EDPT (Electronic Data Processing Test) Numerical Reasoning 4

Question 1

If a database table has 12 columns and 850 rows, how many total cells does it contain?

Accepted Answer

10,200

Answer

12 × 850 = 10,200 cells.

Question 2

A backup job runs every 6 hours. How many backups are created in one week?

Accepted Answer

28

Answer

24 hours ÷ 6 = 4 per day; 4 × 7 = 28 backups per week.

Question 3

What is the hexadecimal equivalent of the decimal number 255?

Accepted Answer

FF

Answer

255 = 15×16 + 15 = FF in hexadecimal.

Question 4

A system's CPU usage drops from 92% to 69%. By how many percentage points did it decrease?

Accepted Answer

23

Answer

92 − 69 = 23 percentage points.

Question 5

Three servers handle a load in ratio 2:3:5. If the total load is 800 requests/sec, how many does the smallest server handle?

Accepted Answer

160

Answer

Smallest share = 2/(2+3+5) × 800 = 2/10 × 800 = 160.

EDPT - Electronic Data Processing Test Practice Test