Processing information involves:
performing arithmetic or logical operations on information that is input.
Producing output involves:
communicating information to the outside world.
Hardware components are:
physical parts of a computer system
The most common input devices include:
mice and keyboards.
The primary output device for computers is a:
The hardware device commonly referred to as the "brain" of the computer is the:
CPU stands for:
central processing unit.
The CPU is also known as the:
The primary difference between RAM and secondary storage devices is:
the length of time data is stored.
RAM is also known as:
If a user needs information instantly available to the CPU, it should be stored:
Storage devices include all of the following EXCEPT:
The input, output, and storage devices are known as:
Digital means that computer information is discrete and countable, subdivided into:
The smallest unit of information a computer can understand and process is known as a:
A bit can have two values:
0 and 1.
there are two possibilities: on and off.
A group of 8 bits is known as a:
The binary system uses the power of:
A byte can represent any number between 0 and:
The most widely used code that represents each character as a unique 8-bit code is:
ASCII stands for:
American Standard Code for Information Interchange.
In ASCII, ____________ characters can be created.
An advanced coding scheme that incorporates Chinese, Greek, Hebrew, and Japanese is known as:
1,024 bytes of data is a:
Approximately 1,000 megabytes is a:
The largest storage devices commonly available today are able to store:
The unit that transforms input into output is known as the:
The motherboard is the:
circuit board that contains a CPU and other chips.
Backward compatibility means that:
a Pentium 4 chip can handle processing previously done by a Pentium III.
Linux is a(n):
The clock of a computer system is the:
timing device that produces electrical pulses to synchronize the computer's operations.
A computer's clock speed is measured in:
The word size of a typical PC's CPU is:
32 or 64 bits.
The ____________, by Intel, is a 64-bit processor.
When two processors are employed in a computer, it is known as:
Units that work together in the CPU include all EXCEPT:
The CPU's ALU contains:
The part of the CPU that instructs the bus unit to read instructions stored at a certain memory address is known as the:
The storage area for the next likely data or instruction to be processed, preventing bottlenecks and slowing of the system, is known as:
RAM stands for:
Random Access Memory.
Information stored in RAM is considered volatile, which means it is:
not held permanently, only temporarily.
The memory that stores the computer's date, time, and calendar is the:
The time for the processor to retrieve data from memory is measured in:
The circuit board that contains RAM chips is known as a:
The permanently etched program in ROM that automatically begins executing the computer's instructions is the:
The groups of wires that transfer data are known as the:
Expansion cards are inserted into:
External devices such as printers, keyboards, and modems are known as:
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.