
TA MODUL 12 (VERSI 1)
Authored by Ibes Ibes
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara yang benar untuk membaca citra menggunakan OpenCV?
```
img = cv.____('image.jpg')
```
read
imread
load
import
Answer explanation
cv.imread() adalah fungsi dasar untuk membaca citra dalam OpenCV.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk deteksi tepi Sobel, sumbu x direpresentasikan oleh parameter:
```
cv.Sobel(img, cv.CV_64F, ____, 0)
```
0
1
2
3
Answer explanation
dx=1 menunjukkan turunan pertama pada arah x.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara mengubah citra ke grayscale?
```
gray = cv.______(img, cv.COLOR_BGR2GRAY)
```
toGray
cvtColor
grayscale
convert
Answer explanation
cv.cvtColor() digunakan untuk mengubah ruang warna citra.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan kode berikut:
```
edges = cv.Canny(img, ____, 200)
```
Nilai threshold pertama yang umum digunakan adalah:
50
100
150
250
Answer explanation
100 adalah nilai threshold bawah yang umum untuk Canny edge detection.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menyimpan citra menggunakan OpenCV?
```
cv.____('output.jpg', img)
```
save
imwrite
write
export
Answer explanation
cv.imwrite() menyimpan citra ke file.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi dari cv.getStructuringElement()?
Membuat kernel untuk morfologi
Membuat histogram
Membuat filter
Membuat mask
Answer explanation
getStructuringElement() membuat kernel untuk operasi morfologi.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi dari cv.bitwise_and()?
Operasi AND piksel
Operasi OR piksel
Operasi XOR piksel
Operasi NOT piksel
Answer explanation
bitwise_and() melakukan operasi AND per piksel.
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