Page 16 - TrackpadV5.1_class7
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b. How many digits are used in the hexadecimal number system?
(i) 8 (ii) 10
(iii) 12 (iv) 16
c. The right-most digit of the number having the lowest weight is called:
(i) MSD (ii) LSD
(iii) OSD (iv) None of these
d. The binary equivalent of the decimal number 26 is:
(i) 11010 (ii) 10100
(iii) 11100 (iv) 11001
e. Identify the result of adding 1 and 1 in binary.
(i) 0 with a carry of 1 (ii) 1
(iii) 10 (iv) 11
2. Fill in the blanks using the words from the help box.
A, F, 0, 1, Base-10, Byte, 8
a. A group of eight bits is called a __________.
b. The base of the octal number system is __________.
c. The binary number system uses the digits __________ and __________.
d. The decimal number system is also known as the __________ system.
e. The hexadecimal number system includes digits 0 to 9 and letters __________ to __________.
3. Write 'T' for true and 'F' for false.
a. The decimal number system has a base of 16.
b. The number 1010 in binary is equal to 10 in decimal.
c. The digit 0 in binary represents the electronic state On.
d. In binary subtraction, if 0 borrows 1, it becomes 10.
e. LSD stands for Least Significant Digit.
4. Answer in one or two words.
a. Identify the smallest piece of data recognised by a computer. ____________
b. Determine the number of bits in 1 nibble. ____________
c. Specify the digit represented by the letter 'A' in hexadecimal. ____________
d. Find the least significant digit in the number 724. ____________
14 Pro (V5.1)-VII

