T01 computer concepts
The four basic functions of a computer are to 1-accept data input 2 - process data into information 3 - present output 4 - provide ____
Storage
Which of the following two devices displayed has the greatest storage capacity? The dell or mac
The Dell
Checking the hard drive on a device running Windows 10 can be done using the ______ app.
This Pc
The _____ coding language uses 8 bits to represent a byte of information.
ASCII
The depiction of image data on a display or output device is called
Graphics
The output of a computer that creates a visual image is called
Graphics
The port/connector combination that is used for nearly all high -definition television or computer monitor connections for video and audio is
HDMI
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
A unit of frequency representing one cycle per second
Hertz
Because they have no moving parts, solid state costs tend to be
Higher
A multicore processor has the ability to execute two or more sets of instructions at the same timeThis is called
Hyperthreading
A two-in-one computer combines a large tablet computer with a (usually) detachable
Keyboard
Three devised of computers are:
Laptop, smartphone, desktop
____ connector is commonly used for musical instruments.
MIDI
Fetch, decode, execute, and store are steps of the ____ cycle
Machine
A Desktop computer will typically use a for most internal storage.
Magnetic hard drive
A laptop typically has _ RAM than a smartphone.
More
A laptop typically has angle 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
The actual number of pixels (resolution) in a monitor is called ______ resolution
Native
Which 3 of the following are common types of servers?
Network server, web server, file server
Select two characteristics of a solid-state drive (SSD) .
No moving parts, extremely fast
When a computer is shut down, the information in the memory (the RAM, the caches, the registers) is
Not saved
IP, FTP , HTTP, and HTTPS are all acronyms that describe different
Protocols
The instructions needed to boot-up a computer, such as the basic input/output system (BIOS), are typically stored in
ROM (read only memory)
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
Which two of the following are computers?
Smartphone Gaming conole
The amount of bits a processor can work with at any given time is referred to as ______ size?
Word
Devices that integrate the computer case (chassisand system components into the monitor, but have an external keyboard and mouse are called computers
All-in-one
A high-speed storage area usually located directly on the CPU called
Cache
A high-speed storage area usually located directly on the CPU is called
Cache
In addition to the RAM, modern processors temporarily keep frequently accessed data in a
Cache
The smallest element of an image is called a _____ and usually composed of _____ colors.
Pixel, 3
A hardware component that keeps data and Information when the device is not powered is called a _____ device.
Storage
Hard drive _________ is the amount of storage you have available to save data and information.
Capacity
A digital device that accepts Input, processes data into Information, stores data, and provides output is a
Computer
Which of the following are characteristics of a traditional hard drive?
*read/write head to detect magnetic charges. *Uses magnetic charges to store data. *Has physically spinning platters.
Personal computer CPU clock speeds range between
1-4 gigahertz
Which two of the following items are commonly included when you purchase a Windows PC laptop computer with a solid state hard drive?
An operating system and Universal Serial Bus (USB) port
Lightning connectors were developed by
Apple
Smartphones owe much of their popularity and computing flexibility to
Apps (applications)
As you use your hard drive new files will be deleted and added. This can create a slower, more disorganized hard drive. To speed it up you may want to _____ your hard drive. This process reduces unused disk sectors.
Defragment
Screen size is measured _______ across the monitor
Diagonally
Memory, such as RAM or cache, is and has no moving parts.
Electronic (solid state)
Small computers that are a component of other devices are called _____ computers.
Embedded
Most tablets have solid-state drive (SSD) capacities measured in terabytes (TBs)
True
Many computers today use bits to represent a character. which is a coding scheme using at least 16 bits to represent a character
Unicode
Which three of the following are commonly associated with laptop computers?
Full operating system, Integrated keyboard , monitor , Mobile
A computer system in a network that is shared by multiple users is called a
Server
Data from the hard drive reaches the CPU than data from the RAM.
Slower
Which of these devices has the least (RAM) ?
Smartphone
Devices allowing the retention of data, when your computer has been shut down, for future use are called
Storage
Wi-Fi uses the _____ protocol.
802.11
Some computers use _____, an 8-bit coding scheme to represent charactersSome computers use in a binary format
ASCII
A protocol commonly used to transfer large files from one server to another on the Internet is the
File transfer protocol (FTP)
The graphics adapter inside a digital device is also called the _____ card
Video
Represented by either a or 1,a _____ is the smallest unit of data a computer can process.
Bit
Sometimes called a convertible laptopa 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
Popularized with transistor radios in the 1950s, this connector is still used with many (non-Apple) cell phones today. It is a:
3.5 mm connector
The loading of an operating system into the main memory of a device is called the _____ process.
Boot
What are the three factors that impact processor speed are
Bus width
Data flows between different parts of the computer via
Buses
A digital device that accepts inputprocesses and stores the input, and provides output is a
Computer
The computer that can be found inside a digital watch (not an is referred to as a(n) ____ computer. It has a real time operating system.
Embedded
Memory, such as a computer's RAM
Holds data and programs being used by the processor
Put the steps of the information processing cycle in the correct order:
Input, process, output, storage
The largest chip designing and manufacturing company in the world is
Intel
The small amount of memory, located within the CPU itself, is referred to as _____ cache.
L1
In an all-in-one computer, such as the one pictured in the image, the motherboard is housed behind the
Monitor, screen, or display
The system unit of a computer houses the computer's main circuit board. This circuit board, which holds the CPU, is called the
Motherboard
Bus _____ is measured in bitd. 64-bit bus can transm is measured in bits. A 64-bit bus can transmit 64 bits of data.
Width
Which computer component found on the motherboard (magnified in the image) is often called the brains of the computer?
CPU
The amount of space a device takes up on a desk or table is referred to as its
Footprint
Which three of the following colors are used to create pixels in most output devices?
Green, blue, red
A mobile hinged computer with an integrated keyboard that uses a full operating system is called a notebook or a computer.
Laptop
The devices shown in the image (IPod, Chromecast, Roku, etc.) are referred to as Personal _____ Players
Media
Popular in the 1990s, the blue port in the image is used to connect computers to monitors or televisions. It is a(n) :
VGA
While not designed to solve complex technical formulas, a computer that is more powerful than a server computer, and used by organizations to process large numbers of transactions simultaneously is called a:
Mainframe