CS Chapter 1 Quiz

Riya is trying to perform arithmetic calculations on her computer. Which unit of the CPU is primarily responsible for this?

• Control Unit

• ALU

• Register

• Memory Unit

Arjun notices that once his PC is shut down, all his unsaved work is lost. Which type of memory was holding his data?

• ROM

• RAM

• Cache

• Hard Disk

During startup, Meera's computer checks and initializes hardware. Which part of the memory is responsible for this?

• RAM

• ROM

• Hard Disk

• Cache

While running a heavy graphics game, Aarav’s computer accesses a small high-speed memory placed between CPU and RAM. This is known as:

• Virtual memory

• EEPROM

• Cache memory

• Flash memory

Which part of the CPU interprets instructions and directs data flow between components?

• ALU

• Memory

• Control Unit

• Hard Disk

Sneha wants to back up her school files and carry them easily. Which storage device is best for her use?

• Magnetic Tape

• Hard Disk

• CD-ROM

• Pen Drive

A railway server that handles hundreds of users at a time most likely uses which type of computer?

• Microcomputer

• Minicomputer

• Mainframe

• Supercomputer

Which memory is both non-volatile and allows electric erasure of stored data?

• ROM

• PROM

• EPROM

• EEPROM

Sohan uses a small tablet PC while travelling. It belongs to which category?

• Microcomputer – Mobile

• Minicomputer

• Hybrid Computer

• Mainframe

When switching off the computer, data in which of these is permanently retained?

• RAM

• ROM

• Cache

• Register