1) convert(11100011)2 to decimal,Octal and hexadecimal.
2)convert (11101.101)2 to decimal.
3)what is largest and smallest 5-digit number in binary and hexadecimal.
4)Writ the number (-25) , in 8-bit format, in sign and magnitude ,1`s complement and 2`s complement forms .
5)convert to decimal (2CB)16, (72)8 and (1000001)2
6) convert (513)10, to binary ,octal and hexadecimal .
7)show how the following decimal subtraction operation is carried out in computer 19-24
8) Show how the following binary addition is done in computer 00001000+00011111+00101010.
9)Write the truth table for 3-inputs ( AND) and 3-inputs (NOR) gates.
10) Write the logic symbol, logic expression and truth table for (XOR) and (XNOR) gates.
11)TRUE(T) or FALSE (F) :-
a)the 4-input gate has 16 input combinations
b)The (NOR) gate is equivalent to negative (AND)
c)The (OR) gate give high output when one of the inputs is low.
d)The output of (AND) gate is high when all inputs are low.
e)The (NAND) gate is a universal gate.
12) Show how can you represent the (NOT),(AND),(OR), and(NAND) using the (NOR) gate.
13) Show how can you represent the (NOT),(AND),(OR), and(NOR) using the (NAND) gate.
14) Simplify the following logic expressions using karnaugh maps and implement the resultant simplified circuit .
a) ABC+ABC+ABC+ABC+ABC
b)ABCD+ ABCD+ ABCD+ ABCD+ ABCD+ ABCD+ ABCD+ ABCD
c)ABC+ABC+ABC+ABC
d)BC+AB+ABC+ABCD+ABCD+ABCD
ساعدوني الله يخليكم باقي 5 ايام
