
BAB 2 : KRIPTOGRAFI
Authored by TUAN Moe
Computers
8th Grade
Used 17+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Kriptografi berasal dari perkataan Yunani yang terdiri daripada dua suka kata iaitu "kriptos" dan "graphien". Apakah yang dimaksudkan dengan "kriptos"?
Sulit
Sembunyi
Rahsia
Tulis
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Maklumat di bawah merupakan kepentingan perkhidmatan keselamatan data kriptografi.
I. Kerahsiaan
II. Integriti
III. Kebolehpercayaan
IV. Penyulitan
I dan II sahaja
II dan III sahaja
I, II dan III sahaja
Semua di atas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Caesar Cypher dan Pigpen Cypher merupakan sebahagian daripada kaedah-kaedah sifer. Nyatakan kategori bagi kaedah sifer tersebut.
Reverse Cipher
Rail Fence Cipher
Substitution Cipher
Transposition Cipher
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dengan menggunakan kaedah Caesar Cipher, nyatakan teks sifer dari teks biasa "MAJU" dengan nilai kunci bersamaan dengan 3.
OBKV
NBKW
OCPY
PDMX
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Rajah di atas menunjukkan salah satu simbol yang digunakan dalam kaedah sifer. Namakan kaedah sifer yang sesuai dengan simbol di atas.
Caesar Cipher
Pigpen Cipher
Rail Fence Cipher
Columnar Cipher
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Kaedah Transposition Cipher mengubah kedudukan abjad dalam teks biasa. Pilih jenis transposition yang tepat.
I. Caesar Cipher
II. Pigpen Cipher
III. Rail Fence Cipher
IV. Columnar Cipher
I dan II sahaja
II dan III sahaja
III dan IV sahaja
I, II dan III sahaja
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Kira bilangan baris yang diperlukan untuk teks biasa "TEKNOLOGI MAKLUMAT" dengan kunci "HATI" dengan menggunakan kaedah Columnar Transposition.
4
5
6
7
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