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WorksheetsNUMBER SYSTEMS CW
Total questions: 10
Worksheet time: 12mins
Name
Class
Date
1.
Convert Decimal (61)10 to binary
a)
00111111
b)
10111101
c)
00111101
d)
11000010
2.
Convert (9A)16 to Decimal
a)
154
b)
155
c)
156
d)
139
3.
?(Which of the figures shown below represents the Exclusive-OR gate(XOR
a)
b)
c)
d)
4.
? Which of the Equations shown below represent the OR gate Boolean Expression
a)
x= a+b
b)
x= a.b
c)
both
d)
not any one
5.
A Flip- flop is the toggle condition occurs when
a)
J=1, K=1
b)
J=1, K= 0
c)
J=0, K=1
d)
J=0, K=0
6.
in T flip-flop if T = 0 the output state is
a)
Set
b)
Reset
c)
No change
d)
Invalid
7.
The truth table in fig represents ……………. gate
a)
AND
b)
XOR
c)
OR
d)
NAND
8.
Identify the type of shift register shown
a)
SISO
b)
SIPO
c)
PIPO
d)
PISO
9.
Identify the datasheet shown in fig
a)
7402 datasheet
b)
7408 datasheet
c)
7432 datasheet
d)
7486 datasheet
10.
JK flip flop has
a)
temporary memory
b)
true memory
c)
no memory
d)
random memory
Reset
