Digital Electronics - Number Systems and Codes

Exercise :: Number Systems and Codes - Filling the Blanks

1.

A complete alphanumeric code would include 26 lowercase letters, 26 uppercase letters, 10 numeric digits, 7 punctuation marks, and anywhere from ________ to ________ other characters.

 A. 5, 10 B. 10, 15 C. 10, 20 D. 20, 40

Explanation:

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2.

Hex 4B5258 is ________ in ASCII code.

 A. FGM B. KLM C. KRX D. JQW

Explanation:

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3.

Most computers store data in strings of ________ bits called a ________.

 A. 8, word B. 8, byte C. 16, word D. 16, byte

Explanation:

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4.

The ________ code represents alphanumeric characters as seven-bit binary numbers.

 A. ASCII B. octal C. alphanumeric D. Boy Scout

Explanation:

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5.

Hexadecimal 16 is ________ in decimal.

 A. 3210 B. 2210 C. 2510 D. 2710