CS 100 Midterm

Also known as additive manufacturing (AM), ________ printing sprays successive layers of material tocreate an object.

3-D

Sometimes used to create prototype models for casting, ________ printing is also known as additivemanufacturing.

3-D

The boot process consists of how many steps.

4

When you buy a new laptop, how much RAM should it come with?

4-8 gb

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

4K UHD 8K UHD UltraHD

Which of the following are output?

A YouTube video displayed on a screen An antilock brake system applying brakes

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

Active pixel scanner

Select what's true regarding all-in-one computers

All-in-one computers house every component except the keyboard and mouse inside the same case as the monitor. An all-in-one computer is a stationary device with a separate keyboard and mouse.

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

Bar code or UPC reader Keypad UPC scanning wand

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

Bluetooth

Select the true statements regarding an LED display.

Can be extremely thin Great for well-lit areas Extremely energy efficient

Printer manufacturers advertise the quality of their products by stating how many ________ they produce.

DPI

Select two optical drives.

DVD drive Blu-ray player

How is screen size measured?

Diagonally from a top corner to a bottom corner of a visible display

While conducting a self-assessment of software needs, many business schools will require the use ofprograms like Microsoft programs like _____ and _____.

Excel Access

A pixel is the largest element in an electronic image.

False

As technology advances there are fewer keyboard options available for computer users.

False

Traditional hard drives have no moving parts.

False

A port that allows the transfer of high quality video and audio signals is called a(n) ________ port.

HDMI

MEMS chips are used in which of the following?

Hearing Aids Smartphones

Smartphone features include

Internet capability. touch screen. front/back facing cameras. speaker.

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

MICR QR Code Reader

Between Mac and PC, which is usually the more expensive?

Mac

Windows OS is owned and maintained by ________.

Microsoft

Which of the following might be risky to uninstall from a Windows PC laptop?

Microsoft Works 6-9 Converter

Select the smartphone input devices.

Motion sensors Buttons Microphones

A commonly used short-range wireless technology used for data transfer and electronic payments is called ________.

NFC

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

OMR

Select the peripherals.

Printer Monitor

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

RAM

The type of storage that retains data and information when the power is turned off is called ________.

ROM (Read Only Memory)

Select the qualities that make a trait useful for biometric recognition.

The trait must not change over time. Everyone must have the trait. The trait must be measurably different with each person.

A computer platform is commonly referred to as an operating system or OS.

True

A connector is a specialized end of a cord, plug, or expansion card that connects to a port.

True

Random access memory (RAM) does not store data when the computer is shut down.

True

Screen size is an important consideration when buying a new computer.

True

The platform or operating system of a computer controls all of the functions of a computer.

True

Select the characteristics of thermal printing.

Commonly used for printing receipts Paper turns black when heated.

When choosing a career field, an important consideration in your self-assessment should includeresearch on industry-specific needs regarding technology and information

True

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

Typically have aspect ratios of 16:9 Typically have 1080 horizontal lines of pixels

Select the advantages of using a USB drive instead of a DVD.

USB drive has shorter access time. USB drive is more durable.

Speech recognition software uses which of the following characteristics?

Voice frequency Voice pitch Speech rhythms

Which of the following should you consider when buying a new computer?

What is the cost? Does it have HDMI ports? Does it have an SD card slot?

Select the reasons for purchasing a tablet computer.

You need a computer that you can use while walking. You need a highly mobile computer that works well for reading ebooks or for online gaming.

When discussing digital cameras or smartphone cameras with APS CMOS, APS stands for ________.

active pixel sensor

The mouse was developed by which company?

apple

Inkjet printers are often sold ________ their production cost.

below

A gigabyte equals approximately one ________ bytes.

billion

In ASCII 8 bits are combined to create a ________.

byte

Most touch pads use ________ to sense when a finger has moved across the pad.

capacitance

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

checks

E-mailing a file to yourself is an example of using ________ storage.

cloud

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

color depth

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

color depth

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

diagonally from one corner to the other

The distance between two adjacent sub-pixels on a display is referred to as ________.

dot pitch

Using a stylus and touch pad to map the signature and also measure pressure, pen angle, penup/down, speed, etc., is known as what type of signature recognition?

dynamic

The art and science of creating output that provides information in the most useful manner is called________.

ergonomics

The machine cycle consists of which four steps?

fetch, decode, execute, and store

An application that navigates all of the files and folders on your Mac is the ________.

finder

Which of the following is a strength of the Linux platform?

free to download and use

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

What is equal to one cycle per second?

hertz

A two-in-one computer combines a tablet with a detachable ________ to make a relatively powerful, yet mobile computer.

keyboard

A mobile hinged computer with an integrated keyboard that uses a full operating system is called a notebook or a ________ computer.

laptop

Because a metal platter is physically spinning, hard drives have ________ access times than solid state hard drives.

longer

Which of the following is a strength of the Android platform?

most widely used OS for smartphones and tablets

Which of the following is a strength of the Windows platform?

most widely used OS in laptops, desktops, usually leading to lower prices

What manages hardware and software, supports the computer's basic functions, and runs programs?

operating system

The smallest controllable element of an image is called a(n) ________.

pixel

A type of printer that is used to print large graphic images such as architectural drawings by mechanically moving a pen over a large sheet of paper is known as a ________.

plotter

A point in a computer (a hole or a slot) that accepts a specific connector is called a ________.

port

An output device that uses light to display video or image output on a surface is called a ________.

projector

In quantum computing, a qubit is the basic unit for information. What does qubit stand for?

quantum bit

What is the primary purpose of fragmenting your hard drive?

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

Data from the hard drive reaches the CPU ________ than data from the RAM.

slower

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

speakers

Choose what all-in-one computers actually mean.

stationary device have a large monitor usually touch screen monitor

The component of a computer that allows data to be retained after power is turned off is referred to as ________.

storage

A kilobyte is equal to approximately one ________ bytes.

thousand

To create an image with a laser printer ________ is(are) drawn to the drum.

toner

The technology that uses cameras, microphones, displays, speakers, and software to allow users toboth see and hear each other is called ________.

video conferencing

Most smartphones and tablets produced today use a ________ keyboard.

virtual

The maximum number of bits per CPU instruction during one machine cycle is ________.

word size