I.S. Quiz 02 Hardware Flashcards
Optical computing and quantum computing are two new promising types of mobile processing technology.
True or False
F
An integrated circuit is a chip that can contain millions of transistors.
True or False
T
The _____ plays an important role in transforming data into useful information.
A: Clock speed
B: LPC bus
C: hard drive
D: processor
D
Transistors control the flow of _____ by switching electrical pulses on and off.
A: atoms
B: neutrons
C: protons
D: electrons
D
A motherboard can be found in almost all digital electronics devices.
True or False
T
A CPU component known as the _____ carries out the instructions used for mathematical and logical operations.
A: control unit
B: ALU
C: register
D: System clock
B
All of the following sequences are stages of the machine cycle EXCEPT _________.
A: fetch
B: decode
C: sort
D: store
C
Transistors today are so small that over two billion can be stored on a surface the size of your thumbnail.
True or False
T
The machine cycle and the system clock work together when processing instructions.
True or False
T
The task of video _____ is to serve as a buffer between the processor and the monitor.
A: memory
B: graphics
C: flash
D: processes
A
With _____ memory, data is stored permanently with no moving parts or the need for electricity.
A: flash
B: optical
C: magnetic
D: compact disc
A
When purchasing a typical PC today, you can expect at least _____ GB of RAM installed.
A: 2
B: 5
C: 8
D: 10
A
The process of writing to an optical disc is sometimes called laser-etching.
True or False
F
Two-layer Blu-ray discs now can store _____ GB of data.
A: 5
B: 10
C: 50
D: 500
C
Solid-state storage is quickly replacing _____ for storing data on small devices like the iPod.
A: magnetic tape
B: microdrives
C: mylar film
D: sequential access
B
Which of the following is an example of optical storage?
A: hard disk
B: CD
C: RAM
D: USB drive
B
Large retail stores use _____ terminals to track purchases and inventory.
A: OCR
B: OMR
C: MICR
D: POS
D
A touch screen monitor can serve as both an input and an output device.
True or False
T
Output that you can feel is called _____ output.
A: OLED
B: sensitive
C: aural
D: haptic
D
The purpose of a video card is to manage all images sent to a computer’s display.
True or False
T
Businesses rely on stored, machine-readable data to keep track of customers.
True or False
T
Which of the following is an example of a special-purpose input device?
A: LED
B: LCD
C: OCR
D: CRT
C
_____ was invented to standardize computer interfaces around one type of connection.
A: The expansion card
B: The USB port
C: Blu-ray
D: OLED
B
Resolution is measured by the physical size of your screen.
True or False
T
A video card can be found inside the computer, plugged into the _____.
A: power supply
B: motherboard
C: RAM
D: ROM
B
