NSI Flashcards

(37 cards)

1
Q

Complexite dichotomie

A

log2(n)

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2
Q

Complex tri fusion

A

nlog(n)

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3
Q

Complex tri insertion

A

n^2

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4
Q

Complex tri selection

A

n^2

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5
Q

Complex tri rapide

A

nlog(n)

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6
Q

Dichotomie

A

moyenne et on regarde si < ou >

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7
Q

tri fusion

A

separas la lista y la vuelves a juntar ordenada es como un arbol

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8
Q

Tri insertion

A

compara td la lista (el ams intuitivo)

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9
Q

Tri selection

A

encontrar min o max

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10
Q

Parcours en largeur

A

en S

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11
Q

Parcours en profondeur

A

prefixe infixe et sufixe

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12
Q

Recherche en arbre si trié

A

log2(n)

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13
Q

Recherche en arbre non trié

A

n

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14
Q

Un processus informatique peut être

A

elu, pret ou bloqué

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15
Q

Que arrete un processus

A

kill

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16
Q

ACID

A

Atomicité, Consistency, Isolation, Durability

17
Q

Juntar dos base de données

A

JOIN (ñableau as ñ) ON t.attribut = ñ.attribut

18
Q

meter elementos a una base de d

A

INSERT INTO (tableau(algo,algo,algo)) VALUES (algo,algo,algo)

19
Q

cambiar un elemento

A

UPDATE tableau
SET (attribut = …) WHERE (condition)

20
Q

cle primaire

21
Q

cle etrangere

22
Q

texte fixe de t characteres

23
Q

Texte de t caractères variables

24
Q

Texte sans caractères máx

25
Nombre entier
INT
26
sejour
depuis quil arrive jusqua quil part
27
attente
depuis quil arrive jusqua quil commence
28
c'est quoi un processus
ensemble d'instructions
29
quest qu masque
um masque de sous reseaux peut etre de dif longeurs et tous les ip des machines de ce reseau doivent avoir un orefixe commun
30
ram
random access memory
31
rom
read only memory
32
giga bits et megabits
10^9 10^6
33
avec n bits on peut avoir
2^n adresses
34
IPv4 IPv6 adresses
2^32 2^128
35
siempre en machines 256-2 el 0 y el 256 no se utiliza
ns
36
comment revenir en arriere en terminal
37
code xor c'est quoi
cle privé compartida desde antes