5.6 Computer Structure NEW Flashcards

1
Q

An IC is made up of lots of?

A

Gates which are made of Transistors that switch between 2 states, ON and OFF

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2
Q

A nibble is?

A

4 Bits of data

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3
Q

A byte is?

A

8 Bits of data

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4
Q

A byte of information can output?

A

256 possible combinations

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5
Q

What does the Control Section of a CPU instruct?

A
  1. Transfer
  2. Arithmetic
  3. Logic
  4. Control
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6
Q

What does the Transfer instruction do?

A

Move data from one location to another.

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7
Q

What does the arithmertic instruction do?

A

Combine 2 pieces of data to form a single piece of data.

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8
Q

What does the arithmetic logic section of a CPU do?

A

Performs all arithmetic operations, adding, subtracting, multiplying and dividing.

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9
Q

What is the purpose of the Memory Section?

A

Essentially a filing cabinet with a large number of storage locations called address’s or registers.

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10
Q

What does the operating system do?

A

Control the execution of other programs.

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11
Q

Motherboards contain all the interconnecting circuitry and plug in points, what are they?

A

1.Graphics Card
2. Sound cards
3. Memory Cards
4. Floppy and CD drives

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12
Q

What is computer hardware?

A

Anything you can physically touch

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13
Q

Some of the common types of internal storage used in todays computers are?

A

Magnetic core, magnetic tape, magnetic disk, Semiconductor.

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14
Q

This memory device is classified as?

A

Non Volatile.

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15
Q

What type of storage is this?

A

Magnetic tape

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16
Q

Explain Non Volatile memory

A

Memory that contains its data even after power is removed.

17
Q

Explain Volatile memory

A

Memory that loses all its data once power is removed.

18
Q

Which volatility is silicon memory?

19
Q

What are the advantages of semiconductor storage?

A
  1. Fast internal processing speeds
  2. High reliability
  3. Low power consumption
  4. High Density
  5. Low cost
20
Q

What are your PRIMARY internal storage?

A
  1. Read-Only Memory (ROM)
  2. Random-Access Memory (RAM)
  3. Programmable Read-Only Memory (PROM)
  4. Erasable Programmable Read-only Memory (EPROM)
21
Q

Which volatility is Random Access Memory?

22
Q

nce Programmable Read-Only Memory (PROM) has been written into?

A

It can never be altered or changed.

23
Q

What is the advantage of Reasable Programmable Read-Only Memory?

A

It can be erased if and when needed with a burst of ultra violet light.

24
Q

Briefly describe Random Access Memory (RAM)

A

Not for storage, simply a working area, READ/WRITE and rub them off.

25
What volatility is Secondary storage?
Non-Volatile
26
What are your Secondary storages?
Magnetic Disk, Tape and Drum, floppy disk
27
What is Secondary storage?
Memory storage outside the main body of the computer (Floppy Disk,Disc etc)
28
What is the term that loads a little program from the disk that tells it how to load a second, bigger program?
Bootstrapping
29
What is this image? and how many inputs does it have?
Half Adder, 2 inputs
30
What is this image and how many inputs does it have?
Full adder, 3 inputs