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Questions in this quiz (17)
1A computer system consists of two basic types of components:
- A2
- B3
- C4
2Hardware components
- Aprocessors
- Bmemory modules
- Ckeyboard
- Dscreen
- Eapplications
3Software components
- Aapplications
- Bmemory modules
- Cscreen
- Dother programs
- Eoperating system
4What is an Operating Systems?
- Ais a device that can be instructed to carry out arbitrary sequences of arithmetic or logical operations automatically
- BIt acts as an intermediary between a user and the computer system
- CA collection of software that manages computer hardware resources and provides common services for computer programs
- Dis a handheld personal computer with a mobile operating system and an integrated mobile broadband cellular network connection for voice, SMS, and Internet data communication; most if not all smartphones also support Wi-Fi
- EThe OS is a vital component of the system software in a computer system
5What is an Operating System?
- Aa set of utilities to simplify application development
- Bis an output device which displays information in pictorial form. A monitor usually comprises the display device, circuitry, casing, and power supply
- Ca software layer to abstract away and manage details of hardware resources
- Dis a computer program that is the core of a computer's operating system, with complete control over everything in the system
6Application benefits
- Asimplicity
- Befficiency
- Csafety
- Dportability
7User benefits
- Asimplicity
- Bsafety
- Cefficiency
- Dportability
8Spooling.Disks were much faster than card readers and printers
- ATrue
- BFalse
9What stand for SPOOL?
- ASimultaneous Peripheral Operations On-Line
- BSimultaneous Perfection Operations On-Line
- CSimultaneous Peripheral Operations On-Lfe
10Peer-to-peer (p2p) systems
- ANapster
- BMacOS
- COracle Solaris
- DGnutella
11OS interfaces
- A1
- B2
- C3
12OS interfaces
- AGraphical User Interface (GUI),Command line interface,Hardware level
- BGraphical User Interface (GUI),Command line interface,OS level
- CGraphical User Interface (GUI),Command line interface,System level
13Categories of process management
- AMultiprogramming,Multiprocessing
- BMultiprogramming,Multiprocessing,Distributed processing
14Concurrency
- Ait differs from parallelism, which offers genuine simultaneous execution
- Binterleaving of processes in time to give the appearance of simultaneous execution
- CIt is the requirement that when a process P is accessing a shared resource R, no other process should be able to access R until P has finished with R
- DExamples of such resources include files, I/O devices such as printers, and shared data structures
15Mutual Exclusion
- AExamples of such resources include files, I/O devices such as printers, and shared data structures
- BIt is the requirement that when a process P is accessing a shared resource R, no other process should be able to access R until P has finished with R
- Cinterleaving of processes in time to give the appearance of simultaneous execution
- Dit differs from parallelism, which offers genuine simultaneous execution
16semSignal(x)
- Aincrements the value of the semaphore x
- Btests the value of the semaphore x
17semWait(x)
- Aincrements the value of the semaphore x
- Btests the value of the semaphore x
Information
- Description
- Quiz on OS session, created by Saken Bolatzhanuly on 13/12/2017.
- Author
- Saken Bolatzhanuly
- Language
- English
- Views
- 7
- Rating
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