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| Transistors are simply small electronic switches that can be in either an on or an off state. |
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| A capacitor consists of three parts: an emitter, a collector, and a base. |
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A truth table with two inputs would have two rows.
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| The Boolean OR operator returns a 1 only when either or both of the inputs are 1. |
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| The AND operator has an output of 1 (true) only if both inputs are 0. |
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| The combinations of gates enables the computer to do all the things that it does. |
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| Each gate in a circuit reacts in a completely unpredictable way. |
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| The OR gate allows two inpurts and one output. |
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| The NOR gate is a combination of an OR gate and a(n) NAND gate. |
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| In the adder, the bits are added according to the rules of the hexadecimal numbering system. |
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| Decoder circuits perform functions such as addressing memory and selecting I/O devices. |
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| The flip-flop circuit latches onto a bit and maintains the output state until it's changed. |
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| Boolean expressions cannot be used to accurately predict what a circuit will do. |
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| The computer has a crystal clock called a control clock that times, or synchronizes, each of the steps in the fetch-execute cycle. |
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| Control wires contain the binary data that is being read from or written to memory and I/O. |
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| Bus wires are divided into six separate signal groups. |
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| The bus signal group data contains a clock-timing signal for the bus as well as other wires pertaining to timing and the bus protocol. |
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| ROM isn't erased when the computer power goes off. |
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| RAM is volatile, meaning that when the power goes off, RAM is cleared. |
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| The most commonly used form of mass storage is the floppy disk drive. |
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| Flash memory is nonvolatile. |
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| There are seven levels of RAID. |
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| The mouse serves as a primary input device. |
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CRT displays are much thinner and run at a much cooler temperature than LCD monitors.
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| Interrupt handling is a much more efficient method for processing I/O than polling. |
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| By switching on and off, the ___ can be used to represent the 1s and 0s that are the foundation of all that goes on in the computer. |
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| ____ algebra is concerned with the logic of the operators AND, OR, and NOT. |
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| The ___ operator works with a single input, and its purpose is to reverse the input. |
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| A transistor-based circuit in the computer that implements Boolean logic by creating a single output value for a given set of input values is known as a ____. |
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| The ___ gates are the basic building blocks of the CPU. |
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| The NAND gate takes the output of the AND gate and then ___ it with the NOT gate. |
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| The truth table for the ___ gate indicates that the output is 1 only when the inputs are different. |
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| A gate's output for any set of inputs follows the specifications given in the ___ table. |
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| One of the main functions of the ___ of the computer's CPU is to add numbers. |
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| The high-speed cache memory in your computer is made of many thousands of ___ circuits. |
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| Vacuum tubes were replaced with ___. |
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| Very Large-Scale Integration (VLSI) chips contain ___ of circuits. |
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| Most computers today are still based on the ___ architecture. |
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| The portion of the CPU responsible for mathematical operations is the ___. |
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| One of the basics of Von Neumann architecture is the ___ cycle. |
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| The term "___" refers to the family of components used to store programs and data. |
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| RAM is called "___" because it doesn't have to be read sequentially. |
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| Hard disks are made up of one or more metal platters with a coating consisting of ___ particles. |
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| A 120-mm disc used to store data, music, and video in a computer system by using laser technology is known as a(n) ___. |
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| Keyboards, and most other I/O devices, connect to the main board through a(n) ___. |
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| The process of painting an image on the screen of a monitor is called ___ scanning. |
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| Printer ___ ranges from 300 dpi to 2400 dpi for both inkjet and laser printers. |
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| The sound card fits into the ___ bus expansion slot of the main board. |
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| When an I/O device places a voltage signal on a(n) ___ line, the associated chip checks its priority before passing it on to the CPU. |
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| Factors such as memory type, bus speed, and even hard drive speed can affect overall speed far more than the ___ clock. |
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