Chapter 2: Looking at Computers: Understanding the Parts
Due 01/29/2015
1. Computers use ______________language consisting of 0s and 1s.
a. Binary
b. Byte
c. System
d. Symbol
2. Which of the following computers supports many simultaneous users and manages large amount of data?
a. desktop computer
b. embedded computer
c. mainframe computer
d. supercomputer
3. Which of the following is NOT a system used with touch screens?
a. Capacitive
b. Resistive
c. Inductive
d. Surface acoustic wave
4. The number of pixels displayed on the screen is known as
a. contrast ratio
b. brightness resolution
c. aspect ratio
d. screen resolution
5. Which port is the most common port found on today’s computing devices?
a. Universal serial bus (USB)
b. Ethernet
c. Parallel
d. FireWire
6. Which computer port can transmit uncompressed audio and video?
a. USB
b. LCD
c. VGA
d. HDMI
7. Today’s CPUs run at speed measured in kilohertz.
a. False
b. True
8. Inkjet printers and laser printers are example of ________ printers.
a. Thermal
b. dot-matrix
c. nonimpact
d. impact
9. _____________ is concerned with the design and arrangement of machines and furniture to avoid uncomfortable or unsafe experiences.
a. Positioning
b. Occupational safety
c. Ergonomics
d. Repetitive strain prevention
10. On a keyboard, Num Lock and Caps Lock are both toggle keys.
a. True
b. false
11. Translate Text into Binary Code
Task: Learn how to translate text into binary code.
Assignment: Visit the website at www.roubaixinteractive.com/PlayGround/Binary_Conversion/Binary_to_Text.asp, and translate the following binary code into text (be sure to include all punctuation):