CGS 2100 Midterm Study Set: Engineering Terms & Definitions

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58 Terms

1
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The machine cycle consists of which four steps?

fetch, decode, execute, and store

2
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Which of the following could have a traditional (magnetic) hard drive?

Dell desktop computer

3
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The smallest image element is a(n)

Pixel

4
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A processor that consists of one control unit and one ALU is called a

single-core processor

5
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The ________ speed of the processor dictates the number of instructions that CPU can process per second.

clock

6
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RAM is ________ and has no moving parts.

electronic (solid state)

7
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The information in ________ is dumped when a computer is shut down.

RAM

8
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A multi-core processor has two or more ________; and is capable of ________.

Cores and hyperthreading

9
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The SSD cost is ________ than the traditional hard drive cost.

higher

10
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What are some characteristics of a 2-in-1 computer?

full operating system and touch screen monitor

11
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________ runs the processor faster than recommended by the manufacturer. This can increase performance and speed, but will also void the manufacturer warranty.

Overclocking

12
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Rank the following from fastest to slowest. The fastest should be on top.

1. Gigahertz

2. Megahertz

3.Kilohertz

4. Hertz

13
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The data amount defining each color in a pixel is ________.

Color depth

14
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Combining a desktop's power with a clean look, ________ computers are popular with companies. However, their inability to expand makes them less popular with serious gamers.

All-in-one

15
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The correct way to measure the screen size of a computer monitor is?

diagonally from one corner to the other

16
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1. not mobile, but allows for relatively easy upgrade and expansion

2. clamshell (hinged) type computer

3. not mobile, but since most of it's components are housed behind the monitor it takes relatively little space on your desk

4. highly mobile—you can use it while standing or walking around

1. Desktop

2. Laptop

3. All-in-one 4. Tablet

17
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Lightning connectors and ports are used by which company?

Apple

18
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Choose what all-in-one computers actually mean.

1. All-in-one computers house every component except the keyboard and mouse inside the same case as the monitor.

2. An all-in-one computer is a stationary device with a separate keyboard and mouse.

19
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Some computers use ________ to represent characters in a binary format.

ASCII

20
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What is the primary purpose of fragmenting your hard drive?

reduces the time it takes to find files on a hard drive

21
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Common names for a USB drive include?

1. Thumb drive

2. Flash drive

3. Jump drive

22
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A channel over which information flows inside a digital device is called a ________.

Bus

23
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1. a slot or hole that matches the cord or expansion card being connected to the port

2. On a cable, the connector is the end that connects to a port.

3. allows for data transfer between devices and for devices to be electrically charged

4. the type of port commonly found on Mac laptops

1. Port

2. Connector

3. USB

4. Thunderbolt

24
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This type of connector is the most common type of connection to a computer for peripherals (printers, monitors, storage devices, etc.).

USB

25
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Typical tablet computer or smartphone SSD capabilities are measured in ________.

Gigabytes

26
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A ________ is the smallest unit of data that a computer can process.

Bit

27
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1. Mouse

2. Speaker

3. External Hard drive

1. Input device

2. Output device

3. Storage device

28
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Which of the following are true regarding high-definition displays?

1. Typically have aspect ratios of 16:9

2. Typically have 1080 horizontal lines of pixels

29
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Magnetic Ink Recognition (MICR) is a technology that is most commonly seen on ________.

Checks

30
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Select the technologies used by facial recognition software.

1. 3-D mapping

2. Feature charting

3. Skin texture analysis

31
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Select the true statements regarding an LED display.

1. Can be extremely thin

2. Great for well-lit areas

3. Extremely energy efficient

32
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Select the input devices often found at a point-of-sale station.

1. Bar code or UPC reader

2. Keypad

3. UPC scanning wand

4. Receipt printer

33
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The technology that uses the reflection of a laser of the graphite left by a #2 pencil to determine if a bubble has been filled in is called

OMR

34
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This technology provides short-distance wireless communication between electronic devices using extremely low power radio signals.

Bluetooth

35
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Inkjet printers are often sold ________ their production cost.

Below

36
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Which devices use a virtual keyboard?

1. Tablet

2. Smartphone

37
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These facilitate getting data and information into your computer.

Input device

38
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Select the current uses for RFID tags.

1. Pet identification

2. Package tracking

3. Inventory tracking

39
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Select the characteristics of a plotter.

1. Prints large graphic displays

2. Mechanically moves a pen over a large sheet of paper

40
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Select the peripherals.

1. Printer

2. Monitor

41
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Which are true regarding a screen's resolution?

1. Equals the number of pixels in a display

2. Measures image quality

42
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Which are true regarding a display's refresh rate?

1. Describes how fast each pixel in a display is updated

2. The higher the refresh rate, the smoother the video.

3. Videos play best with refresh rates at even multiples of the frame rate.

43
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Select the popular video teleconferencing applications.

1. Apple facetime

2. Microsoft Skype

3. Google+ Hangout

44
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The number of bits of data describing each pixel in a display is referred to as ________.

Color depth

45
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Which of the following statements are true?

1. DVDs and Blu-rays are considered optical media

2. DVDs use longer wavelength (red spectrum) lasers.

46
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Smartphone cameras work by focusing incoming light onto what type of array that captures images?

Active pixel scanner

47
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Select the traits that are currently used for biometric identification.

1. fingerprints

2. Irises

3. Stride

48
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Most laptops, tablets, and smartphones use a(n) ________ display.

LCD

49
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Which of the following refer to ultra-high-definition television displays?

1. 4k UHD

2. 8k UHD

3. Ultra HD

50
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Select the three main ways of detecting and recording fingerprints.

1. Ultra sonic

2. Optical

3. Capacitance

51
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This type of analysis or walking stride identification is valuable because it can be used at night or through walls with infrared cameras or even with satellite imagery.

Gait analysis

52
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Select the statements that refer to the term "dot pitch."

1. The distance between two adjoining sub-pixels in a display

2. The closer the spacing (the smaller the dot pitch) the sharper the image

53
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To improve the sound quality of their smartphones, many users purchase larger external ________ to listen to music.

Speaker

54
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Using cells of ionized gas to create images, ________ displays are actually becoming less popular.

Plasma

55
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A description of the difference in the luminance of a display's white pixels compared to the black pixels is called ________.

Contrast ratio

56
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Select the input devices often found with a point-of-sale system.

1. MICR

2. QR code reader

57
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Select the characteristics of thermal printing.

1. Commonly used for printing receipts

2. Paper turns black when heated.

58
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With ____ recognition technologies, frequency, pitch, speech rhythms, and other characteristics are charted and compared to existing records.

Voice