what does resistors do ?

• slow down the speed of electrons

• reduce the number of electrons

• slow down the speed of electrons as well as reduce the number of electrons

• none of the them

Which of the following is true ?

• In series, components have same voltage and different current

• In series, components have different voltage and same current

• In parallel, have different voltage and same current

• In series, components have same voltage and same current

The formula for the resonant frequency in an LC circuit is given by f =

Which was the first OS designed by C programming language ?

• DOS

• Windows

• Unix

• Mac

Which of the following cannot be a variable name in C?

• volatile

• true

• friend

• export

Which of the following as microcontrollers and microprocessor

• Arduino and 8085

• Raspberry pi and altera

• 4004 and 8086

• ATmega328 and ATmega8

what is the output of the below code snippet?

• infinite loop

• prints "hello" once

• no output

• compile error

Identify the incorrect file opening mode in C programming from the following

• -r

• -w

• -x

• -a

Which of the following is a logical OR operator ?

• &

• &&

• ||

• !|

A program written with the IDE for arduino is called

• IDE source

• Sketch

• cryptography

• source code