Encyption Quiz

What do you mean by the word "Encryption"?

• It is a form of data transmission protocol.

• The process of encoding the data so that it cannot be understood by anyone.

• The process of decoding the data from the files.

• It is a form of removing erroneous data.

Which of the following statements is TRUE about word "ciphertext"?

• It is the data produced after decryption process.

• It is the data produced after encryption process.

• It is also known as decoded text.

• It is data produced by before encryption process.

3. Symmetric Encryption uses how many keys?

Note: You can type in number or words on the text field.

E.g. 1 or one

(a)  

Which among the pictures is Asymmetric Encryption?

Choose only one(1).

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True or False

5. Asymmetric encryption uses two(2) keys to encrypt and decrypt data.

• True

• False

The following are the three(3) Data Transmission Modes except one.

• Half-Duplex Mode

• Overall-Half Mode

• Full-Duplex Mode

• Simplex mode

Which are the two(2) types of Data Transmission? Select two answers.

• Serial Data Transmission

• Semi-Parallel Data Transmission

• Structured Data Transmission

• Parallel Data Transmission

​ (a)   occurs when several bits of data are sent down over several channel/wire.

• Serial data transmission
• Parallel data transmission
• Structured data transmission
• Semi Structured data transmission

Data can travel in both directions alongside a single wire but not simultaneously.

• Simplex mode

• Half-duplex mode

• Full-duplex mode

• Parallel mode

What does USB stand for?

Note: Type your answer on the text field.

(a)