Binary Code First Short Test

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Quizzes Created: 13 | Total Attempts: 54,648

Questions: 5 | Attempts: 2,981 | Updated: Mar 20, 2022

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Binary code is a coding system using the binary digits 0 and 1 to represent a letter, digit, or other character in a computer or other electronic device. The Binary Code First Short Test below is designed to help you get a better understanding of your course work before the exam. Give it a shot!

Questions and Answers

1.

How many bits are in a byte?
- A.
  
  1
- B.
  
  8
- C.
  
  10
- D.
  
  None
Correct Answer
B. 8

Explanation
A byte is a unit of digital information that consists of 8 bits. Each bit can represent either a 0 or a 1, allowing for a total of 256 possible combinations (2^8). Therefore, the correct answer is 8.

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1
0
2.

01001101 represents the letter M in
- A.
  
  Decimal.
- B.
  
  Hexadecimal.
- C.
  
  Kilobytes.
- D.
  
  Binary.
Correct Answer
D. Binary.

Explanation
The given binary code "01001101" represents the letter M in binary. Binary is a number system that uses only two digits, 0 and 1, to represent all numbers and characters. In this case, the binary code "01001101" corresponds to the letter M in the binary system.

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3.

Which of the following is in correct order, from smallest to largest?
- A.
  
  Byte, Kilobyte, Megabyte, Gigabyte, Terabyte
- B.
  
  Megabyte, Kilobyte, Terabyte, Gigabyte, Byte
- C.
  
  Byte, Kilobyte, Terabyte, Megabyte, Gigabyte
- D.
  
  Terabyte, Gigabyte, Megabyte, Kilobyte, Byte
Correct Answer
A. Byte, Kilobyte, Megabyte, Gigabyte, Terabyte

Explanation
The correct order, from smallest to largest, is Byte, Kilobyte, Megabyte, Gigabyte, Terabyte. This is because each unit is a multiple of 1024 of the previous unit. A Kilobyte is 1024 Bytes, a Megabyte is 1024 Kilobytes, a Gigabyte is 1024 Megabytes, and a Terabyte is 1024 Gigabytes. Therefore, Byte is the smallest unit and Terabyte is the largest unit.

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1
0
4.

In binary code, an 8-bit unit is called a ____________________.

Correct Answer
Byte
byte

Explanation
In binary code, an 8-bit unit is called a byte. The term "byte" is used to refer to a sequence of 8 bits, which is the basic unit of storage in computer systems. It is commonly used to represent characters, numbers, and other data in computer programming. The lowercase "byte" is also accepted as a correct term for an 8-bit unit in binary code.

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2
4 2
5.

2,000,000 bytes=________________MB

Correct Answer
2
2mb
2 mb
2MB
2 MB

Explanation
The given answer is correct because 2,000,000 bytes is equal to 2 megabytes (2MB). The "MB" stands for megabytes, which is a unit of digital storage.

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4 1

Binary Code First Short Test

How many bits are in a byte?

01001101 represents the letter M in

Which of the following is in correct order, from smallest to largest?

In binary code, an 8-bit unit is called a ____________________.

2,000,000 bytes=________________MB