Boolean Algebra With The Logic Gates
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- 1.Which gate only has an output of 1 if both inputs are 1?
- A.
OR
- B.
NAND
- C.
NOR
- D.
AND
- 2.Which gate has an output of 1 if one but not both of the inputs is 1?
- A.
OR
- B.
XOR
- C.
NOT
- D.
AND
- 3.Which gate has an output of 1 unless both inputs are 1?
- A.
NAND
- B.
AND
- C.
XOR
- D.
NOR
- 4.Logic gates must have two inputs and one output
- A.
True
- B.
False
- 5.XOR gates can be made from
- A.
All NAND gates
- B.
All NOR gates
- C.
All NOT gates
- D.
AND, OR and NOT gates
- 6.NOR gates can be represented in logic notation as [Blank]
- 7.It is possible to build up any logic gate using only NAND gates
- A.
True
- B.
False
- 8.In boolean algebra, which operation does putting a bar above a letter represent
- A.
AND
- B.
NOT
- C.
OR
- D.
None of the above
- 9.In boolean algebra, which operation does a + represent
- A.
OR
- B.
AND
- C.
NOT
- D.
None of the above
- 10.What is a logic circuit?
- A.
A logic gate with three inputs and two outputs
- B.
A combination of logic gates whose output is always the same as its input
- C.
A combination of logic gates that carry out a particular function
- D.
A combination of logic gates whose output is always the same regardless of input
- 11.If both inputs are 1 in an OR gate the output will be 0
- A.
True
- B.
False
- 12.When constructing truth tables, you have to consider every last possible output
- A.
True
- B.
False
- 13.Which gate gives outputs which are opposite to the outputs given by a NAND gate?
- A.
AND
- B.
OR
- C.
NOR
- D.
NOT
- 14.Which gate will only output 1 if both inputs are 0?
- A.
NOR
- B.
OR
- C.
XOR
- D.
NAND
- 15.Logic circuits cannot have more than 2 inputs
- A.
True
- B.
False
- 16.Logic gates take in binary inputs and produce a [Blank] output
- 17.To make your output the inverse of your input you can use the [Blank] gate
- 18.The logic notation for a XOR gate is[Blank]
- 19.Hexadecimal is a base [Blank] system
- 20.Convert the hexadecimal A to binary
- A.
0001
- B.
1010
- C.
1111
- D.
1001
- 21.A hexadecimal digit is equivalent to four binary digits
- A.
True
- B.
False
- 22.What is a memory dump?
- A.
Unused storage space
- B.
A USB that can contain up to 200 petabytes
- C.
A type of virus that downloads random information into your computer
- D.
When memory contents are output to a monitor or printer
- 23.Which logic gate can be represented by a triangle with a circle on one of its points?
- A.
NAND
- B.
OR
- C.
AND
- D.
NOT
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