Introduction to Cryptography Quiz with Answers PDF Download – Test 173

MCQ 861: An encryption algorithm transforms the plaintext into:

1. cipher text
2. simple text
3. plain text
4. empty text

MCQ 862: If a noiseless channel with a bandwidth of 3000 Hz transmitting a signal with two signal levels the maximum Bit rate would be:

1. 12000 bps
2. 6000 bps
3. 1800 bps
4. zero

MCQ 863: BLSR stands for:

1. Bidirectional Line Switching Ring
2. Bidirectional Linear Switching Ring
3. Bidirectional Lan Switching Ring
4. Bidirectional Link Switching Ring

MCQ 864: In Synchronous Optical Networking (SONET) Network, the data is sent over the working line until it fails, is:

1. One-Plus-One APS
2. One-to-One APS
3. One-to-Many APS
4. Many-to-Many Aps

MCQ 865: The process of adding one extra 0 whenever five consecutive 18 follow a 0 in the data, so that the receiver does not mistake the pattern 0111110 for a flag is known as:

1. pulse stuffing
2. bit stuffing
3. bus stuffing
4. modes