Operating System - Quiz 1

______ acts as an intermediary between the computer user and the computer hardware.

A computer system can be divided roughly into four components, what are they

• the hardware, the operating system, the application programs, and the users

• the hardware, the process, the application programs, and the thread

• the software, the operating system, the application programs, and the users

• the hardware, the operating system, the application programs, and the process

The monolithic approach is often known as a ________ because changes to one part of the system can have wide-ranging effects on other parts.

• hybrid system

• loosely coupled system

• tightly coupled system

• semi- coupled system

The _______ must know how to load the operating system and how to start executing that system.

• trap

• bootstrap program

• system call

• system daemons

_________ increases CPU utilization by organizing jobs (code and data) so that the CPU always has one to execute.

• Programming

• Single programming

• Parallel programming

• Multiprogramming

A program is a _____ entity, like the contents of a file stored on disk, whereas a process is an _____ entity.

• passive, active

• active, passive

• both are passive

• both are active

______ process has one program counter per thread.

• Tri-threaded

• Multi-threaded

• Single-thread

• Double-threaded

The operating system abstracts from the physical properties of its storage devices to define a logical storage unit _____ .

• the file

• the process

• the thread

• the program

Most modern computer systems use ______ and ______ as the principal on-line storage media for both programs and data.

• HDDs and SDDs devices

• HDDs and NVM devices

• HDDs and NUMA devices

• NUMA and HDDs devices

_____ not only makes source code available but also is licensed to allow no-cost use, redistribution, and modification.

• Closed software

• Proprietary software

• Open-source software

• Free software