Quiz 2
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