CSC DC Chapter 6 – Flashcards

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question
If you see eight numbers such as 01000101 grouped together and you are told these numbers represent the letter E, what is this combination of numbers called?
answer
A coding scheme
question
You are going to purchase a mass-produced computer from your local computer store. Which of the following is likely a component you can customize?
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Processor type
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When determining the amount of RAM necessary for a computer you wish to purchase, what should you consider?
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The types of software you plan to use
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Computer memory and computer storage are available in varying sizes. Which of the following is the largest amount of memory or storage?
answer
Terabyte (TB)
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What is unique about a multi-core processor?
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It is a single chip with two or more separate processor cores
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The accompanying figure shows which of the following kinds of modules, which are small circuit boards where RAM chips usually reside, being inserted into the motherboard?
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Memory
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Which of the following means the computer automatically can configure cards like the one in the accompanying figure and other peripherals as users install them?
answer
Plug and Play
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Which of the following should you have if you plan to connect your computer or mobile device to a wired computer network?
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Ethernet port
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When your friend opened the case containing the electronic components of his computer, he saw the main circuit board for the computer. What is this circuit board called?
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Motherboard
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Which of the following interprets and carries out the basic instructions that operate a computer?
answer
CPU
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Your business is looking to rely on cloud computing services to provide system backup and the archiving of earlier versions of files, for example. What is the term for this?
answer
Storage as service
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Which of the following is the component of the processor that directs and coordinates most of the operations in the computer?
answer
Control unit
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What are the three categories of items stored in computer memory?
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Operating system and other programs; applications; data being processed
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The faster the clock speed, the more of these the processor can execute per second. What are they?
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Instructions
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What is the purpose of the system bus?
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It connects the processor to main memory
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Which of the following is a cache separate from the processor chip on the item shown in the accompanying figure?
answer
L3 cache
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In your engineering class, you are required to calculate the approximate size of a series of chips. Which of the following is true?
answer
Most chips are no bigger than one-half-inch square.
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In the accompanying figure, what on the motherboard holds the memory modules?
answer
Memory slots
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If a computer advertisement states a computer operates at 5 GHz, what does that mean?
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The system clock has a clock speed of five billion clock cycles per second.
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As shown in the accompanying figure, which of the following kinds of card is a circuit board that enhances functions of a component of the system unit and/or provides connections to peripherals?
answer
Adapter
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Which of the following is a type of nonvolatile memory that can be erased electronically and rewritten?
answer
Flash memory
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Which of the following are small high-speed storage locations contained by the processor that temporarily hold data and instructions?
answer
Registers
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On which of the following does battery life depend?
answer
Usage
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Your business is looking to rely on cloud computing services to make data available to its developers to incorporate in applications. What is the term for this?
answer
Data as a Service
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A computer technician told your friend he needed a circuit board that provides a connection to a peripheral device for use with his computer. What category of circuit board should your friend purchase?
answer
Adapter card
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Which of the following is NOT true of the new multi-core processor you have just purchased?
answer
Each processor core on the multi-core processor runs at a faster speed than a single-core processor
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What does CMOS, which provides high speeds and consumes little power, stand for?
answer
Complementary metal-oxide semiconductor
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One gigahertz (GHz) equals how many ticks of the system clock per second?
answer
One billion
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Which of the following rests below a laptop and protects the computer from overheating and also your lap from excessive heat?
answer
Cooling pad
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Your business is looking to rely on cloud computing services to manage your company's hardware, for example. What is the term for this?
answer
Infrastructure as Service
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Which of the following consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information)?
answer
Memory
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Which of the following are the two leading manufacturers of personal computer processor chips?
answer
Intel and AMD
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AMD is the leading manufacturer of which of the following kinds of processors, which have an internal design similar to Intel processors, perform the same functions, can be powerful, but are often less expensive?
answer
Intel-compatible
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Which of the following allows the processor to communicate with peripheral devices?
answer
Expansion bus
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Which of the following is measured by the number of ticks per second?
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Clock speed
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What are three names for the electronic component that interprets and carries out the basic instructions that operate a computer?
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CPU, processor, central processing unit
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To which of the following is a control unit most analogous?
answer
Traffic officer
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Which of the following cards converts computer output into a video signal that travels through a cable to the monitor, which displays an image on the screen?
answer
Graphics
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Which of the following describe computer memory?
answer
Electronic components that store, among other things, instructions waiting to be executed by the processor
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The processor relies on which of the following to control the timing of all computer operations?
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System clock
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Which of the following is a kind of ROM chip that contains permanently written data, instructions, or information that is recorded when the chip is manufactured?
answer
Firmware
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What is the best analog for a 32-bit bus?
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A 32-lane highway
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When your friend turns off her computer, what kind of memory loses its contents?
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Volatile
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What are the roles of the control unit and the ALU?
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The control unit directs the operations of the ALU
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Which of the following is the main circuit board of the system unit?
answer
System board
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Memory access times can be measured in fractions of a second. When measuring memory access times, which of the following is the fastest?
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Picosecond
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What is the unit of measurement for the clock speed for the channel shown in the accompanying figure?
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Hertz
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What is the term for an electrical channel within the circuitry of a computer than can transfer 8 bytes of data at a time?
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64-bit bus
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What method do chip manufacturers use to identify their chips?
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Model name or number
question
What is memory access time?
answer
The amount of time it takes the processor to read data, instructions, and information from memory
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