### Digital Electronics Objectives Part 04

**61 . ** (8)16 = (8)8 is **incorrect.**

**62 . ** Square root of 4 is **(F)16.**

**63 .** The binary number 101100.110 in octal number will be **154.6.**

**64 . ** The binary sum of 1110102 and 110112 is **10101012.**

**65 . ** The sum of 1110102 and 110112 in decimal for is** 85.**

**66 . ** In decimal system the base or radix is** 10.**

**67 . ** The radix of a hexadecimal system is **16.**

**68 . ** (100101)2 is** (37)10.**

**69 . ** Decimal 9 is represented as 1001 in BCD code is** incorrect statement.**

**70 .** (1111.11)2 is** (15.75)10.**

**71 .** The decimal equivalent of the hexadecimal number E5 is** 229.**

**72 . ** In 8421 binary coded decimal system the decimal number 237 is represented by **001000110111.**

**73 . ** **1011 + 1010 = 10101 and 1010 + 1101 = 10111** are correct binary addition.

**74 .** In the 8421 BCD code, the decimal number 125 is written as **1111101.**

**75 .** n a decimal digital computer, the number 127 is stored as **1111111.**

**76 . ** 10101.112 = 26.58 is** incorrect.**

**77 . ** **Binary = 001 to hexadecimal 2** is incorrect.

**78 . ** **Decimal = 0.796875 to binary = 0.100010** is incorrect.

**79 .** **1011012 ≠ 458.**

**80 . ** **0.0011 + 0.1110 ≠ 1.1001.**