GCC Compiler MCQ

Test your knowledge with important GCC Compiler MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more GCC Compiler MCQs at Bissoy

• The COFF stands for
  ক

  common object file format

  খ

  combined operation for file formats

  গ

  combined object file format

  ঘ

  none of the mentioned
• The assmebly code generated depends upon the
  ক

  processor archietecture

  খ

  ram size

  গ

  both processor archietecture and RAM size

  ঘ

  none of the mentioned
• Preprocessed files are given the file extension _____ for c++ programs.
  ক

  .i

  খ

  .ii

  গ

  .iii

  ঘ

  none of the mentioned
• Which compilation step makes sure that all the undefined symbols in the code are resolved.
  ক

  linking

  খ

  compiling

  গ

  preporcessing

  ঘ

  none of the mentioned
• In the preprocessing stage of compilation
  ক

  header files are actually expanded and included in the source code of the program

  খ

  macros are replaced by their respective values

  গ

  all the comments are stripped off

  ঘ

  all of the mentioned
• Command line parameters are passed by the
  ক

  preprocessor

  খ

  assembler

  গ

  compiler

  ঘ

  linker
• The lines in our code that begin with the “#” character are
  ক

  preprocessor directives

  খ

  macros

  গ

  header files

  ঘ

  none of the mentioned
• The a.out file is in the
  ক

  ELF format

  খ

  EXE format

  গ

  Both EXE and ELF format

  ঘ

  None of the mentioned
• The preprocessor creates the file with extension
  ক

  .a

  খ

  .i

  গ

  .s

  ঘ

  .o
• The macros specifies in source code are expanded by
  ক

  preprocessor

  খ

  assembler

  গ

  compiler

  ঘ

  linker
• If we do not specify the executable file name at the compilation time in GCC, then in linux the compiler creates executable named as
  ক

  a.out

  খ

  a.exe

  গ

  x.out

  ঘ

  x.exe
• The object file contains the
  ক

  assembly code

  খ

  machine code

  গ

  modified source code

  ঘ

  none of the mentioned
• If sanfoundry.c is compiled with GCC, then the sanfoundry.s file will contain the
  ক

  assembly code

  খ

  machine code

  গ

  preprocessed code

  ঘ

  expanded source code
• What is the role of linker in the compilation process?
  ক

  linker links the object code with the library code

  খ

  linker converts machine code into executable machine code

  গ

  linker generates an executable file

  ঘ

  all of the mentioned
• The assembly code is converted into the machine code by
  ক

  compiler

  খ

  assembler

  গ

  linker

  ঘ

  none of the mentioned
• The compiler converts
  ক

  assembly code into machine code

  খ

  preprocessed source code into assembly code

  গ

  machine code into assembly code

  ঘ

  none of the mentioned
• The preprocessor removes the _______ from the source code.
  ক

  comments

  খ

  header files

  গ

  both comments and header files

  ঘ

  none of the mentioned
• The correct sequence of GCC compilation process is
  ক

  preprocessing -> compilation -> assemble -> linking

  খ

  assemble -> preprocessing -> compilation -> linking

  গ

  preprocessing -> assemble -> compilation -> linking

  ঘ

  none of the mentioned
• Which gcc option reports the cpu time taken by each subprocess in the compilation sequence?
  ক

  -time

  খ

  -cpu

  গ

  -process

  ঘ

  none of the mentioned
• Which option of the gcc is used to warn is padding is included in structure?
  ক

  -Wpadded

  খ

  -Wpad

  গ

  -Wpadding

  ঘ

  None of the mentioned
• The command line options of gcc can also be read from a file with
  ক

  @

  খ

  $

  গ

  #

  ঘ

  none of the mentioned
• The gcc option -Wunused warns when a _____ variable is unused aside from its declaration.
  ক

  variable

  খ

  function

  গ

  macro

  ঘ

  none of the mentioned
• Pipes are used rather than temporary files for communication between the various stages of compilation in gcc when
  ক

  -pipe option is used

  খ

  -temp option is used

  গ

  –disable -temp option is used

  ঘ

  none of the mentioned
• Which gcc option undefines a preprocessor macro?
  ক

  -U

  খ

  -u

  গ

  -undefine

  ঘ

  none of the mentioned
• The -Wextra option of gcc
  ক

  is same as -w option

  খ

  does not exist

  গ

  enables extra warning messages

  ঘ

  none of the mentioned
• Which option of gcc makes the compiler print out each function name as it is compiled, and print some statistics about each pass when it finishes?
  ক

  -p

  খ

  -P

  গ

  -q

  ঘ

  -Q
• The command “cpp sanfoundry.c > sanfoundry.i” will
  ক

  create the expanded source code file sanfoudry.i for the source code file sanfoundry.c

  খ

  append the content of the sanfoundry.c into sanfoundry.i

  গ

  give an error

  ঘ

  none of the mentioned
• Which option of gcc looks in the provided directory for library files?
  ক

  -l

  খ

  -L

  গ

  -link

  ঘ

  none of the mentioned
• Which option of gcc links with a library file?
  ক

  -l

  খ

  -L

  গ

  -link

  ঘ

  none of the mentioned
• The -shared option of gcc generates shared ______ for shared library.
  ক

  object file

  খ

  preprocessed file

  গ

  source file

  ঘ

  none of the mentioned