Number Systems and Codes problems
- 1. Most computers store data in strings of ________ bits called a ________.
Options- A. 8, word
- B. 8, byte
- C. 16, word
- D. 16, byte Discuss
Correct Answer: 8, byte
- 2. Decimal 37 is ________ in binary with an even parity bit.
Options- A. 00100101
- B. 10100101
- C. 11000100
- D. 01001011 Discuss
Correct Answer: 10100101
- 3. The two digits in the binary number system are ___ and ___.
Options- A. 1, 2
- B. H, L
- C. T, F
- D. 0, 1 Discuss
Correct Answer: 0, 1
- 4. Whenever information is transmitted from one device to another, there is a possibility that ________.
Options- A. one device is off
- B. errors will occur
- C. there is a full moon
- D. the data will be received as transmitted Discuss
Correct Answer: errors will occur
- 5. Decimal 42 is equivalent to binary ________.
Options- A. 01000010
- B. 52
- C. 2A
- D. 101010 Discuss
Correct Answer: 101010
- 6. The decimal number ?128 is represented in the signed 2's complement system as ________.
Options- A. 1111 1110
- B. 0111 1111
- C. 1000 0000
- D. 1111 1111 Discuss
Correct Answer: 1000 0000
- 7. ________ symbols are needed to represent all digits in hexadecimal.
Options- A. Six
- B. Ten
- C. Twelve
- D. Sixteen Discuss
Correct Answer: Sixteen
- 8. Hex 4B5258 is ________ in ASCII code.
Options- A. FGM
- B. KLM
- C. KRX
- D. JQW Discuss
Correct Answer: KRX
- 9. The ________ number system has a base of sixteen.
Options- A. Johnson
- B. hexadecimal
- C. binary
- D. octal Discuss
Correct Answer: hexadecimal
- 10. Overflow can occur if two signed numbers are added and ________.
Options- A. they have opposite signs
- B. they have the same sign
- C. both of the above
- D. none of the above Discuss
Correct Answer: they have the same sign
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