### Digital Electronics Objectives Part 01

**01 .** The number of levels in a digital signal is** two.**

**02 . ** In any flip-flop, when the Q output is 1, state of 𝑄̅ terminal is **Zero.**

**03 .** The slow turning of a potentiometer is **analog output.**

**04 .** **Square wave** provides digital signal.

**05 . **The high voltage level of a digital signal in positive logic is **1.**

**06 .** A device that converts from decimal to binary numbered is called **encoder.**

**07 . ** Decimal 15 in binary system can be written as **1111.**

**08 . ** If 4 in binary system is 100 then 8 will be **1000.**

**09 .** Binary 1010 in decimal system is equivalent to **10.**

**10 . ** Binary 1111 when subtract from binary 11111, the result in binary is **10000.**

**11 .** Binary 1111 when added to binary 11111 is **101110.**

**12 .** Binary 1000 multiplied by binary 1000 gives **1000000.**

**13 . ** ** 0 X 1** is not valid in binary system.

**14 . ** **0.4375** represents the decimal from of binary 0.0111.

**15 . ** **127 ** is the decimal equivalent of binary 1111111.

**16 . ** The decimal equivalent of the binary number 10110.0101011101 is **22.3408203125.**

**17 .** **1011.01+0.1101=1.1 **is incorrect.

**18 . ** **1100.011+1022.011=10111.100** is incorrect

**19 .** **100101-100011=000000** is incorrect.

**20 . ** **Decimal 𝟔𝟏𝟒 to Binary 110.01** is incorrect