
Java Script podstawy
Quiz
•
Computers
•
1st - 5th Grade
•
Practice Problem
•
Medium
Ewa Brzycka
Used 43+ times
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Instrukcja pozwalająca wyświetlać tekst:
write (tekst);
write("tekst");
document.write("tekst");
document.write(tekst);
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Okno informacyjne w JS to:
alert("Uwaga awaria systemu");
confirm("Uwaga awaria systemu");
prompt("Uwaga awaria systemu");
writeln("Uwaga awaria systemu");
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Jaka sekwencja pozwala przejść do nowej linii
\b
\n
\r
\f
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Undefined określa wartość
pustą
niezdefiniowaną
obiektową
logiczną
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Operator % oznacza :
dzielenie
dzielenie całkowite
resztę z dzielenia
negację zmiennej
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
parseInt ()
próbuje zwrócić liczbę całkowitą typu integer o podanej podstawie.
próbuje zwrócić liczbę rzeczywistą typu float o podanej podstawie.
zamienia liczbę całkowitą na ciąg znaków
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Jaki będzie wynik:
var k = parseInt("0x10");
document.write("<br> wynik= "+ k);
8
10
16
NaN
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