The MSB of 11001 is _______

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Home ‣ Digital Electronics ‣ Number Systems and Codes Comments

Question
The MSB of 11001 is ________.
Options
A. 1
B. 1100
C. C
D. 19₁₆

Correct Answer

Number Systems and Codes problems

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1. Resistors?usually 300 Ω apiece?inserted between a decoder and a 7-segment display are ________.
Options
A. pull-up resistors to keep logic HIGH when the input is open
B. sense resistors to enable a test of logic levels
C. current limiting resistors for the 7-segment display
D. surge resistors to prevent damage from power-line variations

Discuss

Correct Answer: current limiting resistors for the 7-segment display

2. Adding a zero to the leftmost bit of an ASCII code is called ________.
Options
A. extra zero
B. zero padding

Discuss

Correct Answer: zero padding

3. A complete alphanumeric code would include 26 lowercase letters, 26 uppercase letters, 10 numeric digits, 7 punctuation marks, and anywhere from ________ to ________ other characters.
Options
A. 5, 10
B. 10, 15
C. 10, 20
D. 20, 40

Discuss

Correct Answer: 20, 40

4. Hexadecimal AA is ________ in decimal.
Options
A. 165₁₀
B. 170₁₀
C. 186₁₀
D. 176₁₆

Discuss

Correct Answer: 170₁₀

5. Hexadecimal 16 is ________ in decimal.
Options
A. 32₁₀
B. 22₁₀
C. 25₁₀
D. 27₁₀

Discuss

Correct Answer: 22₁₀

6. The ________ code represents alphanumeric characters as seven-bit binary numbers.
Options
A. ASCII
B. octal
C. alphanumeric
D. Boy Scout

Discuss

Correct Answer: ASCII

7. The Ex-NOR is sometimes called the equality gate.
Options
A. True
B. False

Discuss

Correct Answer: True

8. The odd/even parity system would require a sixth bit to be added to a 4-bit system.
Options
A. True
B. False

Discuss

Correct Answer: False

9. In an exclusive-OR, both inputs cannot be HIGH to provide a HIGH output.
Options
A. True
B. False

Discuss

Correct Answer: True

10. Using the CPLD design environment, we can simulate any combinations of inputs and observe the resulting output to check for proper circuit operation.
Options
A. True
B. False

Discuss

Correct Answer: True

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The MSB of 11001 is ________.

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