BASIC TECH J.S.S. 2 THIRD TERM EXAMINATION
Edu Delight Tutors
LAGOS
CLASS: J.S.S 2
SUBJECT: BASIC TECH
1. Engineers should be good at ____________ a. Literature b. sport c.mathematics d. accounting
2. __________produce conceptual models of building which are translated to a set of architectural drawings a.lawyer b.athletes c.artiste d.architect
3. The process of splitting the log into marketable sizes is known as a. seasoning b.felling c.preservatives d.conversion
4. A/an______ is any feature that reduce the quality value of timber a.defect b.effect c.veneer d.board
5. A steel is a mixture of iron and_________ a.carbon b. copper c.zinc d.tin
6. Metals can be obtained from rocks these rocks are known as_________ a.molten b.drill c. ore d. base
7. Ceramics are product made from _________ and dried to hardness.a.glass b.clay c.metals d. wood
8. A cube has _______ faces a.8 b.12 c.6 d.10
9. A form of pictoral drawing which is inclined at 300 to the horizontal plane is called a.oblique b.isometric c.perpendicular d. orthographic
10. The process of heating and melting ore Is called a.smelting b.casting c. alloy d. stage
11. There are ______ main methods of orthographic projection. A.three b.four c.two d. six
12. _______ refers to glue or resin used for joints fitting a. fitting b.adhesives c. nail d.sander
13. one of these is not a joint a.dovetail b.plain lap c. mortic and tenon d. wood lathe
14. Angle on a straight line is ________ a.180 b. 360 b.45 c.90
15. Which of these polygons has four sides a. Triangle b.quadrilateral c.pentagon d. octatgon
16. A polygon with 10 sides is known as (a) Decagon (b) Hexagon (c) Octagon (d) Pentagon
17. A quadrilateral with opposite sides equal and opposite is known as (a) Polygon (b) Parallelogram (c) Decagon (d) Hexagon
18. ____________ is an example of(a) Thin continuous (b) Thin long chain (c) Thin wavy (d) Thin short
19. A line that divides a circle into two halves is known as(a) Chord (b) Tangent (c) Radius (d) Diameter
20. __________ is a straight line drawn from the center of the circumference. (a)Tangent (b) Radius (c) Chord (d) Tangle
21. Hardware examples includes the following except ____________
(A)Monitor (B) mouse (C) operating system (D) keyboard
22 F.M Means_________________________________________________3 One of these is 23. an example of analogue signal/device
(A) Computer system (B) human voice (C) dvd player (D) plasma tv
24 The demerits of the internet includes these except ____________________
(A) Access to library (B) pornography (C) cybercrime (D) fraud
25 Ferrous metal are metal which contains _____________________
(A) Cupper (B) iron (C) carbon (D) silicon
26 The basic material for the production of ceramics is _________________
(A) Clay (B) humidity (C) resuscitation (D) temperature
27 A.M Means ______________________
28 Tyres is made from ______________________________________
(A) Ceramic (B) rubbers (C) metals (D) wood
29 G.S.M Stands for ___________________________________________________
___________________________________________
30 ____________is the degree of hotness or coldness of a body or place
(A) Pressure (B) humidity (C) resuscitation (D) temperature
31 The following are software except ___________________
(A)Cedar (B) pine (C) iroko (D) spruce
32 The letter “S” in S.I.M Stand for _____________________
(A) Server (B) subscriber (C) system (D) source
33 Bronze is an alloy of ______________ and copper
(A) Tin (B) zine (C) sliver (D) aluminum
34 Ceramics have been used for ages in ________________
(A) Law (B) medicine (C) sculpture (D) politics
35 Gentian violet is _________________ in colour
(A) Red (B) yellow (C) white (D) purple
THEORY
Attempt all questions
1a Define the term
(i) Analog signal (ii) digital signal
1b in tabular form, state five differences between analog and digital signal
1c Draw the analog and d digital signal
2a Define the terms
(i) First aid (ii) first aid box
2b List ten items that can be found in the first aid box
2c who is a first aider
3a what is an alloy?
3b Give five examples of alloy
3c Distinguish between nature and synthetic rubbers.
c. What are search engines used for?
2. Who is a computer professional?
b. Name four categories of computer professional
c. State four qualities of a good computer professional
3a. Define the term ‘Digital divide’
B. State the effects of digital divide
