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Behavioral Linux Shared & Static Libraries Interview Questions & Answers:

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1. After using the shared library, memory can be done free by calling:
a) dlclose
b) slclose
c) lclose
d) none of the mentioned?

a) dlclose

2. After using the shared library, memory can be done free by calling:
a) dlclose
b) slclose
c) lclose
d) none of the mentioned?

a) dlclose

3. In Linux, the static library has the extension of:
a) .a
b) .b
c) .c
d) .d

a) .a

4. Which option of GCC compiler provides the linking with shared libraries?
a) -lmylib
b) -lib
c) -mylib
d) none of the mentioned

a) -lmylib

5. Shared libraries are linked with the program:
a) at the time of creation of executable
b) at the run time
c) both (a) and (b)
d) none of the mentioned

b) at the run time

6. Which command can be used to update the shared library system?
a) lconfig
b) ldconfig
c) slconfig
d) none of the mentioned

b) ldconfig

7. For a shared library, version number is changed when:
a) changes done in code make the shared library incompatible with the previous version
b) changes done in code does not make the shared library incompatible with the previous version
c) when minor number is changed
d) none of the mentioned

a) changes done in code make the shared library incompatible with the previous version

8. When a program is linked with a shared library:
a) only a small table is created in the executable
b) executable contains the whole content of respective .so file
c) executable contains nothing related with the shared libraries
d) none of the mentioned

a) only a small table is created in the executable

9. In GCC compiler, "-shared" option is given to create the shared library with:
a) source files
b) object files
c) executables
d) none of the mentioned

b) object files

10. In linux, shared library is a:
a) text file
b) binary file
c) device file
d) none of the mentioned

b) binary file

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