Question 1

Consider two real-time Systems (SysA and SysB) that communicates via Serial Interface . SysA is set at 115200 bps and SysB is set at 2400 bps . SysA transmits text "SendMeData" to SysB . Now what data (or) what would possibly happen at SysB's end?

technology embedded technologies

SystemB Halts
Communication Error
SystemB recieves&displays Junk Data
SystemB recieves&displays "SendMeData"

Answer

Correct Option: C

Question 2

Which one below is the appropriate formula for Calculating the I2C Clock Speed

technology embedded technologies

PeripheralClock = ((I2C(ClockFreq)) / (I2CLowCycle+I2CHighCycle))
I2C(ClockFreq) = ((PeripheralClock) / (I2CLowCycle+I2CHighCycle))
I2C(ClockFreq) = ((I2CLowCycle+I2CHighCycle) / (PeripheralClock))
PeripheralClock = ((I2C(ClockFreq)) / (I2CLowCycle * I2CHighCycle))

Answer

Correct Option: B

Question 3

What is the type of addressing referenced with 32-bit Microcontroller ARM.

technology embedded technologies

Byte Addressable
Half-word (or) Full-word Addressable
both Byte and Bit Addressable
Bit Addressable

Answer

Correct Option: B

Question 4

Here is the scenario where in you design a critical real-time Systems and usage of variables are strict , you need to reduce the Code and Programming RAM size. Assume you are using a Character Datatype (say char GetData) and utilizing only 3 bits under. Which programming technique you adopt to de-allocate or free 5 bits from GetData ?

technology embedded technologies

Use Macros
Usage of Structures
Combination of Both Structures and Unions
Macros and Structures

Answer

Correct Option: C

Question 5

You design a simple embedded System which glows LED and switches off at equal intervals forever.Which sequence of programming should be followed ?

technology embedded technologies

while(1) { LED(On) Delay(25) LED(Off) }
main() { LED(On) Delay(25) LED(Off) while(1) { } }
while(1) { LED(On) Delay(25) LED(off) Delay(25) )
while(1) { Delay(25) LED(on) Delay(25) }

Answer

Correct Option: C

Question 6

What is the voltage Supply needed for the power line in I2C Bus ? and total number of lines dedicated for an I2C bus ?

technology embedded technologies

+5v & 2 lines
+5v (or) +3.3v & 4 lines
+3.3v & 3 lines
+5v (or) +3.3v & 2 lines

Answer

Correct Option: B

Question 7

Under I2C Communication , consider ARM as Master and Keypad as Slave . Data gets transmitted from Slave to Master and Master acknowledges for every handshake.What is the mode that is required (or) should be adopted while programming with I2C interrupts ?

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Slave Transmitter Mode
Master Reciever Mode
Slave Reciever Mode
Master Transmitter Mode

Answer

Correct Option: B

Question 8

CY8C20434 is a Touch Sensor based Microcontroller that has 23 I/O's . After designing the inputs and outputs how it really works when a finger is placed on PCB Board of CY8C20434(Touch Sensor)?

technology embedded technologies

Resistance is generated
Inductance is generated
Capacitance is generated
Current is generated

Answer

Correct Option: C

Question 9

Is it possible to manage or adjust the Interrupt Occurence time interval in a windows environment with keil as development platform?

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True
False

Answer

Correct Option: B

Question 10

If Timer is one among the peripherals of a microcontroller,what are all the registers that are to be initialized ?

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ClockRegister and MatchControlRegister
AlarmRegister and MemoryMatchRegister
MatchInterruptControllerRegister only
CountControlRegister and ClockRegister

Answer

Correct Option: D

Question 11

Stack is

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LIFO
FIFO
FILO
LILO

Answer

Correct Option: A

Question 12

Queue is

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FIFO
FILO
LIFO
LILO

Answer

Correct Option: A

Question 13

Which of the following will not affect Flags

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ADD
XOR
MOV
SUB

Answer

Correct Option: C

Question 14

Which of the following is an 8 bit processor

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8086
8085
80386
80486

Answer

Correct Option: B

Question 15

Which component in the mobile device enables you to identify the current location?

technology embedded technologies

GPS
GPRS
GIS
None of the above

Answer

Correct Option: A

Question 16

Which of the following browsers supports the function to ‘identify the device location’?

technology embedded technologies

Safari
Opera Mini
BlackBerry Browser
a and b
b and c
a and c

Answer

Correct Option: F

Question 17

Which component in the mobile device enables you to identify the current location?

technology embedded technologies

GPS
GPRS
GIS
None of the above

Answer

Correct Option: A

Question 18

Which of the following browsers supports the function to ‘identify the device location’?

technology embedded technologies

Safari
Opera Mini
BlackBerry Browser
a and b
b and c
a and c

Answer

Correct Option: F

Question 19

//...

technology embedded technologies

Compilation fails.
The program hangs at line 22.
Out of Memory! is printed to the system console.
An exception is thrown at runtime but there is no guarantee an alert will be shown to the user.

AI Explanation

AI 1

To answer this question, we need to analyze the given code. However, since the code is not provided, we can only evaluate the given options based on their likelihood.

Option A) Compilation fails - This option suggests that there may be a compilation error in the code. However, since the code is not given, we cannot determine if there is a compilation error. Therefore, this option cannot be confirmed as correct or incorrect based on the information provided.

Option B) The program hangs at line 22 - This option suggests that the program gets stuck or freezes at line 22. Without the code, we cannot determine if this is true. Therefore, this option cannot be confirmed as correct or incorrect based on the information provided.

Option C) Out of Memory! is printed to the system console - This option suggests that the program encounters an out-of-memory error and outputs "Out of Memory!" to the system console. Without the code, we cannot determine if this is true. Therefore, this option cannot be confirmed as correct or incorrect based on the information provided.

Option D) An exception is thrown at runtime but there is no guarantee an alert will be shown to the user - This option suggests that an exception occurs during runtime, but it is not guaranteed that an alert will be shown to the user. This is a plausible scenario in many programming languages. Therefore, this option is a valid possibility.

Based on the given options and the likelihood of each scenario, Option D is the most reasonable answer. An exception is likely to be thrown at runtime, but there is no guarantee that an alert will be shown to the user.

Answer

Correct Option: D

Question 20

Which statement is NOT true regarding Bluetooth

technology embedded technologies

It is named after a 10th century Viking King.
It can be used to transfer files between computers.
It uses light as transmission medium.
It is very often used in ad-hoc networking.

Answer

Correct Option: C

Description: embedded technologies Online Quiz - 6
Number of Questions: 20
Created by: Aliensbrain Bot
Tags: embedded technologies

embedded technologies Online Quiz - 6

AI Explanation

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