Największa nieujemna liczba zapisana na 5 bitach w kodzie U2, wynosi

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Quiz
•
Arts
•
1st - 5th Grade
•
Easy
Jakub Kołyska
Used 20+ times
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
15
31
63
64
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Komputer, który wyniki obliczeń zaokrągla do 4 cyfr znaczących przedstawi iloczy 66.666x33.333 jako
2220
2221
2221.1778
2222
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Liczba rzeczywista x nie jest reprezentowana dokładnie w arytmetyce pojedynczej
precyzji. Błąd względny reprezentacji tej liczby (dla zaokrąglania): |rd(x) - x|/|x| jest
mniejszy lub równy
2^−23
2^-24
2^-8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Który z wielomianów interpoluje zbiór punktów:{(0,−2),(1,1),(2,6)}
A)y = x^2 +x - 1
B)y = x^2 + 2x - 2
C)y = 2x^2 + 6x - 3
D)y = 3x^2 + 3x -3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Niech x1 = 2.31+/- 0.02 i x2 = 1.42 +/-0.03. Wtedy :
A)x1 - x2 = 0.89 +/- 0.05
B)x1 - x2 = 0.89 +/-0.01
C)x1 + x2 = 3.74 +/- 0.01
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Norma macierzy A = [1 3 -1; 4 0 -4; 0 -2 5] wynosi:
A) Ainf = 3
B) Ainf = 8
C) A1 = 9
D) A1 = 5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Całkę (granice od 2 do 4) (2^x - 3x^2)dx oszacowano metodą parabol dla n = 4.
Prawdą jest ,że:
A)odleglosc miedzy wezłami wynosi 1/4
B)odleglosc miedzy wezłami wynosi 1/2
C)odleglosc miedzy wezłami nie jest stała
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