target which is not a filename b) the target which is a filename c) the target which does not used for compilation d) none of the mentioned

a) the target which is not a filename

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35⟩ The makefile starts executing from a) first target b) first target whose name starts with "." c) first target whose name does not starts with "." d) none of the mentioned

c) first target whose name does not starts with "."

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36⟩ Which one of the following provides all dependencies in the makefile? a) $^ b) $* c) $ d) none of the mentioned

a) $^

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37⟩ The command "make google" will a) create the executable if google.c file is present in the current directory b) create the object file named as google.o c) give an error d) none of the mentioned

a) create the executable if google.c file is present in the current directory

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38⟩ If our makefile is named as "google", then which one of the following command will compile the code with this makefile a) make -a google b) make -f google c) make sanfoudry d) make

b) make -f google

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39⟩ If we want to get the exit status that specified targets are up to date or not, we have to execute the make command with option a) -q b) -r c) -s d) -t

a) -q

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40⟩ Which option of make command print the commands that would be executed, but do not execute them? a) -m b) -n c) -o c) -p

b) -n

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