
Quiz on Data Operations
Authored by Nhân Hoàng Quang
Computers
12th Grade
Used 9+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
_______ is an arithmetic operation.
The exclusive OR
The unary NOT
Subtraction
The binary AND
2.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
_______ is a logical bit operator.
The exclusive OR
The unary NOT
The binary AND
Exclusive OR, unary NOT, or binary AND
3.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
The _______ method of integer representation is the most common method for storing integers in computer memory.
Sign-and-magnitude
One's complement
Two's complement
Unsigned integers
4.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
In two's complement addition, if there is a final carry after the left-most column addition, _______.
Add it to the right-most column
Add it to the left-most column
Discard it
Increase the bit length
5.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
For an 8-bit allocation, the smallest decimal number that can be represented in two's complement form is _______.
−8
−127
−128
−256
6.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
For an 8-bit allocation, the largest decimal number that can be represented in two's complement form is _______.
8
127
128
256
7.
MULTIPLE CHOICE QUESTION
15 mins • 20 pts
In two's complement representation with a 4-bit allocation, we get _______ when we add 1 to 7.
8
1
−7
−8
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