Computer Science Quiz

What is responsible for creating and deleting files and directories to organize files?

• File-System Management

• Caching

• Mass-Storage Management

• I/O system management

Which computing environment refers to computing on handheld smartphones and tablet computers?

• Mobile Computing

• Traditional Computing

• Client Server Computing

• Peer-to-Peer Computing

What is the purpose of caching in a computer system?

• To control access to files from unauthorized users

• To map files onto secondary storage

• To manage free-space on disks

• To improve performance by storing information in a faster storage system

In a client-server computing environment, what type of system provides an interface for clients to send requests to perform actions?

• Compute-server system

• File-server system

• Peer-to-Peer system

• Centralized system

What is the main purpose of real-time embedded systems?

• To deliver computing, storage, and applications as a service

• To provide handheld mobile access to services

• To run real-time operating systems

• To control scientific experiments and industrial systems

Which cloud computing model provides servers or storage available over the Internet?

• Software as a service (SaaS)

• Platform as a service (PaaS)

• Infrastructure as a service (IaaS)

• Public cloud

What is the purpose of the I/O subsystem in a computer system?

• To create and delete files and directories

• To provide a memory-management component including buffering and caching

• To hide devices from the operating system

• To manage free-space on disks

What is the role of protection and security in a computer system?

• To regulate access to data and resources

• To provide a file-system interface for high-speed storage

• To improve performance by detecting latent errors

• To manage free-space on disks

What is the purpose of a cache in a computer system?

• To manage free-space on disks

• To map files onto secondary storage

• To control access to files from unauthorized users

• To improve performance by storing information in a faster storage system

What is the main function of the operating system in connection with disk management?

• Free-space management

• Storage allocation

• Disk scheduling

• Keeping track of storage space allocation