Quiz 2

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Which of the following are examples of ASCII characters?

"!","@","$"

How many bytes are in a kilobyte?

1000

Which of the following represents the binary number 1011 in decimal?

11

A hexadecimal digit is a number in base ______

16

The number 5 in hexadecimal is ______ in decimal.

5

Which of the following represents the binary number 110100 in decimal?

52

How many bits are in a byte?

8

What does ALU stand for?

Arithmetic Logic Unit

The acronym CPU stands for

Central Processing Unit

If a piece of software designed to run on Windows XP can run on the latest version of Windows, we say the latest version of Windows is ____________.

backward compatible

How many bytes are in a gigabyte?

billion

A _______ number is represented by a string of 0's and 1's (e.g. 1010).

binary

What is typically the smallest addressable unit of memory on a computer system?

byte

________ is a small block of very fast memory typically between 512 Kb and 2 Mb in size.

cache

_______ is the rate at which a computer's CPU executes instructions.

clock speed

Producing output involves

communicating information to the outside world

By what unit is a modern computer's clock speed typically measured?

gigahertz

Which of the following is the main circuit board in computer that holds important hardware components such as the CPU, memory and hardware buses?

motherboard


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