COMPUTER TECHNOLOGY VOCABULARY
PRACTICE EXAM FOR NOCTI 262 QUESTIONS
2026 WITH COMPLETE SOLUTIONS
◉ Terabyte. Answer: (TB) Approximately 1 million megabytes or 1
trillion bytes of processed data/storage space on a computer
◉ Drive. Answer: A location on a network/in a computer that is set
aside for the collection/storage of data
◉ Hard Drive. Answer: The main storage device in a computer
◉ Flash Drive. Answer: A small/portable version of a standard hard
drive
◉ Backup. Answer: To create a duplicate copy of a file, disk, or drive
◉ CD-ROM. Answer: A compact disk with read only memory; an
optical disk that contains data that cannot be changed
◉ CD-R. Answer: A compact disk that is recordable; an optical disk
on which you can burn information but cannot erase it
,◉ CD-RW. Answer: A compact disk that is rewritable; an optical disk
that allows burning/writing, erasing, and rewriting
◉ DVD-ROM. Answer: A disk with read only memory; an optical disk
that contains data that cannot be changed; the same physical size as
a CD but with a much larger capacity
◉ DVD-R. Answer: A disk that is recordable; an optical disk on which
you can burn information but cannot erase it; the same physical size
as a CD but with a much larger capacity
◉ DVD-RW. Answer: A disk that is rewritable; an optical disk that
allows recording, erasing, and rewriting/recording again; the same
physical size as a CD but with a much larger capacity
◉ Blu-Ray. Answer: A high-capacity disk that is commonly used for
storing high definition video
◉ Laser. Answer: The beam that reads and writes/burns bits of
information on a disk's surface
◉ Binary. Answer: A computer processing code consisting of 1's and
0's
,◉ Boot Process. Answer: The start-up/shut down sequence that
occurs when you turn on/off a computer
◉ CPU. Answer: The central processing unit; the brain of the
computer; the microprocessor
◉ Hertz. Answer: A unit of measurement for a computer's processer
speed; Gigahertz (GHz), Megahertz (MHz)
◉ Motherboard. Answer: The printed circuit board on which the
CPU, RAM and BIOS chips, and other electronic circuit elements of a
computer are attached
◉ RAM. Answer: Memory that stores program instructions and data
temporarily; random access memory
◉ ROM. Answer: Memory that includes vital/permanent
instructions and data; read only memory
◉ Sound Card. Answer: A circuit board that gives the computer the
ability to accept audio input and produce audio output
, ◉ Graphics Card. Answer: A circuit board that gives the computer
the ability to accept video input and produce video output
◉ Power Supply. Answer: A device that provides power to a
computer; the device that charges the battery of a mobile computer
◉ GUI. Answer: A graphical user interface; user input/output is
processed by a computer using
◉ Application Software. Answer: A computer program that is
designed to perform a specific task
◉ Desktop. Answer: The main work area in graphical user interfaces
containing icons, shortcuts, windows, the taskbar and a background
image
◉ Icon. Answer: A picture or symbol on the desktop that represents
a shortcut to programs, folders, files, or websites
◉ Start Button. Answer: The button at the bottom left corner of the
windows desktop
◉ Start Menu. Answer: The home menu that grants users access to
all components of a computer
PRACTICE EXAM FOR NOCTI 262 QUESTIONS
2026 WITH COMPLETE SOLUTIONS
◉ Terabyte. Answer: (TB) Approximately 1 million megabytes or 1
trillion bytes of processed data/storage space on a computer
◉ Drive. Answer: A location on a network/in a computer that is set
aside for the collection/storage of data
◉ Hard Drive. Answer: The main storage device in a computer
◉ Flash Drive. Answer: A small/portable version of a standard hard
drive
◉ Backup. Answer: To create a duplicate copy of a file, disk, or drive
◉ CD-ROM. Answer: A compact disk with read only memory; an
optical disk that contains data that cannot be changed
◉ CD-R. Answer: A compact disk that is recordable; an optical disk
on which you can burn information but cannot erase it
,◉ CD-RW. Answer: A compact disk that is rewritable; an optical disk
that allows burning/writing, erasing, and rewriting
◉ DVD-ROM. Answer: A disk with read only memory; an optical disk
that contains data that cannot be changed; the same physical size as
a CD but with a much larger capacity
◉ DVD-R. Answer: A disk that is recordable; an optical disk on which
you can burn information but cannot erase it; the same physical size
as a CD but with a much larger capacity
◉ DVD-RW. Answer: A disk that is rewritable; an optical disk that
allows recording, erasing, and rewriting/recording again; the same
physical size as a CD but with a much larger capacity
◉ Blu-Ray. Answer: A high-capacity disk that is commonly used for
storing high definition video
◉ Laser. Answer: The beam that reads and writes/burns bits of
information on a disk's surface
◉ Binary. Answer: A computer processing code consisting of 1's and
0's
,◉ Boot Process. Answer: The start-up/shut down sequence that
occurs when you turn on/off a computer
◉ CPU. Answer: The central processing unit; the brain of the
computer; the microprocessor
◉ Hertz. Answer: A unit of measurement for a computer's processer
speed; Gigahertz (GHz), Megahertz (MHz)
◉ Motherboard. Answer: The printed circuit board on which the
CPU, RAM and BIOS chips, and other electronic circuit elements of a
computer are attached
◉ RAM. Answer: Memory that stores program instructions and data
temporarily; random access memory
◉ ROM. Answer: Memory that includes vital/permanent
instructions and data; read only memory
◉ Sound Card. Answer: A circuit board that gives the computer the
ability to accept audio input and produce audio output
, ◉ Graphics Card. Answer: A circuit board that gives the computer
the ability to accept video input and produce video output
◉ Power Supply. Answer: A device that provides power to a
computer; the device that charges the battery of a mobile computer
◉ GUI. Answer: A graphical user interface; user input/output is
processed by a computer using
◉ Application Software. Answer: A computer program that is
designed to perform a specific task
◉ Desktop. Answer: The main work area in graphical user interfaces
containing icons, shortcuts, windows, the taskbar and a background
image
◉ Icon. Answer: A picture or symbol on the desktop that represents
a shortcut to programs, folders, files, or websites
◉ Start Button. Answer: The button at the bottom left corner of the
windows desktop
◉ Start Menu. Answer: The home menu that grants users access to
all components of a computer
