FIRST CUP: TECHNOLOGY QUIZ BEE ELIMINATION

1. EASY - MATH: The ratio of boys to girls in a class is 2:5. If there are 40 girls in the class, how many boys are there?

• 2

• 5

• 10

• 16

1. EASY - SCIENCE: Joyce wants to change the output of her DC power supply from 15VDC to +9VDC, what type of voltage regulator shall she use?

• LM7805

• LM7806

• LM7809

• LM7812

1. EASY - WORKSHOP: Receiving a mild electric shock from a doorknob is an example of ____________.

• Current electricity

• Kinetic electricity

• Static electricity

• Spontaneous electricity

EASY - ICT: Jennie instructed Rose to give her access to the shared document in Google Docs so she can make necessary revisions. What access should Rose give to Jennie?

• 1. Commenter

• Deleter

• Editor

• Viewer

EASY - MATH: What is the simplest form of 15/81.

• 5/16

• 3/9

• 1. 3/27

• 5/27

EASY - SCIENCE: Determine the correct sequence of a DC Power Supply Block Diagram.

• 1. Load, Source, Rectifier, Filter, Regulator

• 1. Load, Regulator, Filter, Rectifier Source

• 1. Source, Regulator, Filter, Rectifier, Load

• 1. Source, Rectifier, Filter, Regulator, Load

EASY - WORKSHOP: Ana wants to measure the precise (internal and external) dimensions of a PVC pipe, what tool is she going to use?

• Vernier Caliper

• Push-Pull Rule

• Compass

• Steel Rule

EASY - SCIENCE: In a 4-band resistor, what is the value of the color blue in the 2nd band?

• 5

• 1. 6

• 7

• 8

EASY - Julius opened his cam for his google meet meeting but he noticed that his background is a little bit messy. What Google meet feature can he use?

• Background blur

• Noise cancellation

• Screen sharing

• All of the above

EASY - WORKSHOP: Looking at a workpiece, how many principal views are we creating by using the “glass box” method?

• 3

• 4

• 5

• 6