MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A cryptosystem is also referred to as a cipher system. |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| E. | |
| Answer» B. FALSE | |
| 2. |
The main goal of a _________ is to obtain unauthorized access to the information. |
| A. | Simple Attack |
| B. | Active Attacks |
| C. | Internet Attack |
| D. | Passive Attack |
| Answer» E. | |
| 3. |
The encryption process wheresame keys are used for encrypting and decryptingthe information is known as? |
| A. | Symmetric Key Encryption |
| B. | Asymmetric Key Encryption |
| C. | Both A and B |
| D. | None of the above |
| Answer» B. Asymmetric Key Encryption | |
| 4. |
How many Types of Cryptosystems there? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 5. |
For a given cryptosystem, a collection of all possible decryption keys is called a? |
| A. | Encryption Key |
| B. | Decryption Key |
| C. | key space |
| D. | key system |
| Answer» D. key system | |
| 6. |
Which of the following is the scrambled version of the plaintext produced by the encryption algorithm using a specific the encryption key? |
| A. | Plaintext |
| B. | Encryption |
| C. | Decryption |
| D. | Ciphertext |
| Answer» E. | |
| 7. |
Authentication service has ______ variants. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 8. |
The art and science of breaking the cipher text is known as? |
| A. | Cryptography |
| B. | Crypgenalysis |
| C. | Cryptanalysis |
| D. | Both A and B |
| Answer» D. Both A and B | |
| 9. |
Cryptology can be subdivided into ______ branches. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 10. |
Cryptology, the study of cryptosystems. |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. FALSE | |