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Convert the decimal number 231 into its binary equivalent. Select the correct answer from the list below.
- 11110010
- 11011011
- 11110110
- 11100111
- 11100101
- 11101110
Convert the binary number 10111010 into its hexadecimal equivalent. Select the correct answer from the list below.
- 85
- 90
- BA
- A1
- B3
- 1C
The failure rate in a certain brand of network interface card has been determined to be 15%. How many cards could be expected to fail in a company that has 80 of the cards installed?
- 8
- 10
- 12
- 15
A local real estate company can have its 25 computer systems upgraded for $1000. If the company chooses only to upgrade 10 systems, how much will the upgrade cost if the same rate is used?
- $100
- $200
- $400
- $500
- $600
Considering the average capacity of storage device media, drag the storage media on the left to the capacity list on the right.
Which two devices provide permanent data storage? (Choose two.)
- Blu-Ray disc
- hard drive
- keyboard
- monitor
- RAM
If a technician uses an average of 2 cans of compressed air per week for cleaning, how many cans should be ordered for 8 technicians over the next 10 weeks?
- 16
- 20
- 80
- 160
- 200
What is a function of the BIOS?
enables a computer to connect to a network
- provides temporary data storage for the CPU
- performs a power-on self test of internal components
- provides graphic capabilities for games and applications
Match the form of network communication with its description. (Not all options are used.)
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