0 ratings0% found this document useful (0 votes) 16 views12 pagesDe Assignment
Digital electronics main important questions and answers by the topic of gates
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, 
claim it here.
Available Formats
Download as PDF or read online on Scribd
and Hera dec
val Gyivert,
(6-56),
To_binaay
=> 36-56
O66 X22 IQA
 
mo
> (i00100+1)2
To_octal
=> 36-56
3\36_ 056X%8 2U-48 DY
u-U eon Ben 53
=) (44. 32)g
ro_Hexadecinge
=> 36-56
16[36 OS6 X16 =896 38
z-4
(42g
 
Fy Cavers ae ge 00, System Into Binary oct
tal (36,56)p !SARE fet,
Sole Given,
A=08)p) 5 B26
 
l2\us 2132
224 5° 216 -o
212-0 Rune!
Ci
2 a
Age o an
Bk=—O©
y—1
re!
= \|0000
aad B= 1 00900
4S complement of B 3 OUll! i
as com Plement of BA VeCompeumentor B +t
mye
=) Olli
\
100006
> PBS AT (2'scom plement of B)
\10000
4 10000 ©
010000
> (io00e) = (16)
a) @ !
1) Gnvest \ooollool b> geay code
= | 000100 |
a To gray code
{605\1{00| = 10010101i) Quest 1 0010 to binawy
Sol? Given,
=) 100010
“o_bineny
100010
Yar nh
Pie On
3 (uin00)
b) State and Feove any 4 theorem 5
Re 1) Tdempotent Law >
Oe ae
[> The idem potent law Sates hat & value Com bined
| wrth itself will yield the Same value.
FoR oR; AtA= A
|fos AND: ALA =A
Tote
/oR:
if A=0, o+0=0 (A)
ND
0, 0,0=0 [A)
t,tel= 1 (A)
{is Toyotution feed =
| The involution Jaw ctates that deubLe nega Han
_of a vasiabse wetusnstRe Original Varia fe. RA
ki ) Aosorptin Laws
|qhe absosption flaw Stnplifes exepnessions by “absesbing”
| cess into each othes
lfos OR’ A+(A-B)=h
leew AwDd« A(AtB=A
reoot =
jon:
|@ Axo; ot (0-13)=0
[AND
|i fz 040. (0+8) =O
iv) Associative Law
tie associative Wu aslars the gourig of \esia bles
ieee’ changing athe sesutt
i ee
AVD* :
aan oe
 
(p+ B)4¢ Aa (BIC)
O°|
[rene are
) [
\ {
rec o
\ 1
\ °
\
ee O27
\ (
o PABHC = p+(B+C)
Similorlg
(a.8).c2 A. (8-¢)
le)fleplain the Lagic gates with Nert Louth table
8H Logic gates qrecthe basic elements thet axe made
juPp of & digital System
Ly These ase mainly 5 types of Sabie: gates
NOT gate +
=)The output is Complement of input
ifs oh
dagic cliagrarn
= Vos
TTayth ~fabte
| tip ofp
| ed
| Oat
| a)
IJAND gate +
[2 The output to bi
high-
 
igh wher all —the to put ai) oR gate =
3 the outputs high uohen any one of te inpud iS hah
Ave oe
a y
=) y=A+8
| Teath bye
jie olF
oe
jo oO O
jo | |
feo 1
Via
Sonn que |
The Oufput is high when any ne ot athe input is Pow
pile olp me
BR
Her aes,
=> Y=ABpe ae as high when beth Ris ‘
= fow
a
= ye HB
| syarth abe
| Cee)
° \
1 oO
O oO
\ ©
3,|a) Find he K-map fos aie fonchon
fre (04 12,46, FB 13,14 IS)t B (3,5,12)
0
°
I
\
 
 
 
    
 
 
 
sap GD CHD G45 C+D
| atB\follo| xX) © Ca
4 = Bega,
| 9 fed eps aa
ai sou P—
A+B ||) JR
Baw lo + Grs0uP= 3
g > CD
|Ate+CtD
 
by Find the KmaP -fox the functor
ee F(0)1, 2,24 1596, 24,25 26)+6 (8.9,10,11,12)
      
 
 
 
 
 
 
 
 
 
 
sult DE be _DE_DE Se BE DE DE
acl} | ty
| os
} 2 BC
Be
A=o x
Grour-4 5 GsouPp-2 54
= AB SADE
Fe AG+AOE +ECD 480 8E
 
Spla.) Timplement NOT, AND, OR using NAND gate
mi Nor gate_using NANP 92
Zwotgate 3 By NANgate 4
sy a
2) By idempotesy Davo (a. A=A)
= (A.A) =A
te (B= AMeese {meme
AND gate. using eS b gate bil
EB an’ gare A owl
A——“J . : rf
eee fo AB |
By frvetution’ 5 A-B=(« 6-2) foe |
cl |
pa aes |
v wa |
a (ree =F B |
OR gate. using NEL Pee : d
3 oR gate a
B at B acs ‘
2 otB= (e+8)) = (avaduticn)
= (aera) eee’)
ie’ (eo) - [e-8)) Cidemrctercs)
aD
“Ue oo
iD [© @E\-Ot+8
we
CBB)
 
 
GbFrnplement —fanction FEAR }BCICD Sing Basse
Gores
AB c
pest) ay #B+BC+ CD
ar >
iS
co
cD
Pp
4 Tinplement Ex-0R, EY-NOR using Noe gate
gall Ex-NOR Using WOR. Aaa ae
 
 
  
   
A.| Define Sen ttenenae ciacuit 1 Fheplaio decimal
addes and Bnosy addes
BoA Gmbinatonal Crscuit iS a type of digital
Ciscuit whse output iS detesmined solely by
ees Cussent INPUES, Without any memoxy of
Past tnpues Tn othes wosds, +t cloes not have
Stosage efements ot feed back fops, and
TES Output depends onby onthe PaeSent State
of the input. .
Decimal added +
=) BR decimal addex is acty Pe of Combination al
cist} that Pes Pome azithmetic o pesations on
Clecimal numbewS. Et adds two decimal digits
and Gnviders cassies that Can occus due
te dams excee ding q-
Binasy addes +
 
aa binasy) addex (S$ a Gmbinqttonal ciscuit
Clesigned +o add to binasy numbes
zi theserese, two sred OF Binary odlert.
) Hatt addes
tl) Fisk addeyi) Half addev +
rane Uieeee Teischit Storer eae
inputs + A ond 8
| outputs '- Sum and Cassy
ex3> pading Land 1
Sum =O
cary =|
iy Furladdes >
5 used in Compe
add et § -
Snputss A,B and Geey-in (ein)
et Cheutts Behar mutdi- BH birnsy
outputs > Sum , Cavey out (Cout)
| G2 adding 4,4 and cassyint
Gam= 4
Cassy -out = 4