System board, microprocessor, and memory Flashcards

1
Q

What is a system board?

A

A system board controls communication throughout the computer system. All devices and components are connected to it, including external devices. It is a flat circuit board with sockets, slots, bus lines, and more.

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2
Q

Where is the system board located?

A

In cell phones, the system board is located behind the screen. In laptops and desktops, the system board is located on the bottom of the system unit or along one side.

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3
Q

What are sockets?

A

Sockets are connection points for chips.

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4
Q

What are chips?

A

Chips are tiny circuit boards etched onto squares of silicon.

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5
Q

What are slots?

A

Slots are connection points for specialized cards or circuit boards.

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6
Q

What are the different parts of a microprocessor?

A

Control unit, arithmetic logic unit, and the registers.

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7
Q

What is the control unit?

A

The control unit tells the computer system how to carry out instructions. It is a small part of the CPU.

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8
Q

What is the ALU?

A

The ALU performs arithmetic and logic operations like math and comparisons.

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9
Q

What are registers?

A

Registers, also known as cache, are small amount of fast memory used to store partial computations inside the processor.

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10
Q

What is word?

A

Word is the amount of bits that can be accessed at one time.

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11
Q

What is clock speed?

A

Clock speed is the number of times the Cpu can process data in one second. It determines the processing speed of a microprocessor.

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12
Q

What are multicore processors?

A

Multicore processors provide two or more separate independent CPUs.

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13
Q

What is parallel processing?

A

Parallel processing allows multicore processors to determine how to divide parts across each core.

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14
Q

What are coprocessors?

A

Coprocessors are specialty chips designed to improve specific computing operations.

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15
Q

What are graphics coprocessors?

A

Graphics coprocessors, also known as GPU, are designed to handle displaying 3D images and encrypting data.

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16
Q

What is memory?

A

Memory holds data, instructions, and information and, similar to the microprocessor, is contained on chips connected to the system board.

17
Q

Name the different types of memory.

A

RAM, ROM, Flash, DIMM, and Virtual.

18
Q

What is RAM?

A

Random access memory holds the program and data that the CPU is currently processing.

19
Q

What is ROM?

A

Read-only memory contains information from the manufacturer that can not be changed by the user.

20
Q

What is flash memory?

A

Flash memory can be updated to store new information, and the information is not lost when the computer system is turned off.

21
Q

What is cache memory?

A

Cache memory improves processing by acting as a temporary high-speed holding area between memory and CPU.

22
Q

What is DIMM?

A

Dual in-line memory is an expansion module that can be inserted into the system board. This allows the user to add more RAM to the computer system.

23
Q

What is virtual memory?

A

Virtual memory allows a computer to run a program that it doesn’t have enough memory to run.

24
Q

What is BIOS?

A

Basic input/output system are start-up instructions.

25
Q

What are SD cards?

A

SD cards are expansion cards.