B.COM 3RD YEAR IT MCQ
1. The given hexadecimal number (1E.53)16 is equivalent to ____________ a) (35.684)8 b) (36.246)8 c) (34.340)8 d) (35.599)8 View Answer Answer: b 2. The octal number (651.124)8 is equivalent to ______ a) (1A9.2A)16 b) (1B0.10)16 c) (1A8.A3)16 d) (1B0.B0)16 View Answer Answer: a 3. The octal equivalent of the decimal number (417)10 is _____ a) (641)8 b) (619)8 c) (640)8 d) (598)8 View Answer Answer: a 1. What is the addition of the binary numbers 11011011010 and 010100101? a) 0111001000 b) 1100110110 c) 11101111111 d) 10011010011 View Answer Answer: c 2. Perform binary addition: 101101 + 011011 = ? a) 011010 b) 1010100 c) 101110 d) 1001000 View Answer Answer: d 3. Perform binary subtraction: 101111 – 010101 = ? a) 100100 b) 010101 c) 011010 d) 011001 View Answer Answer: c 4. Binary subtraction of 100101 – 011110 is? a) 000111 b) 111000 c) 010101 d) 101010 View Answer Answer: a 5. Perform multiplication of the binary numbers: 01001 × 01011 = ? a) 001100011 b) 110011100 c) 010100110 d) 1