Which of the following best explains why supercomputers are mainly used in weather forecasting and scientific research?

• They are cheaper than mainframes

• They can perform trillions of calculations per second

• They are small and portable

• They are widely available for personal use

A small company wants to connect 10 computers to share files and printers. Which device would best serve as the central connection point?

• Router

• Switch

• Server

• Mainframe

Which situation best illustrates the advantage of SSD over HDD?

• A student saving old files for long-term backup

• A business requiring faster boot-up and quick program loading

• A university archiving records for decades

• A researcher storing massive data sets with low cost

If the RAM of a computer fails, what is the most immediate consequence?

• Data stored in the hard disk will be erased

• The computer cannot temporarily store active processes

• The computer will still work but slower

• The operating system will not load at all

Which of the following correctly differentiates volatile and non-volatile memory?

• Volatile retains data even without power, while non-volatile loses it

• Volatile loses data when power is off, while non-volatile retains it

• Both volatile and non-volatile retain data permanently

• Both volatile and non-volatile lose data without power

Which component of the CPU is most responsible for comparing two values in a logical decision-making process?

• Cache

• Control Unit

• Arithmetic Logic Unit

• Registers

A business still runs its payroll system using a decades-old mainframe program. This system is best described as:

• Legacy system

• Virtual machine

• Cloud service

• Tablet PC

What is the key difference between a server and a personal computer?

• A server cannot process data

• A server only works offline

• A server is designed to support multiple users

• A personal computer is larger and more powerful

n airline uses a massive system that processes millions of booking transactions daily. Which computer type is MOST likely in use?

• Tablet

• Mainframe

• Super Computer

• Personal Computer

What does the Control Unit (CU) specifically do in the CPU?

• Perform arithmetic and logical operations

• Direct the flow of instructions and data

• Store frequently used data

• Control the motherboard hardware speed