Deck 2: Software Components

Question 1

Most modern operating systems do not support multithreading and multitasking.

Answer 1

False

Question 2

What standard Linux utility is used to install and configure software on CentOS operating systems?

A)YUM
B)RPM
C)APT
D)RHEL

Answer 2

A

Question 3

Which term is used to describe the hierarchical structure CentOS uses to organize files?

A)containers
B)trees
C)organizers
D)directories

Answer 3

D

Question 4

A desktop is the main workspace in a graphical user interface.

Question 5

A program with a slight amount of memory usage must have a memory leak.
Indicate the answer choice that best completes the statement or answers the question.

Question 6

What type of address is a memory location that intervening hardware and software map to physical memory?

A)logical
B)physical
C)virtual
D)upper

Question 7

Software that is available free of charge, but the software's owner still holds the copyright is referred to as what type of software?

A)Open source
B)Freeware
C)Free access
D)Trial

Question 8

In Windows 10, what term is use to describe the hierarchical database that contains configuration entries?

A)Record
B)Index
C)Registry
D)Listing

Question 9

What type of driver does an antivirus agent use to intercept files that contain viruses?

A)function
B)virus
C)filter
D)object

Question 10

What kernel mode component on Windows 10, insulates the kernel and device drivers from the complexities of the hardware?

A)Device Drivers
B)Executive
C)Hardware abstraction layer
D)Application

Question 11

When monitoring your system, you notice an unusually high CPU usage value that is consistently over 90 percent. What is the most likely reason for this concerning CPU state?

A)inadequate disk space
B)inadequate memory speed
C)inadequate RAM
D)inadequate processor speed

Question 12

What Microsoft configuration management framework consists of a command-line shell and an associated scripting language built on the .NET framework?

A)DOS
B)YUM
C)Bash
D)PowerShell

Question 13

What term best describes an operating system were all program modules share the same address space?

A)protected-mode
B)virtual
C)extended-mode
D)real-mode

Question 14

Which Windows 10 user mode process exposes native OS system services to user applications?

A)system support processes
B)service processes
C)user applications
D)environment subsystem

Question 15

The graphical user interface was essentially created by what organization?

A)Apple
B)Digital Equipment Corporation
C)Xerox PARC
D)Microsoft

Question 16

When utilizing the GUI interface, you cannot use a CLI.

Question 17

The DOS user interface is a command-line interface (CLI).

Question 18

What type of library consisting of common routines or data is used to support the development of Windows applications?

A)Open source library
B)dynamic link library
C)software library
D)application library

Question 19

The CentOS Linux distribution is derived from which other Linux operating system?

A)SUSE
B)GNOME
C)RHEL
D)Windows 10

Question 20

In what type of multiprocessing systems do several CPUs execute programs and distribute the computing load over a small number of identical processors?

A)cooperative
B)synchronous
C)symmetric
D)delegated

Question 21

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
The core of an operating system that manages memory, files, and peripheral devices

Question 22

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A utility in CentOS 7 that lets you review process activity in real time

Question 23

What application can be used by a CentOS system administrator to edit text files which contain configuration files?

A)GNOME
B)Regedit
C)YUM
D)Vim

Question 24

Which Windows 10 kernel mode component provides basic OS services, such as memory management, process and thread management, and security?

A)executive
B)kernel
C)device drivers
D)hardware abstraction layer

Question 25

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
An automation platform and scripting language for Windows

Question 26

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A memory location that intervening hardware and software map to physical memory

Question 27

What free and open source software office suite can usually be found bundled with most Linux distributions?

A)Microsoft Office
B)WordPerfect
C)LibreOffice
D)Adobe Suite

Question 28

Windows-based operating systems support file-sharing traffic across a network by using which communications protocol?

A)Samba
B)Server Message Block (SMB)
C)TCP/IP
D)FTP

Question 29

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A form of multitasking in which each process controls the length of time it maintains exclusive control over the CPU

Question 30

What utility can be used by a Windows 10 system administrator to view information about the system's performance?

A)Task Manager
B)Task Profiler
C)System Profiler
D)System Monitor

Question 31

What method of sharing CPU time involves the OS executing an application for a particular period and according to its assigned priority?

A)cooperative multitasking
B)preemptive multitasking
C)voluntary multitasking
D)centralized multitasking

Question 32

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A file system designed as a "next-generation" file system for Windows

Question 33

What utility, as a CentOS system administrator, are you most likely to use to monitor process activity in real time?

A)System Monitor
B)Task Manager
C)Resource Monitor
D)Process Manager

Question 34

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A library of executable functions or data that can be used by a Windows 10 application

Question 35

What utility can be used by a CentOS system administrator to review a summary of information about the system?

A)Task Manager
B)Task Profiler
C)System Settings
D)System Profiler

Question 36

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A suite of free software based on an interpreter of the Adobe PostScript and Portable Document Format (PDF) page description languages

Question 37

Which CentOS 7 kernel subsystem enforces a policy that ensures processes will have fair access to the processor, while ensuring that necessary hardware actions are performed by the kernel on time?

A)Memory Manager (MM)
B)Virtual File System (VFS)
C)Process scheduler (SCHED)
D)Network interface (NET)

Question 38

CentOS and other Linux operating systems owe their parentage to what operating system?

A)DOS
B)UNIX
C)GNU
D)Windows

Question 39

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
An application used to track the progress of and provide necessary resources for separate tasks running on a Windows computer

Question 40

Match each item with a statement below.
a.Ghostscript
b.Task Manager
c.virtual address
d.kernel
e.PowerShell
f.dynamic link library
g.cooperative multitasking
h.System Monitor
i.Server Message Block
j.Resilient File System
A communications protocol used by Windows-based operating systems to support resource sharing across a network

Question 41

What main function is provided to all versions of Microsoft Windows by the Windows Driver Model (WDM)?

Question 42

How does the operating system use paging to enhance the use of memory?

Question 43

Provide a high-level description of the CentOS 7 System Monitor.

Question 44

If you are studying to become a system administrator, why is it important to learn how to use the different command line interfaces available in most operating systems?

Question 45

What role does the virtual file system (VFS) perform within the CentOS 7 kernel?

Question 46

Name and describe the system utility in Windows 10 that can be used to manage your system's hard drives and partitions.

Question 47

What functions are provided by the Memory Manager (MM) within the CentOS 7 kernel?

Question 48

What is the basic idea behind open source software?

Question 49

Describe the functionality provided by the Processes tab within Task Manager in Windows 10.

Question 50

What is multithreading and why is it advantageous?