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Questions and Answers

What is the primary purpose of the ASCII code?

Reducing power switching in shaft position encoders

Detecting and correcting multiple errors in data

Converting 7-bit code into 8-bit words for error detection (correct)

Representing decimal digits using a 4-bit binary code

How many characters does the EBCDIC code aim to represent?

32 characters

10 characters

128 characters (correct)

80 characters

Which code is specifically mentioned to be useful for detecting a single error in a data block?

Excess-3 code

Hollerith code

Forward error-correcting codes

Hamming code (correct)

In what system are convolutional codes particularly well-suited for error correction procedures?

Systems with forward error correction Signup and view all the answers

Which code provides inherent error detection for ARQ systems with an ability to detect an odd number of errors?

Constant-ratio code Signup and view all the answers

What is the main feature of the Hagelbarger and Bose-chaudhuri codes?

Detecting and correcting multiple errors Signup and view all the answers

What is the type of mode where characters are transmitted immediately after a key has been depressed by an operator?

Asynchronous mode Signup and view all the answers

Which type of code uses three unequal-length symbols to encode alpha/numeric characters and punctuation marks?

Baudot code Signup and view all the answers

What is the purpose of Data Link Control Characters in data communication?

To facilitate the orderly flow of data Signup and view all the answers

Which type of character involves the syntax or presentation of data at the receive terminal?

Graphic Control Characters Signup and view all the answers

In which type of mode are characters not transmitted immediately as they are typed?

Block mode Signup and view all the answers

What is another name for Data Communication Codes?

Character sets Signup and view all the answers