MID-TERM TEST(GRADE 7) BASIC TECHNOLOGY

Which of the following is not an electronic equipment?

• A. Television

• B. Radio

• C. Cable

• D. Computer

The following are types of building except

• A. Mud building

• B. Brick building

• C. Paper building

• D. Sandcrete

_____ is a symbol which is usually an arrow labeled “N” for north, which enables the reader of a construction drawing to orient it.

• A. Directional symbols

• B. Relative symbols

• C. Active symbol

• D. Accurate symbols.

The following are electronic components except

• A. capacitor

• B. inductor

• C. resistor

• D. conductor

The ability of a resistor to resist the flow of current is called

• A. Resistance

• B. Capacitance

• C. Inductance

• D. Conductance

Why is it necessary to use symbols in building plan or architectural design?

• A. To simplify the work of architectural drawings and to reduce the size of construction document

• B. To reduce cost of building

• C. To increase cost of building

• D. To waste time on drawing.

Which of the following is a semiconductor?

• A. Hydrogen

• B. Sodium

• C. Oxygen

• D. Silicon

A current that flows in one direction is called

• A. CD

• B. DC

• C. CA

• D. AC

Wood building can be made of Timber, Plywood or ___

• A. Carpet

• B. Water

• C. Petrol

• D. Log

Which of the following can convert an AC to a DC?

• A. Stabilizer

• B. Transformer

• C. Transistor

• D. Thermionic diode