Quiz — ctrl220809hi.pdf

Question 1 sur 10 20:00

[{"id":43465,"question":"Quelle instruction permet de sortir d'une boucle en langage C ?","option_a":"break","option_b":"continue","option_c":"exit","option_d":"return","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'instruction \u003Cstrong\u003Ebreak\u003C\/strong\u003E permet de sortir immédiatement d'une boucle (for, while ou do...while) ou d'un switch.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"break\", \"b\": \"continue\", \"c\": \"exit\", \"d\": \"return\"}}","_debug_options_count":4},{"id":43466,"question":"La fonction printf() en C permet d'afficher des données à l'écran.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La fonction \u003Cstrong\u003Eprintf()\u003C\/strong\u003E est utilisée pour afficher des données formatées à l'écran en langage C.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":43467,"question":"Quel opérateur est utilisé pour comparer deux valeurs en C ?","option_a":"=","option_b":"==","option_c":"===","option_d":"!=","option_e":"","option_f":"","bonne_reponse":"b","explication":"L'opérateur \u003Cstrong\u003E==\u003C\/strong\u003E permet de comparer deux valeurs et retourne vrai si elles sont égales.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"=\", \"b\": \"==\", \"c\": \"===\", \"d\": \"!=\"}}","_debug_options_count":4},{"id":43468,"question":"La récursivité consiste à appeler une fonction depuis elle-même.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La récursivité est une technique où une fonction s'appelle elle-même pour résoudre un problème.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":43469,"question":"Quel mot-clé est utilisé pour déclarer une constante en C ?","option_a":"const","option_b":"static","option_c":"define","option_d":"constant","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le mot-clé \u003Cstrong\u003Econst\u003C\/strong\u003E permet de déclarer une variable comme constante (non modifiable).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"const\", \"b\": \"static\", \"c\": \"define\", \"d\": \"constant\"}}","_debug_options_count":4},{"id":43470,"question":"La fonction scanf() permet de lire des données depuis l'entrée standard.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La fonction \u003Cstrong\u003Escanf()\u003C\/strong\u003E est utilisée pour lire des données saisies par l'utilisateur en langage C.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":43471,"question":"Quel est le rôle de l'opérateur % en C ?","option_a":"Addition","option_b":"Multiplication","option_c":"Modulo (reste de division)","option_d":"Division entière","option_e":"","option_f":"","bonne_reponse":"c","explication":"L'opérateur \u003Cstrong\u003E%\u003C\/strong\u003E retourne le reste de la division entière entre deux nombres.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Addition\", \"b\": \"Multiplication\", \"c\": \"Modulo (reste de division","_debug_options_count":4},{"id":43472,"question":"Une variable déclarée dans une fonction est-elle accessible dans une autre fonction ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Une variable déclarée dans une fonction est locale à cette fonction et n'est pas accessible depuis une autre fonction.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":43473,"question":"Quel est le type de données utilisé pour stocker un caractère en C ?","option_a":"int","option_b":"char","option_c":"float","option_d":"double","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le type \u003Cstrong\u003Echar\u003C\/strong\u003E est utilisé pour stocker un seul caractère en langage C.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"int\", \"b\": \"char\", \"c\": \"float\", \"d\": \"double\"}}","_debug_options_count":4},{"id":43474,"question":"La boucle do...while s'exécute au moins une fois, même si la condition est fausse.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La boucle \u003Cstrong\u003Edo...while\u003C\/strong\u003E exécute d'abord le bloc d'instructions avant de vérifier la condition.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4}]