Computer Concepts Module 2

An integrated circuit (also called computer chip, microchip, or simply chip) is:

A set of microscopic electronic components

Because of its low power consumption, the most popular processor for smartphones is:

ARM

If your laptop has a MiniDisplay port for the external video but your monitor has only a DVI connection, you need:

An adapter

What is the textbook's recommended backup system for macOS computers?

Time machine

Arturo just spilled his bottled water all over his laptop. What would be the wisest action for Arturo to take first?

Turn the laptop off.

To select the product that will best fit your needs when purchasing a new digital device, you should begin by _____.

considering how you plan to use your device

A microprocessor instruction set _____.

contains a collection of directions for actions that its circuitry can perform

In a microprocessor, instructions to be executed are fetched by the _____.

control unit

Which device should you purchase if you want an affordable system that is ideal for dedicated gamers, serious designers, desktop publishers, and video editors?

desktop

Software that helps a peripheral device establish communication with its host device is called a _____.

device driver

The advantages of liquid crystal display (LCD) screens include _________________.

display clarity

Solid state storage is also known as:

flash memory

Professor Plum draws a diagram to show the class how data from external devices travels through the circuitry of a computer. The arrows representing the data should take what path?

port to expansion bus to RAM to local bus to CPU

In which form of processing must all steps in the instruction cycle be completed before the microprocessor begins to execute the next instruction?

serial

When it is one of the fastest computers in the world at the time of its construction, a computer can be categorized as a(n) _________________.

supercomputer

In a digital integrated circuit such as a microprocessor, a logical 0 value is usually represented as:

A low or near-zero voltage

Which of the following is difficult or impossible to reconstruct if not backed up?

Data files

You have just started a copy of a very large file from your laptop to a USB drive. To make sure the copy is complete before disconnecting the USB drive, you should use the ______ function of your operating system.

Eject

A clamshell device:

Has a keyboard as the base and a screen on the hinged cover

Which of the following is not a characteristic of solid state drives?

Highly sensitive to mechanical shock (ie, dropping)

A friend calls you in a panic because the hard drive in his Windows PC has failed. He asks you what he should do now. What next steps do you recommend to your friend?

Install a new hard drive and use your recovery drive to boot the computer.

Which of the following statements about cloud storage is false?

It is expensive compared to other forms of storage.

Into which component are data, application software instructions, and operating system instructions loaded each time a computer is powered on?

RAM

The most commonly used digital device in the world is:

Smartphone

The process of backing up a smartphone to a desktop or laptop computer is termed:

Syncing

What color is a microprocessor chip?

The color may vary and is unimportant

The term form factor refers to:

The size and dimensions of a device or component

An INS would most likely be found in a(n) _________________.

autonomous vehicle

One important consideration when evaluating local storage options for digital devices is the amount of data that can be stored, referred to as _____.

capacity

Gagan's desktop computer is hit by an electrical surge that corrupts the device's boot loader. Gagan recognizes that he might be able to correct this problem by _____.

flashing the ROM

Which of the following sensors would be most useful for helping a drone remain level as it flies?

gyro sensor

Mitzi is shopping for an external storage device that she can use to back up her laptop. One product's description is: "4 TB 5400 RPM HDD SATA 6.0 Gb/s." This means that this storage device _____.

has a speed of 5,400 revolutions per minute

Which device should you purchase if you want a portable system that combines all components in a single unit and supports both professional productivity and content consumption?

laptop

Which of the following is a small, lightweight personal computer that is designed like a clam shell?

laptop computer

Bella is an office manager for an audio equipment firm who has been tasked with selecting a new printer that will be used to print high volumes of black and white user manuals and product data sheets. Which type of printer should she choose?

laser printer

Journee notices that her smartphone's touchscreen is looking dirty and would like to safely clean it. She should _____.

leave her plastic screen protector on the touchscreen and wipe it with a disinfecting wipe

Which of the following sensors would best help an autonomous vehicle calculate the distance between itself and another vehicle?

lidar

Microprocessors can't directly understand the programming languages typically used by software developers, so programs have to be converted into binary strings of 0s and 1s called _____.

machine language instructions

Most computers have temporary holding areas for data called __________.

memory

Modern refrigerators, washing machines, and other appliances are controlled by integrated circuits that combine sensors with processing circuitry, called _____..

microcontrollers

Which feature of device touchscreens is designed to repel the oils deposited by fingers that tap and swipe the screen?

oleophobic coating

Which category of optical storage technology is used to mass-produce compact discs whose contents cannot be changed?

read-only

What is a significant disadvantage of storage devices that rely on magnetic storage technology?

risk for head crashes

Which type of algorithm do self-driving vehicles use to gather data, analyze it, and then carry out the required actions?

sense-plan-act

Ina has just acquired a new Mac laptop to use for work and wants to protect herself against data loss. To accomplish this, she purchases an external storage device and _____.

sets the Time Machine utility to run in the background while she uses her laptop

You should establish a regular maintenance routine for your digital devices, but be sure to avoid _____.

spraying cleaning agents directly on them

Pablo would like to be able to view more application windows side by side on his laptop screen. To achieve this, he can _____.

switch to a higher screen resolution, which will make the windows and the text and icons inside them smaller

Helping the computer system monitor itself in order to function efficiently is the primary purpose of _____ software.

system

Which device should you purchase if you want a small, portable system that is great for consuming content such as books, music, and videos and that do you not intend to use for creating content or multitasking?

tablet

When a computing device is turned on, the boot loader _____.

verifies that the computer's hardware is operating correctly