Multimedia Technology Set 3

Bachelor of Science in Information Technology TY (BSc IT),

Bachelor of Computer Applications (BCA),

Bachelor of Science in Information Technology (BSc IT)

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This set of Multimedia Technology Multiple Choice Questions & Answers (MCQs) focuses on Multimedia Technology Set 3

Q1 | In a constellation diagram, a signal element type is represented as a
  • dot.
  • line.
  • x component.
  • y component.
Answer: dot.
Q2 | Term that refers to phase continues through boundary of two signal elements is
  • non coherent bfsk.
  • coherent bfsk.
  • binary ask.
  • multilevel ask.
Answer: coherent bfsk.
Q3 | Example of an analog to analog conversion is
  • radio.
  • video.
  • television.
  • internet.
Answer: radio.
Q4 | Total bandwidth required for Amplitude Modulation (AM) is
  • 2
  • 2(1 + ? )b..
  • 2l.
  • 2f.
Answer: 2
Q5 | AM stations are allowed carrier frequencies anywhere between
  • 5-10khz.
  • 50-100khz.
  • 250-1000khz.
  • 530- 1700 khz.
Answer: 530- 1700 khz.
Q6 | Analog-to-analog conversion can be accomplished in
  • one way.
  • three ways.
  • two ways.
  • four ways.
Answer: three ways.
Q7 | Term that is used to compose matrix of pixel is
  • number.
  • image.
  • video.
  • audio.
Answer: image.
Q8 | Parameter that refers to recording and broadcasting of picture is
  • text.
  • audio.
  • image.
  • video.
Answer: video.
Q9 | Both station can transmit and receive data simultaneously in
  • simplex mode.
  • half duplex mode.
  • full duplex mode.
  • none of above.
Answer: full duplex mode.
Q10 | Each set of bit pattern is called
  • code.
  • unicode.
  • coding.
  • ascii.
Answer: code.
Q11 | Data communications are transfer of data through some
  • transmission medium.
  • linear medium.
  • network lan.
  • protocols.
Answer: transmission medium.
Q12 | When system delivers data accurately then it is called
  • accuracy.
  • delivery.
  • jitter.
  • timelessness.
Answer: delivery.
Q13 | Mode that is like a two way street with traffic flowing in both direction simultaneously is
  • simplex.
  • full duplex.
  • half duplex.
  • none of above.
Answer: full duplex.
Q14 | Agreement between communicating devices are called
  • none of the mentioned
  • message.
  • protocol.
  • transmission medium.
Answer: protocol.
Q15 | Five components that make up a data communications system are message, sender, receiver, and
  • protocol.
  • medium.
  • connecting device.
  • both a and b.
Answer: both a and b.
Q16 | Two computers connected by an Ethernet hub are of
  • lan topology.
  • man topology.
  • wan topology.
  • intranet.
Answer: lan topology.
Q17 | How many bits in data unit has changed in single bit error
  • only 1.
  • two bits.
  • three bits.
  • four bits.
Answer: only 1.
Q18 | To guarantee detection of up to s errors in all cases, minimum hamming distance in a block code must be
  • s.
  • s+1.
  • s-1.
  • 0.
Answer: s+1.
Q19 | Cyclic codes are fast when these are implemented in
  • software.
  • hardware.
  • local area network.
  • wide area network.
Answer: hardware.
Q20 | In block coding, we divide our message into blocks, is called
  • code blocks.
  • packet blocks.
  • code words.
  • datawords.
Answer: datawords.
Q21 | Find parity bit for 1001011
  • 0.
  • 1.
  • 2.
  • none.
Answer: 0.
Q22 | In a cyclic code, decoder is failed to detect any error, when syndrome is
  • zero.
  • non zero.
  • infinity.
  • negative value.
Answer: zero.
Q23 | What is maximum effect of a 2-ms burst of noise on data transmitted for 12 kbps
  • 2 bits.
  • 4 bits.
  • 16 bits.
  • 24 bits.
Answer: 24 bits.
Q24 | Divisor line and XOR are missing if corresponding bit in divisor is
  • 0.
  • 1.
  • 10.
  • 11.
Answer: 0.
Q25 | Unsigned representation of numbers by one's complement can represent
  • positive number.
  • negative number.
  • positive and negative numbers.
  • infinite numbers.
Answer: positive and negative numbers.
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