28th
Jul # Digital Signal Processing MCQ

• 28th Jul, 2021
• 542 Followers

## Digital Signal Processing MCQ

Following are mostly asked Digital signal processing MCQ test that are designed for professionals like you to crack you interviews. You can take this Digital signal processing online test before appearing to you real interview. This Digital signal processing quiz there are around 30+ multiple choice questions on Digital signal processing with four options.

### 1) Digital Signal Processing system are

• A. Consumers more power
• B. Applicable for low-frequency
• C. Consumes less power
• D. Both A and B

### 2) Which of the following is the characteristic of the power signal?

• A. Power signal is infinite
• B. Power signals are time-limited
• C. Aperiodic signals are power signals
• D. None Of Above

• A. Even
• B. Odd
• C. Multiply

### 4) The advantages of discrete signal processing is

• A. Time sharing
• B. Cost effective
• C. High flexibility
• D. All of the Above

### 5) One-sided Z-transform is also known as ______

• A. Trilateral Z-transform
• B. Bilateral Z-transform
• C. Unilateral Z-transform
• D. All of the Above

### 6) The advantages of the butterfly structure is

• A. Reduces computation complexity
• B. Requires a fewer number of multiplications and additions
• C. Combines the result of small DFTs into larger DFTs
• D. All of the Above

### 7) Digital filters are

• A. Programmable
• B. Highly expensive
• C. Consumer very less power
• D. Cannot handle low-frequency signals

### 8) Which of the following is/are standard test signals?

• A. Step
• B. Impulse
• C. Exponential
• D. All of the Above

• A. One
• B. Zero
• C. Finite
• D. Infinite

• A. 1
• B. 2
• C. 3
• D. 4

### 11) Analog signals converts into digital signal using ______

• A. Sampling
• B. Quantization
• C. Both A and B
• D. None Of Above

### 12) The signal processing is performed to _______

• A. Modify
• B. Analyze
• C. Synthesize
• D. All of the above

### 13) What is the standard form of DIT?

• A. Discrete in Time
• B. Decimation in Time
• C. Denominator in Time
• D. None Of Above

### 14) Which are the DSP hardware units ?

• A. MAC
• B. Shifter
• D. All of the Above

### 15) TMS32C54X family processor has _____

• A. 2 independent 10-bit accumulator
• B. 2 independent 20-bit accumulator
• C. 2 independent 30-bit accumulator
• D. 2 independent 40-bit accumulator

### 16) TMS320C54 family processor supports _____

• A. 16-bit data
• B. Data memory
• C. On-chip program memory
• D. All of the above

### 17) What is the standard form of DPCM?

• A. Discrete Phase Code Modulation
• B. Discrete Pulse Code Modulation
• C. Differential Pulse Code Modulation
• D. All of the Above

### 18) The signal can be a function of ______

• A. Temperature
• B. Time, distance
• C. Position, pressure
• D. All of the Above

### 19) The scaling operation also called as ______

• A. Up-sampling
• B. Sampling
• C. Down-sampling
• D. All of the above

### 20) The speech signals are _______

• A. One dimensional
• B. Two dimensional
• C. Three dimensional
• D. Multidimensional

### 21) The speech signal is obtained after

• A. Modulation
• B. Quantization
• C. Digital to analog conversion
• D. Analog to digital conversion

### 22) DTFT is the representation of

• A. Aperiodic Discrete time signals
• B. Aperiodic continuous signals
• C. Periodic continuous signals
• D. Periodic Discrete time signals

### 23) One dimensional signal is a function of

• A. Single dependent variable
• B. Single independent variable
• C. Multiple dependent variables
• D. Multiple independent variables

### 24) Telegraph signal are examples of

• A. Analog Signals
• B. Digital Signals
• C. Impulse Signals
• D. Pulse Train Signals

### 25) Cooley–Tukey algorithm of FFT is a

• A. Split and combine algorithm
• B. Split and rule algorithm
• C. Divide and rule algorithm
• D. Divide and conquer algorithm