Final Quiz 1
Unlock all answers in this set
Unlock answersquestion
A data file contains instructions for a computer on how to perform a specific task.
answer
True
question
An ergonomic keyboard is one that has been designed to fit the ntural placement of your hands
answer
True
question
An external peripheral device must have a cable that connects it to the computer
answer
False
question
Any USB device can use any USB port, and for most devices power is supplied via the port so there is no need for extra power cable.
answer
True
question
Flash memory is similar to ROM except that it can be written to more than once.
answer
True
question
The five essential components of data communications are a sender, a receiver, a channel, a protocol, and a medium.
answer
False
question
The Internet is the largest newtork in the world.
answer
True
question
A firewall can be either hardwae or software.
answer
True
question
Operating environments, provide a textual user (TUI) that acts as a liaison between the user and all of the computer's hardware and software.
answer
False
question
_____ is/are the intangible components of a computer system.
answer
Software
question
_____ are instructions to a computer on how to process data.
answer
Commands
question
The ___ is mounted on the motherboard and is responsible for executing instructons to process data.
answer
CPU
question
____ are removable circuit boards that are inserted into slots on the motherboard to expand the capabilities of the motherboard.
answer
Cards
question
Monitors are divided into a matrix of samll dots called.
answer
Pixels
question
An inkjet printer's speed is measured in
answer
ppm
question
For most USB devices, power is supplied via
answer
the port
question
A computer interprets every signal as either "or" or "off" using numbers known as
answer
binary digits
question
Because a computer can access _____ memory more quickly than RAM, frequently and recently accessed data and commands are stored there instead of in RAM
answer
cache
question
____ is the set of instructions tht tells a computer to initialize the motherboard, how to recognize devices connected to the coomputer, and to start the boot process.
answer
BIOS
question
A(n) _____ file contains the instructions that tell a computer how to perform a specific task.
answer
executable
question
A ______ connects devices on a network so all the devices can access network components.
answer
router
question
The Internet is the largest example of a
answer
WAN
question
____ is a program that tracks a computer user's Internet usage and sends this data back to the company or person who created it, without the user's knowledge.
answer
Spyware
question
A(n) ___ is like a locked door on your computer.
answer
firewall
question
Sending an e-mail message to custumers or potential or potential customers of a legitimate website asking them to click a link that leads to a spoofed site is known as
answer
phishing
question
Software can be divided into two major categories
answer
system and application
question
____ is a computer's ability to start and run more than one program at a time
answer
Multitasking
question
____ means that data, applications, and even resources are stored on servers accessed over the Internet rather than on users' computers.
answer
cloud computing