[DOC] [TLE] Chapter 1 - Introduction to Computers - University of West Florida [PAR] Finally, you learn how people use computers to provide information. ... operating 
under the control of instructions stored in its own memory, that can ... Hardware is 
the electric, electronic, and mechanical equipment that makes up a computer. ... 
cycle operations (input, process, output, and storage) with amazing speed,... [DOC] [TLE] Chapter 4 - The Component of the System Unit [PAR] A personal computer's CPU usually is contained on a single chip, which some 
call a ... Most high-performance PCs use a processor from Intel called the 
Pentium processor. ... one million bytes, and a gigabyte (GB) is approximately 
one billion bytes. ... Describe how buses contribute to a computer's processing 
speed. [DOC] [TLE] Computer's Performance [PAR] Clock speed, a.k.a. Processor speed is often played up to be the major factor in a 
... the computer's CPU is probably hovering around 1 or 2 percent of it's total 
speed. ... Level 1 (L1) and Level 2(L2) cache is usually onchip RAM that is 
extremely fast. ... each clock cycle (a 1GHZ chip does 1 billion clock cycles per 
second). [DOC] [TLE] Basic Computer Terminology - ZeroCut.com [PAR] bit - the smallest piece of information used by the computer. ... backup - a copy of 
a file or disk you make for archiving purposes. ... byte - a piece of computer 
information made up of eight bits. ... instruction processing speed of a computer 
measured in millions of cycles per second .... nanosecond - one billionth of a 
second. [DOC] [TLE] Introduction To Computers [PAR] Input devices accept data in a form that the computer can use; they then ... 
processing on a personal computer, using the hardware shown in Figure 1. ... 
These same components make up all computer systems, whether small, medium, 
or large. .... high speeds-millions of instructions per second-and have access to 
billions of... [DOC] [TLE] Introduction to Computer Information Systems/The System Unit ... [PAR] "Bytes", which are made up of "bits", are commonly used when referring to the ... 
or one million bytes, a Gigabyte represents 1,0000,000,000 or one billion bytes, 
etc. .... This makes them easier to download, send over the internet, or even store 
..... Another way to speed up your computer with out having to invest in a whole... [DOC] [TLE] CPU Speed - The Tech-FAQ [PAR] Mar 11, 2016 ... CPU speed is not a good indicator of CPU performance. ... speed, means that 
one billion cycles can be completed per second. ... This multiplies the amount of 
cycles a CPU can make per second, as each core can perform its cycles in ... A 
cache enables the CPU to access recently used information very... [DOC] [TLE] What is clock speed? - Definition from WhatIs.com [PAR] In a computer clock speed refers to the number of pulses per second ... of pulses 
per second) or GHz (gigahertz, or billions of pulses per second). ... The type of 
microprocessor, the bus architecture, and the nature of the instruction set all 
make a difference. ... Some processors execute only one instruction per clock 
pulse. [DOC] [TLE] Personal computer - Wikipedia [PAR] A personal computer (PC) is a general-purpose computer whose size, 
capabilities, and price make it feasible for individual use. PCs are intended to be 
operated directly by an end-user with only a general .... NASA bought at least ten 
Programma 101s and used them for the calculations for the 1969 Apollo 11 Moon 
landing. [DOC] [TLE] BBC Bitesize - GCSE Computer Science - CPU and memory ... [PAR] There are four key factors about CPU architecture that affect its performance: ... A 
CPU can contain one or more processing units. ... A 2 gHz CPU performs two 
billion cycles a second. ... Some people increase a CPU clock speed to try to 
make their computer run faster .... A 16 bit process can process words of up to 16 
bits. [DOC] [TLE] Kilobytes

Question: It's used to indicate the speed of a computer operation; one billion of them make up a second
Answer: a nanosecond