Computer hardware
Which of the following are storage devices?
(a) Optical drive (b) External hard drive (c) Universal serial bus (USB) drive
Which two of the following statements are true about Unicode?
16 bit (minimum) encoding standard Capable of representing all of the world's languages
similar to a tablet but comes with a detachable keyboard/touchpad unit
2-in-1 computer
Sold in categories such as CAT5e (enhanced) or CAT6, or CAT7 cable is commonly used for connecting devices in a network. These are commonly called _______ cables.
Ethernet
A connector is a specialized end of a cord, plug, or expansion card that connects to a port.
True
allows for data transfer between devices and for devices to be electrically charged
USB
For which of the following two reasons, you might purchase a tablet computer rather than a laptop?
You need a highly mobile computer that works well for reading e-books or Netflix You need a computer that you can use while walking
Plug and Play
a technology that enables the OS to detect and configure peripherals without downloading software or drivers
HDMI
allows for the transmission of high-definition audio and video signals
Represented by either a 0 or 1, a ____ is the smallest unit of data a computer can process.
bit
A hole in a punchcard, a transistor on a circuit board, or the reflective element on a digital versatile disc (DVD) each represents the smallest unit of data storage called a ___.
bit.
The loading of an operating system into the main memory of a device is called the _____ process.
boot, bootloading, or booting
A digital device that accepts input, processes and stores the input, and provides output is a ____.
computer
A digital device that accepts input, processes data into information, stores data, and provides output is a
computer or laptop
Memory, such as RAM or cache, is __ and has no moving parts.
electronic (solid state)
equals one million cycles (instructions) per second
megahertz
Rank the bytes
peta, tera, giga, mega, kilo
If you purchase a new graphics computer game or a new photo/video editing software for your desktop computer, you may want to purchase a new ________ card.
video
Processors typically have a word size of either ___ or ___.
32 bits; 64 bits
Bus width is the amount of data that can be transmitted at a given time. A 64-bit bus can transmit ________ bits of data.
64
There are many protocols that are used to help streamline the communication of all digital devices. For example, Wi-Fi uses the _____ protocol. This protocol ensures that devices enabled with Wi-Fi can connect to any Wi-Fi network.
802.11
Which two of the following would be used to store a single bit of data?
A hole in a punchcard A transistor
The _____ coding language uses 8 bits to represent a byte of information.
ASCII
designed to stay on a desk; provides a large monitor but takes up less space than a desktop computer
All-in-one computer
Which two of the following are correct statements regarding all-in-one computers?
An all-in-one computer is a stationary device with a separate keyboard and mouse. The motherboard is housed behind the monitor. All-in-one computers house every component except the keyboard and mouse inside the same case as the monitor.
Which of the following is not part of the boot process?
Any installed anti-virus software checks the system for errors
Lightning connectors and ports are used by which company?
Apple
Lightning connectors were developed by ___.
Apple
Which two of the following statements are true about the American Standard Code for Information Interchange (ASCII) encoding standard?
Capable of representing 26 uppercase and lowercase letters used in the English language, numbers, and many different symbols. Can represent a total of 256 characters
Which of the following could have a traditional (magnetic) hard drive?
Dell desktop computer
The only major difference between MacBooks and the Dell laptops is their prices.
False
The amount of space a device takes up on a desk or table is referred to as its _____.
Footprint
Which three of the following are commonly associated with laptop computers?
Full operating system Mobile Integrated keyboard, monitor, and touchpad
___ is the standard for video and audio input into televisions today.
HDMI
Which two of the following statements are correct regarding the CPU?
The CPU is located on the motherboard of the computer. The CPU is integrated into a chip called a microprocessor.
This type of connector is the most common type of connection to a Windows computer for peripherals (printers, monitors, storage devices etc.).
USB
This type of connector is the most common type of connection to a computer for peripherals (printers, monitors, storage devices, etc.).
USB
Select 3 characteristics of a tablet computer.
