Digital Design Exam 1 Review (2025
updated) questions n answers
Express 100011(base 2) in Decimal - correct answer ✔✔35
Express 47(base 10) in Binary - correct answer ✔✔101111
Express C4.A(base 16) in Binary - correct answer ✔✔11000100.1010
Express the decimal numbers 0-8 in base 5 - correct answer ✔✔0, 1, 2, 3, 4, 10, 11, 12, 13
Add positive binary numbers 111101 and 11010 together - correct answer ✔✔1010111
Assume an 8 bit computer representing numbers in 2's compliment form. Find A-B using 2's
compliment addition. A=00111001 B=00100110 - correct answer ✔✔00011011
Assume a 4-bit digital system using the 2's compliment system. What is the range of numbers
that it can store? - correct answer ✔✔7 to -8
Can all the decimal digits be expressed with a weighted 7,4,2,1 code? - correct answer ✔✔Yes
Simplify the function using Boolean algebra: F=ABC+A'+ABC' - correct answer ✔✔F=A'+B
Find F' if F=AB'+(C'+D) - correct answer ✔✔F'=(A'+B)(CD')
updated) questions n answers
Express 100011(base 2) in Decimal - correct answer ✔✔35
Express 47(base 10) in Binary - correct answer ✔✔101111
Express C4.A(base 16) in Binary - correct answer ✔✔11000100.1010
Express the decimal numbers 0-8 in base 5 - correct answer ✔✔0, 1, 2, 3, 4, 10, 11, 12, 13
Add positive binary numbers 111101 and 11010 together - correct answer ✔✔1010111
Assume an 8 bit computer representing numbers in 2's compliment form. Find A-B using 2's
compliment addition. A=00111001 B=00100110 - correct answer ✔✔00011011
Assume a 4-bit digital system using the 2's compliment system. What is the range of numbers
that it can store? - correct answer ✔✔7 to -8
Can all the decimal digits be expressed with a weighted 7,4,2,1 code? - correct answer ✔✔Yes
Simplify the function using Boolean algebra: F=ABC+A'+ABC' - correct answer ✔✔F=A'+B
Find F' if F=AB'+(C'+D) - correct answer ✔✔F'=(A'+B)(CD')
