Quiz Codifica Immagini-Audio
Authored by Cinzia Giordano
Other
12th Grade
Used 6+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La codifica RGB prevede per ogni pixel 24 bit
Vero
Falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa rappresenta ogni cella in una griglia di un'immagine in bianco e nero?
Un colore
Un bit
Un pixel
Un byte
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rappresenta il numero di bit necessari per codificare ciascun pixel
Risoluzione
Dimensione
Profondità
Formato
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale formato supporta un massimo di 256 colori?
BMP
GIF
JPEG
PNG
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è il numero totale di colori distinti che possono essere rappresentati con 8 bit per ogni colore primario nel modello RGB?
256
16
16777216
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale tecnica di compressione è ideale per immagini fotografiche?
BMP
JPEG
GIF
PNG
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa indica la risoluzione di un'immagine?
La profondità dell'immagine
La dimensione del file
Il numero di pixel
Il numero di colori
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