Usually has a mobile operating system Is highly mobile Has as a touchscreen
If you want a non-mobile computer without the relatively large footprint of a desktop, consider purchasing a(n) ___ computer.
all-in-one
the amount of data that can be transmitted over a channel at a given time
bus width
Data flows between different parts of the computer via _____ .
buses
Eight bits combined together equal one .
byte
Memory and _____________ hold data used by processors
caches, disk cache, or cache
MIDI
capable of carrying digital music signals and are common in today's music scene
Hard drive is the amount of storage you have available to save data and information.
capacity, space, or size
Choose the features of a traditional hard drive.
contains platterscontains platters Correct contains read/write headscontains read/write heads Correct stores data magnetically
RAM is ________ and has no moving parts.
electronic (solid state)
The computer that can be found inside a digital watch (not an iWatch) is referred to as a(n) ___ computer. It has a real-time operating system.
embedded
A protocol commonly used to transfer large files from one server to another on the Internet is the ___.
file transfer protocol (FTP)
a type of Thunderbolt port, commonly found on older Apple computers
fire wire
equals one billion cycles (instructions) per second
gigahertz
The depiction of image data on a display or output device is called
graphics
The output of visual images created by a computer is known as ____.
graphics
The physical parts of a computer such as the system unit (like the tower unit shown) or a monitor are referred to as computer
hardware
Which of the following terms refers to the physical parts of a computer system?
hardware
equals one cycle (instruction) per second
hertz
A laptop typically has ________ RAM than a smartphone.
more
High-Definition Interface is a standard interface for audio-video connectivity which allows for the transmission of high-definition audio and video signals.
multimedia, media, multi media, or multi-media
he actual pixel number in a monitor is called the ________ resolution.
native
Choose the SSD characteristics.
no moving partsno moving parts extremely fastextremely fast uses magnets to store information
When a computer is shut down, the information in the memory (the RAM, the caches, the registers) is ___.
not saved
A hole or slot in a computer, designed to accept a specific connector, is called a ___.
port
a slot or hole that matches the cord or expansion card being connected to the port
port
All computations and activities in a digital device are conducted by the ___
processor
In the image, what use approximately 1 byte of data?
single letter
The average tablet has a ________ hard drive compared to the average desktop.
smaller
A hardware component that keeps data and information when the device is not powered is called a ____ device.
storage
Devices allowing the retention of data, when your computer has been shut down, for future use are called __.
storage
A highly mobile, touch-screen enabled device that is larger than a smartphone and popular with those who use a computer while walking around is a ______ computer.
tablet or iPad
A coding scheme capable of representing the languages of the world, ______ uses 16 bits to represent information.
unicode
One type of storage device is a ___ .
universal serial bus (USB) drive
Sometimes called a convertible laptop, a type of laptop that has a removable, or concealed keyboard as well as a touchscreen so that it can be used as a tablet is called a(n) ___
2-in-1
The ________ computer creates images on your computer.
GPU
designed for those who need a mobile computer but need to enter a large amount of data
Laptop computer
The SSD cost is ________ than the traditional hard drive cost.
higher
Click 3 characteristics of desktop computers.
Desktops allow for relatively easy upgrade and expansion. Desktops use a full OS. Desktops are often used in offices since they do not need to be mobile.
A type of interface that enables communication between digital devices, allows data transfer, and for devices to be electrically charged is called Universal ____ Bus.
Serial
highly mobile device that can be used while standing or even walking
Tablet computer
Which two of the following are used for measuring typical hard drive capacities for personal computers?
Terabytes Gigabytes
Graphics are usually created by a separate processor within a computer known as the GPU (Graphics Processing Unit).
True
The purpose of an HDMI connector is to transmit high-definition audio and video signals.
True
Unicode is a common encoding standard that is capable of representing all of the world's languages.
True
Many computers today use _____, which is a coding scheme using at least 16 bits to represent a character.
Unicode
Today, many computers use ________, a coding scheme that uses at least 16 bits to represent a character.
Unicode
Devices that integrate the computer case (chassis) and system components into the monitor, but have an external keyboard and mouse are called ___ computers
all-in-one
The amount of bits a processor can work with at any given time is referred to as ___ size.
word
The maximum number of bits per CPU instruction during one machine cycle is ________.
word size
The number of bits that can be processed at one time during one machine cycle is a processor's _____.
word size
a channel over which information flows inside a computer
bus
On a cable, the connector is the end that connects to a port.
connector
A two-in-one computer combines a large tablet computer with a (usually) detachable ___
keyboard
A personal computer with a separate system unit (chassis or tower) and a relatively large footprint is called a ___ .
desktop
A mobile hinged computer with an integrated keyboard that uses a full operating system is called a notebook or a ____ computer.
laptop
This personal computer is called a notebook or a ____ It is popular with students because it is relatively affordable and powerful and the integrated keyboard makes it easy to input text.
laptop or personal computer
