2001. What is the binary representation of decimal number 21?
✅ C. 10101
a: 10110 | b: 10100 | c: 10101 | d: 15 Read more
Computer Science MCQs – Page 101
2002. What is the binary representation of decimal number 22?
✅ B. 10110
a: 10111 | b: 10110 | c: 16 | d: 10101 Read more
2003. What is the binary representation of decimal number 16?
✅ A. 10000
a: 10000 | b: 10001 | c: 1111 | d: 10 Read more
2004. What is the binary representation of decimal number 15?
✅ B. 1111
a: f | b: 1111 | c: 1110 | d: 10000 Read more
2005. What is the binary representation of decimal number 22?
✅ B. 10110
a: 10111 | b: 10110 | c: 16 | d: 10101 Read more
2006. What is the binary representation of decimal number 24?
✅ D. 11000
a: 10111 | b: 18 | c: 11001 | d: 11000 Read more
2007. What is the binary representation of decimal number 21?
✅ C. 10101
a: 10110 | b: 10100 | c: 10101 | d: 15 Read more
2008. What is the binary representation of decimal number 23?
✅ D. 10111
a: 17 | b: 11000 | c: 10110 | d: 10111 Read more
2009. What is the binary representation of decimal number 20?
✅ A. 10100
a: 10100 | b: 14 | c: 10011 | d: 10101 Read more
2010. What is the binary representation of decimal number 22?
✅ B. 10110
a: 10111 | b: 10110 | c: 16 | d: 10101 Read more
2011. What is the binary representation of decimal number 23?
✅ D. 10111
a: 17 | b: 11000 | c: 10110 | d: 10111 Read more
2012. Which type of memory is volatile?
✅ A. RAM
a: RAM | b: Blu-ray disc | c: SSD when unpowered | d: ROM Read more
2013. What is the binary representation of decimal number 14?
✅ D. 1110
a: 1111 | b: e | c: 1101 | d: 1110 Read more
2014. What is the binary representation of decimal number 20?
✅ A. 10100
a: 10100 | b: 14 | c: 10011 | d: 10101 Read more
2015. What is the binary representation of decimal number 21?
✅ C. 10101
a: 10110 | b: 10100 | c: 10101 | d: 15 Read more
2016. Which component performs arithmetic and logical operations in a CPU?
✅ C. Arithmetic Logic Unit (ALU)
a: Hard drive | b: Power supply | c: Arithmetic Logic Unit (ALU) | d: Control unit Read more
2017. What is the binary representation of decimal number 21?
✅ C. 10101
a: 10110 | b: 10100 | c: 10101 | d: 15 Read more
2018. What is the binary representation of decimal number 19?
✅ C. 10011
a: 13 | b: 10100 | c: 10011 | d: 10010 Read more
2019. What is the binary representation of decimal number 22?
✅ B. 10110
a: 10111 | b: 10110 | c: 16 | d: 10101 Read more
2020. What is the binary representation of decimal number 13?
✅ C. 1101
a: d | b: 1110 | c: 1101 | d: 1100 Read more