Computer System Architecture

311. A code that is used to correct error is called an ____________:

1. Error detecting code
2. Error correcting code
3. Both
4. None of these

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312. A received ____________ with a bit error will be closer to the originally transmitted code word than to any other code word:

1. Code word
2. Non code word
3. Decoding
4. All of these

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313. Which code word was originally transmitted to produce a received word is called:

1. Non code word
2. Code word
3. Decoding
4. None of these

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314. The hardware that does this is an ____________:

1. Error detecting decoder
2. Error correcting decoder
3. Both
4. None of these

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315. Hamming codes was developed in ____________:

1. 1953
2. 1950
3. 1945
4. 1956

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316. ____________ between two code words is defined as the number of bits that must be changed for one code to another:

1. Hamming codes
2. Hamming distance
3. Both
4. None of these

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317. It is actually a method for constructing codes with a minimum distance of ____________:

1. 2
2. 4
3. 3
4. 5

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318. The bit position in a ____________ can be numbered from 1 through 2i-1:

1. Hamming code word
2. Hamming distance word
3. Both
4. None of these

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319. Each check bit is grouped with the information bits as specified by a ____________:

1. Parity check code
2. Parity check matrix
3. Parity check bit
4. All of these

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320. The pattern of groups that have odd parity called the ____________ must match one of the of columns in the parity check matrix:

1. Syndrome
2. Dynodes
3. Both
4. None of these

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