Number Systems and Codes problems
- 1. The decimal number 18 is equal to the binary number ________.
Options- A. 11110
- B. 10001
- C. 10010
- D. 1111000 Discuss
Correct Answer: 10010
- 2. What is the decimal value of the hexadecimal number 777?
Options- A. 191
- B. 1911
- C. 19
- D. 19111 Discuss
Correct Answer: 1911
- 3. Convert the following BCD number to decimal.
010101101001bcd
Options- A. 539
- B. 2551
- C. 569
- D. 1552 Discuss
Correct Answer: 569
- 4. The binary number 1110 is equal to the decimal number ________.
Options- A. 3
- B. 1
- C. 7
- D. 14 Discuss
Correct Answer: 14
- 5. Convert the following decimal number to 8-bit binary.
187
Options- A. 101110112
- B. 110111012
- C. 101111012
- D. 101111002 Discuss
Correct Answer: 101110112
- 6. An analog signal has a range from 0 V to 5 V. What is the total number of analog possibilities within this range?
Options- A. 5
- B. 50
- C. 250
- D. infinite Discuss
Correct Answer: infinite
- 7. Convert 110010012 (binary) to decimal.
Options- A. 201
- B. 2001
- C. 20
- D. 210 Discuss
Correct Answer: 201
- 8. Convert 73116 to decimal.
Options- A. 216.4
- B. 985
- C. 3D9
- D. 1841 Discuss
Correct Answer: 1841
- 9. The decimal number 188 is equal to the binary number ________.
Options- A. 10111100
- B. 0111000
- C. 1100011
- D. 1111000 Discuss
Correct Answer: 10111100
- 10. A positive binary number is represented by a 1 sign bit.
Options- A. True
- B. False Discuss
Correct Answer: False
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