CS 110 Practice Quiz

1. What is the purpose of an uninterruptible power supply (UPS)?

To increase the speed of data transfer

To regulate the cooling system of the CPU

To store extra data for the processor

To protect the computer from electrical surges and provide backup power

2. What type of storage is typically used in RFID (Radio Frequency Identification) systems?

Embedded microchips

Solid-state drives

Magnetic tape

Optical discs

3. What input device is commonly used in banking to read checks?

Stylus

RFID scanner

Barcode scanner

MICR (Magnetic Ink Character Recognition) reader

4. Which of the following measures the speed of a storage device?

Processor clock speed

Transfer rate

Bus width

Storage density

5. What is the function of the read/write head in a hard disk drive?

To transfer data to a USB drive

To store backup power

To read and write data on the platter

To connect to external devices

6. What is the binary equivalent of the hexadecimal number A?

1010

1100

1110

1001

7. What is the binary equivalent of the decimal number 7?

1100

1010

0111

1001

8. What is the hexadecimal equivalent of the binary number 1111?

9. Which type of cache mapping method allows multiple cache blocks to map to the same location?

Sequential mapping

Fully associative

Set-associative

Direct-mapped

10. What is the main function of a router?

Convert digital signals to analog signals

Store network configurations

Connect devices within a local network

Direct data packets between networks

⚠️ Work in progress! Things might break, act weird, or develop a personality. No worries—just blame the code, not yourself! 😆 Either way, happy practicing! 🚀