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Examen & Soluiton _ Informatique I _ (4 exercices) Contient : fonctions - logigramme - schéma logique - algorithmes ..... CA$4.18   Add to cart
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Examen & Soluiton _ Informatique I _ (4 exercices) Contient : fonctions - logigramme - schéma logique - algorithmes .....

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  • Informatique 1
  • Institution
  • Ecole Nationale Polytechnique

Examen & Soluiton _ Informatique I _ (4 exercices) Contient : fonctions - logigramme - schéma logique - algorithmes .....

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  • March 29, 2024
  • 6
  • 2020/2021
  • Exam (elaborations)
  • Questions & answers

Subjects

  • informatique 1
  • algorithmes
  • logigramme

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  • Ecole Nationale polytechnique
  • Informatique 1
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' : Ecole Nationale Polytechnique Malek Bennabi Constantine (ENPC)
- -
Classe préparatoir e I 1 er e année/ Informatique/ UEM I II 2020 -2021




Examen Informatique I (lh 30)


Exercice 1: (4points)

l. Déterminer la base B tel que :



a) 55trol : 671æ4


b) 2\ro1: 16 rs)


2. Déterminer le nombre X tel que :


L/
l0ll0
(X)z

I 0 1r I l lcàz
NB : Il faut impérativement indiquer la méthode utilisee ainsi que les résultats.


Exercice2: (6points)
Considérer la table de Karnaugh suivante :




A.B
-
00 0t ll l0
à\
0 1 I I I
I I 1




l. Générer la fonction (Somme de produit) qui a permet d'aboutir à cette table.


2. Simplifier algébriquement la fonction génerée.

L

, .'
.a
'




3. Déduire la fonction F à partir du logigramme suivant :




4. Optimiser (simplifier) Ie schéma logique de la fonction.F.
r\
Exercice3: (6points)
Ecrire une fonction qui permet de retourner le nombre d'occurrence du caractère "n" dans la
phrase : < Bonjour, je m'appelle Ammar Noureddine. >

On suppose que la phrase est dans une matrice Mat:

Mat
B o n i o u
r i e m
a p p e I I
e A m m a r
N o u r e d
d I n e 1
Exercice4:(4points)
Ecrire un algorithme qui permet de calculer et d'afficher le nombre d'occurrence du caractère "n"
et "m" dans la Matrice Mat.




Bonne chance.
2

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