Plus 2 Lecturer Mixed Practice Test #495

Question 1

E-commerce means:‌​‍

Accepted Answer

Electronic commerce (buying/selling online) — E-commerce = buying and selling goods/services over the internet (Amazon, Flipkart, etc.).‌​‍

Answer

Email communication

Answer

Electronic computing

Answer

Email marketing

Question 2

Data that describes the characteristics of a geographic feature in GIS:

Accepted Answer

Non-Spatial Data — Non-spatial (attribute) data describes features; raster/vector are spatial data formats.

Answer

Raster Data

Answer

Spatial Data

Answer

Vector Data

Question 3

Synonym of SERENDIPITY:

Accepted Answer

Fortunate accident — Lucky chance discovery.

Answer

Planning

Answer

Misfortune

Answer

Intent

Question 4

Identify a compound word:‌​‍

Accepted Answer

blackboard — Blackboard = black + board (two words combined).‌​‍

Answer

beautiful

Answer

running

Answer

carpet

Question 5

Which of the following are the components of prejudice?‌​‍

Accepted Answer

Cognitive (stereotype) + Affective (prejudice) + Behavioral (discrimination) — Stereotype = belief. ‌​‍Prejudice = attitude. Discrimination = behavior. ‌​‍Contact hypothesis reduces prejudice (Allport).

Answer

None

Answer

Only action

Answer

Only belief

Question 6

Value of sin 30°:‌​‍

Accepted Answer

1/2 — Common angles: sin 0=0, sin 30=1/2, sin 45=1/√2, sin 60=√3/2, sin 90=1. ‌​‍cos reverses.

Answer

√3/2

Answer

1

Answer

0

Question 7

1 Kilobyte (KB) equals:‌​‍

Accepted Answer

1024 bytes — 1 KB = 1024 bytes (2¹⁰). Computers use binary (powers of 2), not decimal.‌​‍

Answer

1000 bytes

Answer

512 bytes

Answer

2048 bytes

Question 8

Synonym of 'scrutinise':

Accepted Answer

Examine closely — Scrutinise = inspect carefully, examine thoroughly.

Answer

Glance

Answer

Ignore

Answer

Praise

Question 9

Aqua regia is:‌​‍

Accepted Answer

3 HCl : 1 HNO₃ (dissolves Au, Pt) — Royal water — dissolves noble metals via nitrosyl chloride + chloride complex formation.‌​‍

Answer

Concentrated H₂SO₄

Answer

1 HCl : 3 HNO₃

Answer

Dilute HCl

Question 10

A constructivist teacher wants to assess students' understanding of the water cycle after a 5E lesson. Which assessment method would best evaluate their ability to apply knowledge in a new context?

Accepted Answer

C. A group project designing a model or poster to explain the water cycle to younger students. — Option C aligns with the 'Elaborate' phase, where students apply knowledge in new contexts, making it the best fit for assessing application. Option A tests recall, B tests metacognition, and D tests passive summarization—none reflect authentic application under constructivism.

Answer

A. A multiple-choice quiz testing factual recall of the water cycle steps.

Answer

B. A written reflection where students describe their learning process and challenges.

Answer

D. An oral presentation summarizing the water cycle as taught by the teacher.

Plus 2 Lecturer Mixed Practice Test #495