C programming and Arduino Basics

What is written in the Definition Section of a C code

Which is the format specifier for unsigned long int

• %ld

• %ul

• %lu

• %d

What is the precision of Double (after decimal point)

• 19

• 6

• 15

• 12

Standard c library files are added during which step of the compilation process

• Linker

• Compiler

• Assembler

What is the extension of an executable file

Which is the microcontroller present in Arduino

• ATMEGA328

• ATMEGA238

• ATMEGA326

• ATMEGA236

How many PWM pins does Arduino have

• 5

• 8

• 6

• 7

What is the data memory in Arduino

• FLASH

• DRAM

• EEPROM

• SRAM

How many bits are required to transmit 8 bit data to a slave of 8 bit address using I2C protocol

• 18

• 19

• 20

• 21

Which protocol does USB use

• IC2

• SPI

• URAT