EEE 120 Week 1-4 Question and answers correctly solved 2025

EEE 120 Week 1-4 Question and answers
correctly solved 2025
A' = 0, A = ? - correct answer 1


NAND gate truth table - correct answer


NOR gate truth table - correct answer


XOR gate truth table - correct answer


XNOR gate truth table - correct answer


AND gate truth table - correct answer


OR gate truth table - correct answer


NOT gate truth table - correct answer


Hexadecimal #'s - correct answer 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F


Hexadecimal and Binary Values - correct answer


Convert Binary to Hex - correct answer Create groups of 4


Convert Hex to Binary - correct answer Each digit gets 4 binary digits

, Convert Binary to Decimal - correct answer multiply each digit by 2 to power
of n digits
101_2 = 1x2^2 + 1 x 2^0


Convert Hexadecimal to Decimal - correct answer multiply each digit by 16 to
power of n digits
2A6_16 = 2 x 16^2 + 10 x 16^1 + 6 x 16^0


Convert Decimal to Binary - correct answer Divide by 2, track the remainder,
divide from bottom up END AT 0
read remainders from top to bottom


Convert Decimal to Hexadecimal - correct answer Divide by 16 and track the
remainder, divide from the bottom up END AT 0
read remainders from top to bottom,
REMEMBER A = 10, B = 11, etc.


Adding Binary Numbers - correct answer Carry over in binary,
0110
+0110
1100
in this case,
column1 = 0 + 0,
column2 = 1 + 1 = 2 (10, carry 1 keep 0), column3 = 1 + 1 + 1 =3 (11, carry 1
keep 1)
column4 = 1 + 0 + 0 = 1