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Periodic Assessment 1
(Based on chapters 1 & 2)
A. Rewrite the incorrect statements.
1. The total number of digits used in a number system is called its LSD.
______________________________________________________________________________
2. Hexadecimal number system consists of 16 digits from 0–15.
______________________________________________________________________________
3. In BEDMAS rule, E stands for elimination.
______________________________________________________________________________
4. Chart Area is a key which shows the meanings of symbols and colours used in the chart.
______________________________________________________________________________
5. Area chart is also known as XY plotter chart.
______________________________________________________________________________
B. State the use and one example of each.
1. Column chart _____________________________________________________
2. Pie chart _____________________________________________________
3. Area chart _____________________________________________________
4. Bar chart _____________________________________________________
5. XY Scatter Plot chart _____________________________________________________
C. Circle the odd one out.
1. Decimal Octal Scientific Binary
2. A C F H
3. Bar Pie Data Column
4. Int Bit Nibble Byte
D. Match the following columns:
Column A Column B
1. (26) (i) (1111) 2
10
2. (64) (ii) (101.101) 2
10
3. (5.625) (iii) (11010) 2
10
4. (15) (iv) (100.001)
10 2
5. (4.125) (v) (1000000)
10 2
Periodic Assessment 1 25

