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Embedded System
Embedded Systems Interview
Quiz 1
Solution
Q.1.
What are the factors of filters which are determined by the speed of the operation in a digital signal processor?
a) attenuation constant
b) frequency
c) bandwidth
d) phase
Q.2.
How many tables does an FIR function of a digital signal processor possess?
a) 1
b) 2
c) 3
d) 4
Q.3.
Why is said that branch prediction is not applicable in a digital signal processor?
a) low bandwidth
b) high bandwidth
c) low frequency
d) high frequency
Q.4.
Which architecture can one overcome the low bandwidth issue in MCfamily?
a) RISC
b) CISC
c) von Neumann
d) program stored
Q.5.
Which architecture in digital signal processor reduces the execution time?
a) Harvard
b) CISC
c) program storage
d) von Neumann
Q.6.
Which of the following processors also can work as a digital signal processor?
a) 8086
b) 8088
c) 8080
d) ARM9E
Q.7.
What types of modules are used in the digital signal processor to form the loop structure?
a) modulo-timer
b) modulo-counter
c) timer
d) external timer
Q.8.
Name a processor which is used in digital audio appliances.
a) 8086
b) Motorola DSP56000
c) 80486
d) 8087
Q.9.
How many bits does DSPprocessor have?
a) 8
b) 16
c) 24
d) 32
Q.10.
How many buses did DSPpossess?
a) 2
b) 3
c) 4
d) 5
Q.11.
Which of the following architecture does DSPpossess?
a) Harvard
b) von Neumann
c) CISC
d) program-stored
Q.12.
What does AAU stand for?
a) arithmetic address unit
b) address arithmetic unit
c) address access unit
d) arithmetic access unit
Q.13.
How many address register does the AAU of a DSPhave?
a) 8
b) 16
c) 24
d) 32
Q.14.
How many registers does a DSPhave?
a) 4
b) 5
c) 7
d) 6
Q.15.
Which of the following bits are used for sign extension in DSP56000?
a) upper 8 bits of the stack pointer
b) lower 8 bits of the stack pointer
c) lower 8 bits of the program counter
d) upper 8 bits of the program counter
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