Question 1

COGNITIVE ASSESSMENT You are inside a sports arena with your friend. Both of you have Wi-Fi devices. For the devices to communicate with each other, what is the maximum distance they can be apart in this closed space?
A) 50 feet
B) 100 feet
C) 250 feet
D) 500 feet

Accepted Answer

The answer of COGNITIVE ASSESSMENT You are inside a sports...

Question 2

A(n) ____________________ is the point at which a peripheral device attached to or communicates with a computer or mobile device so that the peripheral device can send data to or receive information from the computer or mobile device.

Accepted Answer

The answer of A(n) ____________________ is the point at which...

Question 3

Some desktops, called ____________________ desktops, do not have a tower and instead house the screen and system unit in the same case.

Accepted Answer

The answer of Some desktops, called ____________________ desktops, do not...

Question 4

Many desktops have a(n) ____________________ tower that is a separate device from a monitor.

Accepted Answer

The answer of Many desktops have a(n) ____________________ tower that...

Question 5

COGNITIVE ASSESSMENT You have just designed a device-tracking app for sale in the app marketplace. Which of the following are you least likely to use in your app?
A) GPS
B) Wi-Fi
C) UNIX
D) IP addresses

Accepted Answer

UNIX is an operating system used for servers and computers, and is not directly related to device tracking. The other options, GPS, Wi-Fi, and IP addresses, are commonly used for device tracking purposes.

Question 6

COGNITIVE ASSESSMENT If you are looking to use a Bluetooth device and do not want to extend its range with additional equipment, which of the following is the approximate distance you can expect between your device and the device with which it is transmitting data?
A) 3 feet
B) 13 feet
C) 33 feet
D) 44 feet

Accepted Answer

The approximate distance between a Bluetooth device and the device with which it is transmitting data is 33 feet. Although the range can vary depending on the surrounding environment and any potential obstructions, this is the general range that can be expected without additional equipment.

Question 7

A(n) ____________________ is an input device that uses laser beams to read bar codes on products.

Accepted Answer

The answer of A(n) ____________________ is an input device that...

Question 8

____________________ is the number of horizontal and vertical pixels in a display device.

Accepted Answer

The answer of ____________________ is the number of horizontal and...

Question 9

COGNITIVE ASSESSMENT Your electric service has been failing with some frequency lately because of a lot of storms, and you are looking for more peace of mind when it comes to a reliable power source for your computer. Which of the following could help?
A) GPS
B) Wi-Fi
C) UPS
D) server virtualization

Accepted Answer

A UPS (Uninterruptible Power Supply) provides backup power during outages, which can help ensure that your computer continues to function and prevent data loss. GPS and Wi-Fi are not directly related to providing a reliable power source for a computer. Server virtualization is a technology used in server management and does not address the issue of power reliability.

Question 10

COGNITIVE ASSESSMENT Your Bluetooth headset is waiting for another Bluetooth device to locate its signal. What is this mode known as?
A) intelligent mode
B) discoverable mode
C) listening mode
D) passkey mode

Accepted Answer

The mode where a Bluetooth device is waiting for another device to locate its signal is known as "discoverable mode." This allows the device to be found and paired with by other Bluetooth devices. The other options (intelligent mode, listening mode, and passkey mode) do not accurately describe this mode.

Question 11

COGNITIVE ASSESSMENT Last night, you experienced a power increase that lasted for less than one thousandth of a second. What is the term for this?
A) hit
B) joule
C) spike
D) juice

Accepted Answer

The term for a brief increase in power lasting less than one thousandth of a second is a "spike." Choices A, B, and D are not appropriate terms to describe this phenomenon.

Question 12

COGNITIVE ASSESSMENT Which of the following items in your pocket uses NFC technology?
A) postage stamp
B) wallet
C) credit card
D) coin purse

Accepted Answer

Credit cards often use NFC technology for contactless payments. The other items listed (postage stamp, wallet, and coin purse) do not typically use NFC technology.

Question 13

A(n) ____________________ is a computer, usually with limited processing power, that enables users to send data to and/or receive information from a server.

Accepted Answer

The answer of A(n) ____________________ is a computer, usually with...

Question 14

The use of software to divide a physical server logically into many virtual servers is known as ____________________.

Accepted Answer

The answer of The use of software to divide a...

