Digital Signal Processing

Digital Signal Processing Terms Questions & Answers adder - CORRECT ANSWER - -Performs addition of two signal sequences to form another sequence. -this operation is memoryless. amplitude scaling - CORRECT ANSWER - ____ of a signal by a constant A is accomplished by multiplying each sample of t...

Digital Signal Processing (Test 2) Questions & Answers 5 Types of metering - CORRECT ANSWER - - Input Metering - Output Metering - Gain Reduction - PPM - VU Compression and limiting are identical in process but different in degree and perceived effect. True/False? - CORRECT ANSWER - True Com...

Digital signal processing Questions & Answers 2 basic steps to convert analog signals into digital code? - CORRECT ANSWER - Sampling and digitization After digital signal processing, what converts the digital signal back into an analog signal before transmitting it to the ear via the receiver (m...

Digital Signal Processing – Finals Questions & Answers Convolution - CORRECT ANSWER - A mathematical operation which expresses input and output relation of an LTI system Convolution - CORRECT ANSWER - Provides impulse response of an LTI system and input relation to their output Convolution - ...

Digital Signal Processing Questions & Answers 2 basic steps to convert analog signals into digital code - CORRECT ANSWER - sampling digitization analog - what is it and what does it represent - CORRECT ANSWER - every moment of time is accounted for - a continuous signal digital - what is it and...

Digital Signal Processing Fundamentals Questions & Answers Amplitude Discrimination - CORRECT ANSWER - Ability to distinguish changes in amplitude Amplitude Range - CORRECT ANSWER - Difference between loudest and weakest detectable sounds Bloch's Law - CORRECT ANSWER - Light flashes of differe...

Digital signal processing Questions & Answers a quantity, that varies in time - CORRECT ANSWER - időben változó mennyiség amplitude - CORRECT ANSWER - amplitúdó, kilengés, magasság apparent - CORRECT ANSWER - nyilvánvaló, látszólagos convenient - CORRECT ANSWER - kényelmes, megfelel...

ECE 2026 Digital Signal Processing Questions & Answers "X-Point Averager" FIR Filter - CORRECT ANSWER - 3 Representations of h[n] ? - CORRECT ANSWER - Addition of Phasors - CORRECT ANSWER - The sum of multiple phasors produces another phasor. That is because the sum of sinusoids with the same...

Digital Signal Processing Questions & Answers Aliasing - CORRECT ANSWER - an effect causing different signals to become indistinguishable when sampled Anti-aliasing filter - CORRECT ANSWER - Low-pass filter implemented before sampling to control high frequency components Continuous-time signals...

Digital Signal Processing Questions & Answers Aliasing error - CORRECT ANSWER - distortion of the digital signal caused by a sampling rate that is too low in relationship to the highest frequency of the input signal sample represents a much lower frequency analog filter - CORRECT ANSWER - used t...

Quiz 5 review- Digital Signal Processing Questions & Answers 1000Hz - CORRECT ANSWER - If you want to capture frequencies up to 500Hz, you must have a sample rate of _______ 10K Hz - CORRECT ANSWER - If you are analyzing vowels where the most important information in in the lower frequencies (b...

Digital Code and Digital Signal Processing Questions & Answers Acoustic signal - CORRECT ANSWER - A signal related to sound Acoustic to electrical conversion - CORRECT ANSWER - Converting an acoustic signal into an electrical signal Analog signal - CORRECT ANSWER - A continuous signal represent...

Digital Signal Processing – Midterms Questions & Answers A sin (2πft) - CORRECT ANSWER - Formula for analog signal (both sin and cos) Autocorrelation - CORRECT ANSWER - if the two signals are exactly the same Autocorrelation - CORRECT ANSWER - This is a type of correlation in which the given ...

Digital Signal Processing Questions & Answers 1 bit contains 2 possible values of - CORRECT ANSWER - 0 and 1 (2^1) A 4-bit system (2^4) has how many values? - CORRECT ANSWER - 16 values A location of maximum reduction in sensitivity? - CORRECT ANSWER - Null Point A low-level inaudible noise that...

Hearing Science: Digital Signal Processing Questions & Answers After digital signal processing, what converts the digital signal back into an analog signal before transmitting it to the ear via the receiver? - CORRECT ANSWER - The transmitter converts the electrical signal back into acoustic ene...

Digital Signal Processing Questions & Answers 'half-band' FIR - CORRECT ANSWER - for fc = fs/4 then impulse response of FIR is hi=0 for all even values of i - requires only 1/2 number of multiplications during convolution - can use when sampling rate needs to be halved as an anti-aliasing filt...

ECEn :777 Digital Signal Processing Questions & Answers 1st Equation - CORRECT ANSWER - Prediction of state estimate: x_hat(n|n-1) = A(n-1) * x_hat(n-1|n-1) = 2nd Equation - CORRECT ANSWER - Calculation of prediction error covariance, P(n|n-1) = A(n-1) * P(n-1|n-1) * A^H(n-1), 3rd Equation - C...

