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Jeopardy

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Convert the ordinary number 31 to binary ... Then convert the answer to base 10. R7 ... Indigo. 7 points. 6 points. 5 points. 4 points. 3 points. Graphics. I4 ... – PowerPoint PPT presentation

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Title: Jeopardy


1
Jeopardy
Yellow
Orange
Green
Red
Blue
Violet
Indigo
2
Red
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Binary Number Systems
3
R4
  • Convert the ordinary number 31 to binary number

4
R5
  • Convert the binary number 1011 to a base ten
    number.

5
R6
  • Subtract 101 from 1100. Then convert the answer
    to base 10.

6
R7
  • Add 1001 to 111 in base 2. Then convert the
    answer to base 10.

7
R3
  • Explain what is a binary number system.

8
R2
  • Name a physical change and a chemical change that
    can happen in everyday life inside the kitchen.

9
R1
  • Distinguish between a pure substance and a
    mixture. Give an example of each.

10
Orange
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Electronics
11
O4
  • What gate does the symbol . stand for in
    electronics. Give an example of the possible
    inputs and output.

12
O5
  • Describe the output for the following Boolean
    Algebra expression
  • Y(A B) . (A)
  • Given that the input for A is 0 and the input for
    B is 1.

13
O6
  • Write down on board the truth table for the
    expression YAB.A

14
O7
  • Convert and draw on board the following Algebraic
    expression to a circuit diagram
  • YA.BA.CB

15
O3
  • Name 2 major electronic gates to combine inputs A
    and B.

16
O2
  • Approximately how many different kinds of
    elements are there?

17
O1
  • Distinguish an atom of an element from a compound
    molecule.

18
Yellow
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Set theory
19
Y4
  • If A denotes the set of Tik2o male students, and
    B denotes the set of Tik2o students with
    spectacles. Give the name of a student who is in
    the set A intersect B.

20
Y5
  • If A denotes the set of Tik2o male students, and
    B denotes the set of Tik2o students with
    spectacles. Give the name of a student who is in
    the set (not A) intersect B.

21
Y6
  • If A denotes the set of Tik2o male students, and
    B denotes the set of Tik2o students with
    spectacles. What would be the universal set? Draw
    on board a Venn diagram representation of the
    universal set, A, B and also highlight the set A
    intersect B.

22
Y7
  • Represent the set A U B by giving a concrete
    example of sets of objects.

23
Y3
  • Explain what is the meaning of union,
    intersection and negation of 2 sets named A and B.

24
Y2
  • Chlorine has an atomic mass notation of 35Cl17,
    how many protons does an atom of chlorine have in
    the normal state?

25
Y1
  • What are the 3 major sub-atomic particles in an
    atom?

26
Green
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Programming basics
27
G4
  • Write down the command to store the values of 5
    times x less the value of y into a variable z.

28
G5
  • Name 4 basic data types that are found in Turbo
    Pascal.

29
G6
  • Write down the command that gives the value of
    the remainder when the variable x is divided by
    5.

30
G7
  • Write down the command that will give a random
    integer number from 0 to 10.

31
G3
  • Describe the command to output the value of
    variable X to the monitor.

32
G2
  • How many electrons does a negative ion of
    flourine 19F9- has?

33
G1
  • Alkali metals lose an electron to form a stable
    octet. True or false?

34
Blue
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Repetitions and decisions
35
B4
  • Consider the following statement
  • If age gtminAge
  • Then
  • If income gt minIncome
  • writeln(Accept)
  • Else
  • writeln(reject)
  • What will the statement print if age is greater
    than minAge and income is less than minIncome?

36
B5
  • How many will the following program fragment
    print?
  • For i 1 to 5 do
  • For j 1 to i do
  • write()

37
B6
  • What does the program fragment output?
  • Last 5
  • for count1 to Last do
  • If odd(count) then
  • Writeln(count2)

38
B7
  • What does count signify after exiting the
    following program fragment?
  • Count 0
  • While num mod Divisor 0 do
  • Begin
  • Numnum div Divisor
  • Countcount 1
  • end

39
B3
  • Name 3 commands or structure of statements that
    can result in loop action in a computer.

40
B2
  • If atoms have electrons which are negatively
    charged, why are most materials neutral and do
    not show electrical attraction or repulsion?

41
B1
  • Explain what is an insulator.

42
Indigo
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

Graphics
43
I4
  • How many colors are there in Turbo Pascal
    Graphics unit?

44
I5
  • Write a command to output Hello, World! to the
    middle of the screen on our computers using the
    Graphics unit. (not the CRT unit)

45
I6
  • What commands are used to draw a circle at (100,
    100) and fill it with a solid color?

46
I7
  • Write a command to draw a circle within a
    rectangle on the computer screen.

47
I3
  • Write down the command to draw a line from the
    point (10,100) to (20,200).

48
I2
  • 2 light bulbs are connected in series with a
    battery supplying the current. When one bulb is
    unscrewed, what happens to the brightness of the
    other bulb?

49
I1
  • What are the units for measuring current,
    potential and resistance respectively?

50
Violet
  • 7 points
  • 6 points
  • 5 points
  • 4 points
  • 3 points

General knowledge
51
V4
  • What does the Acronym ROM stand for?

52
V5
  • Name the 2 major types of monitors on a desktop
    computer.

53
V6
  • What are the 3 major topologies in a computer
    network

54
V7
  • Fibre optics use light to conduct information
    over vast distances. How many times can light
    travel round and round the circumference of earth
    in 1 second.

55
V3
  • Name 3 different input devices.

56
V2
  • Describe the path of earth in one year in the
    solar system.

57
V1
  • Which is the nearest star to earth?
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