4.r - Mali kriptografi
Authored by Vedran Vađunec
Science, Computers
1st - 5th Grade
Used 19+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Kriptografija je znanost koja se bavi proučavanjem...
pisanja pisma.
načina sigurne komunikacije.
brzog protoka podataka.
izrade slika.
2.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
Kriptirane poruka sadrže simbole koji uvijek moraju imati smisla da bi ih svatko mogao razumjeti.
TOČNO
NETOČNO
3.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
Zbog čega se neke poruke kriptiraju?
Da bi ih svatko mogao razumjeti
Da bi bile skrivene.
Da ih svatko može dijeliti
Da ih možemo mijenjati.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tko smije i mora znati ključ po kojemu se poruka kriptira, a zatim dekriptira?
Pošiljatelj i primatelj
Samo jedno računalo.
Haker
Ključevi su svima poznati.
5.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
Simboli Morseove abecede sastoje se od niza:
dugih i kratkih znakova
kvadratića
kružića
trokuta
6.
MULTIPLE CHOICE QUESTION
0 sec • 1 pt
Dektriptiranje je obrnuti postupak od kriptiranja.
TOČNO
NETOČNO
7.
FILL IN THE BLANK QUESTION
0 sec • 1 pt
Cezarovom šifrom s pomakom 2 u desno šifriraj riječ: AUTO
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