Digital Signal Processing Questions & Answers (HPF) High Pass Filter or Low-Cut filter - CORRECT ANSWER - Passes high frequencies and attenuates lows. 3 General categories - CORRECT ANSWER - Spectral (um) (Frequency based) Dynamic Range (Amplitude based) Time based & Modulation Acoustic Chambe...

Digital Signal Processing Questions & Answers An increase of 6dB intensity corresponds to what increase in amplitude? - CORRECT ANSWER - Amplitude doubles every 6dB An increment of double the frequency of a 440Hz note results in which pitch? - CORRECT ANSWER - Doubling the frequency puts the not...

Digital Signal Processing Questions & Answers 3 General Categories or Signal Processors - Spectral/ Frequency Based (Filters and EQ) - This deals with amplitude. They are related, but not synonymous - Dynamic Range/Amplitude Based (Compressors/Limiters; Expander/Gate) Time Based (Modulation) (Re...

DGT301 - Part 4 - Digital Signal Processing Questions & Answers 1. Compared to analog systems, digital systems a. are less prone to noise b. can represent an infinite number of values c. can handle much higher power d. all of the above - CORRECT ANSWER - a 1. Compared to analog systems, digit...

Digital Signal and Processing (PRELIM) Questions & Answers analog to digital converter - CORRECT ANSWER - is a system that converts an analog signal, such as a sound picked up by a microphone or light entering a digital camera, into a digital signal. Clock Frequency, RAM Size, Data Bus Width, R...

Digital Signal Analyzers Questions & Answers A circularly rotating pattern in a constellation indicates - CORRECT ANSWER - phase noise BER is degraded (increased) by a variety of issues that can occur in the HFC network and customer location, among which are: - CORRECT ANSWER - Excessive attenuat...

Digital Logic Design Questions & Answers "6004" is: - CORRECT ANSWER- the course at MIT that ELEN3431 is modeled after. A 256k-word memory uses 16-bit words. How many parallel data lines are required to pass the data to the CPU for processing? Do no count clock, sync, or other protocol lines. -...

Digital Logic Design Final Questions & Answers A combinational circuit is a zeroth-stage pipeline - CORRECT ANSWER- True A combinational device is a circuit element that has: (mark all correct): - CORRECT ANSWER- one or more digital outputs one or more digital inputs a functional specification ...

Digital Logic Design Questions & Answers 0 - CORRECT ANSWER- The identity element for OR 0 - CORRECT ANSWER- The null element for AND 3 - CORRECT ANSWER- A group of 4 ones in a 5-variable k-map is simplified to a product term of... variables 3 - CORRECT ANSWER- Maximum Delay in F(x,y,z)= (x+y)(...

Digital Logic Design Questions & Answers 2 Main types of Transistors - CORRECT ANSWER- 1. FET 2. BJT Amplitude - CORRECT ANSWER- Height from Baseline Analog - CORRECT ANSWER- Continuous Values (temperature, height, light, voice) bit - CORRECT ANSWER- Binary Digit BJT - CORRECT ANSWER- Bipolar J...

Exam 1- Digital Logic Design Questions & Answers adjacency - CORRECT ANSWER- ab + ab' = a a(b + b') a * 1 (a + b)(a+b') = a AND - CORRECT ANSWER- gate? a * b associative - CORRECT ANSWER- a + (b + c) = (a + b) + c a(bc) + (ab)c canonical POS - CORRECT ANSWER- a POS expression where each s...

Digital Logic Design Unit 1 Questions & Answers (A+B)(A+C) - CORRECT ANSWER- A+BC A+~AB - CORRECT ANSWER- A+B A+AB= - CORRECT ANSWER- A Advantage of circuits to represent boolean functions: - CORRECT ANSWER- A circuit is an interconnection of components. Different circuits can represent the sam...

Digital Logic Design Questions & Answers A logic designer needs an INVERTER, and all that is available is one XOR gate from a 74HC86 chip. Does he need another chip? - CORRECT ANSWER- 3. No; the available XOR gate can be used as an INVERTER by connecting one of its inputs to a constant HIGH (see ...

Digital Logic Design Questions & Answers - LAN - CORRECT ANSWER- - network that connects computers & devices in a small area. - Advantages - Low Cost, Easy configuration, Speed. - Disadvantages - Low safety and security, not able to handle large amounts of computers. 1. What is SMP? List advanta...

DIGITAL LOGIC DESIGN QUESTIONS & ANSWERS 0 and 1 - CORRECT ANSWER- as subtraction goes, the only time the circuit will use borrow is when the subtrahend is ____ while the minuend is ____ 1. Arithmetic and Logical Functions 2. Data Transmission 3. Code Converters - CORRECT ANSWER- CLC three clas...