AS Level Computer Science Quiz

What is the primary function of the Arithmetic Logic Unit (ALU) in a CPU?

• To manage the computer's memory and processes

• To perform arithmetic and logical operations

• To control input and output devices

• To store data temporarily for quick access

Which of the following is an example of an input device?

• Monitor

• Speaker

• Keyboard

• Printer

What type of storage technology is an SSD (Solid State Drive)?

• Magnetic storage

• Optical storage

• Solid-state storage

• Cloud storage

In computer networking, what does a router primarily do?

• Connects multiple computers together

• Stores files for network users

• Directs traffic between different networks

• Amplifies the signal strength

What is the main purpose of cache memory in a CPU?

• To store the operating system

• To provide high-speed data storage and access to the CPU

• To control input and output devices

• To store user data

Which of the following is not a characteristic of RAM (Random Access Memory)?

• Volatile

• Used for long-term storage

• Allows data to be read and written

• Temporary storage

What does the term "clock speed" refer to in a CPU?

• The speed at which the CPU can execute instructions

• The physical size of the CPU

• The amount of heat the CPU generates

• The amount of power the CPU consumes

Which of the following is an example of an output device?

• Scanner

• Mouse

• Monitor

• Keyboard

What distinguishes a mechanical hard drive (HDD) from a solid-state drive (SSD)?

• HDDs have no moving parts, whereas SSDs have spinning disks.

• SSDs are only used for temporary storage, while HDDs are used for long-term storage.

• HDDs use magnetic storage technology, whereas SSDs use flash memory.

• SSDs are larger in size compared to HDDs.

In the context of CPU architecture, what is pipelining?

• A technique to reduce the physical size of the CPU

• A process to cool down the CPU more efficiently

• A method to increase CPU processing by executing multiple instructions simultaneously

• A storage method to increase cache memory size