Question 15

COGNITIVE ASSESSMENT You are outside in a public park with your friend. Both of you have Wi-Fi devices. For the devices to communicate with each other, what is the maximum distance they can be apart?
A) 100 feet
B) 200 feet
C) 300 feet
D) 500 feet

Accepted Answer

The maximum distance for Wi-Fi devices to communicate with each other is typically around 300 feet, depending on factors such as obstructions and signal strength. Choice C is the only option that falls within this range. Option A (100 feet) and B (200 feet) are too short, while option D (500 feet) is too long.

Question 16

COGNITIVE ASSESSMENT Which of the following may need to happen before your Bluetooth headset can communicate with your smartphone?
A) They might need to be coupled.
B) They might need to be adapted.
C) They might need to be synced.
D) They might need to be paired.

Accepted Answer

Bluetooth devices, like a headset and smartphone, typically need to be paired or "bonded" with each other before they can communicate. This involves a one-time setup process where the devices exchange security codes and establish a trusted connection. Coupling, adapting, and syncing are not typically used to describe this process.

Question 17

A(n) ____________________ is a mobile device that allows users to take photos and store the photographed images digitally.

Accepted Answer

The answer of A(n) ____________________ is a mobile device that...

Question 18

A(n) ____________________ is a flat, electronic device divided into panels that users press with their feet in response to instructions from a music video game.

Accepted Answer

The answer of A(n) ____________________ is a flat, electronic device...

Question 19

COGNITIVE ASSESSMENT You have purchased a surge protector and you are happy with it, in part because it has an appropriate Joule rating. What is that rating?
A) 30
B) 60
C) 300
D) 600

Accepted Answer

The Joule rating is a measure of how much energy the surge protector can absorb before it fails. The higher the rating, the better the protection. Of the options provided, D is the highest Joule rating at 600.

Question 20

Some phones use ____________________ text input, where you press one key on the keyboard or keypad for each letter in a word and software on the phone anticipates the word you want.

Accepted Answer

The answer of Some phones use ____________________ text input, where...

Quiz 3: Computers and Mobile Devices

COGNITIVE ASSESSMENT You are inside a sports arena with your friend. Both of you have Wi-Fi devices. For the devices to communicate with each other, what is the maximum distance they can be apart in this closed space?

A(n) ____________________ is the point at which a peripheral device attached to or communicates with a computer or mobile device so that the peripheral device can send data to or receive information from the computer or mobile device.

Some desktops, called ____________________ desktops, do not have a tower and instead house the screen and system unit in the same case.

Many desktops have a(n) ____________________ tower that is a separate device from a monitor.

COGNITIVE ASSESSMENT You have just designed a device-tracking app for sale in the app marketplace. Which of the following are you least likely to use in your app?

COGNITIVE ASSESSMENT If you are looking to use a Bluetooth device and do not want to extend its range with additional equipment, which of the following is the approximate distance you can expect between your device and the device with which it is transmitting data?

A(n) ____________________ is an input device that uses laser beams to read bar codes on products.

____________________ is the number of horizontal and vertical pixels in a display device.

COGNITIVE ASSESSMENT Your electric service has been failing with some frequency lately because of a lot of storms, and you are looking for more peace of mind when it comes to a reliable power source for your computer. Which of the following could help?

COGNITIVE ASSESSMENT Your Bluetooth headset is waiting for another Bluetooth device to locate its signal. What is this mode known as?

COGNITIVE ASSESSMENT Last night, you experienced a power increase that lasted for less than one thousandth of a second. What is the term for this?

COGNITIVE ASSESSMENT Which of the following items in your pocket uses NFC technology?

A(n) ____________________ is a computer, usually with limited processing power, that enables users to send data to and/or receive information from a server.

The use of software to divide a physical server logically into many virtual servers is known as ____________________.

COGNITIVE ASSESSMENT You are outside in a public park with your friend. Both of you have Wi-Fi devices. For the devices to communicate with each other, what is the maximum distance they can be apart?

COGNITIVE ASSESSMENT Which of the following may need to happen before your Bluetooth headset can communicate with your smartphone?

A(n) ____________________ is a mobile device that allows users to take photos and store the photographed images digitally.

A(n) ____________________ is a flat, electronic device divided into panels that users press with their feet in response to instructions from a music video game.

COGNITIVE ASSESSMENT You have purchased a surge protector and you are happy with it, in part because it has an appropriate Joule rating. What is that rating?

Some phones use ____________________ text input, where you press one key on the keyboard or keypad for each letter in a word and software on the phone anticipates the word you want.