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2.1.4 Membanding Kaedah Sifer

Authored by Rupasree Suntharesan

Information Technology (IT)

9th - 12th Grade

2.1.4 Membanding Kaedah Sifer
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kaedah sifer manakah yang menggunakan corak zig-zag untuk menyulitkan mesej?

A. Pigpen Cipher

B. Caesar Cipher

C. Rail Fence Cipher

D. Reverse Cipher

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah penyulitan bagi kaedah Reverse cipher ?

A. Kunci=5 digunakan

B. Kunci= 4 digunakan

C. Tidak perlu penggunaan kunci

D. Menggunakan kunci

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rail Fence Cipher menyusun abjad berdasarkan corak...?

A. Menegak

B. Simbol

C. Zig-zag

D. Terbalik

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Kaedah sifer yang manakah menghasilkan teks sifer tersebut.

A. Columnar Transposition

B. Rail Fence Cipher

C. Reverse cipher

D. Pigpen Cipher

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah kelemahan Columnar Transposition?

A. Mudah dinyahsulit jika mengetahui jika mengetahui cara perwakilan simbol

B. Tidak menggunakan kunci

C. Abjad-abjad dalam teks sifer terdiri daripada abjad-adjad dalam buku teks biasa.

D. Tiada

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