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OS > Test 4 > Flashcards

Test 4 Flashcards

(55 cards)

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1
Q

Group, owner, other

A

3 Levels of file access (Linux)

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2
Q

Android user interface element that’s usually along the top

A

Action Bar (Android)

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3
Q

Designed to run on mobile devices

A

Android OS

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4
Q

Replaced memory state is placed here and saves the state of the memory. (Android)

A

Back Stack (Android)

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5
Q

Company allows employees to use their own devices.

Security risk since they could bring in potential worms/viruses.

A

Bring your own devices

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6
Q

Way of allocating memory by splitting and grouping usable memory. (Linux)

A

Buddy algorithm (Linux)

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7
Q

Program language that Windows was written in.

A

C

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8
Q

cat chapt1 chapt2 > section a

A

copy contents of chapter 1 and 2 into file section a. chapter 1 comes first.

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9
Q

Cannot host a file system (Linux)

A

Char devices (Linux)

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10
Q

Unix configuration file that contains the parameters for resources such as buffers or swap space.

A

conf.c (Unix)

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11
Q

State of when an activity when it has just begun in Android.

A

Created (Android)

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12
Q

Supervise the transmission of data between main memory and peripheral unit.

A

Device Drivers

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13
Q

(Unix) Long and detailed listing of files in a directory shows eight pieces of information for each file

A

Directory Listing (Unix)

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14
Q

Used by I/O manager to communicate with a driver when it generates an IRP request (Windows)

A

Dispatch routine (Windows)

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15
Q

Hierarchical replicated naming service for the internet.

A

DNS

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16
Q

(Windows) Groups machines into administrative units

A

Domains (Windows)

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17
Q

Way of moving stuff on Android interfaces

A

Drag gesture (Android)

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18
Q

Design goal of Android to be sleek and esthetic

A

Enchant Me

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19
Q

960x720 display on Android device

A

Extra-Large Screens (Androids)

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20
Q

Face scan for accessing devices

A

Facial recognition

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21
Q

(Windows) Memory based representation of sharable physical resources

A

File Objects (Windows)

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22
Q

When a process begins execution in Linux the segments have a fixed size

A

Fixed Size (Linux)

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23
Q

Public license where a program is open source and free to use and modify

24
Q

Cloud environment is built into the OS

Study These Flashcards
A

Integrates cloud environments

25
Language that Android apps are written in
Java
26
Linus+Unix
Linux
27
Linux updates
Every six months
28
Acts to free up memory when memory is low by killing processes that have remained dormant the longest (Android)
Low memory killer (Android)
29
Index to the array to
Major device number (Linux)
30
Creates a new directory or subdirectory in Windows
MD (Windows)
31
Base off of the address space of a process
Memory Protection (Linux)
32
Contains the contents of a file in virtual memory
Memory-mapped files (Windows)
33
Ability to utilize multiple threads. Improves data base searches.
Multithreading
34
Received from an .exe call
No return (Unix)
35
New Technology File System. Recovers from errors.
NTSF
36
Points to page tables (Linux)
Page's middle directory (Linux)
37
IEEE Standard Portable Operating System Interface.
POSIX
38
Is also called Kernel mode in windows
Privileged processor mode (Windows)
39
Setup when process is created in Linux and deleted when the process is terminated
Process Table (Unix)
40
If another event happens from while another process is getting ready to start
Race (Unix)
41
Portion of memory
Resident operating system code (Windows)
42
Delete file or directory in (Linux)
Rm (Linux)
43
/
Root Directory (Linux)
44
Lists successful and unsuccessful attempts to get into a system
Secure log file
45
Equivalent of device drivers in Unix
Special files (Unix)
46
State of a process when it's been pulled from running state
Stopped State
47
Take an entire program into memory before executing
Swapping (Unix)
48
Detailed description of activity on a system
System logs
49
Sequence of activities a user performs to accomplish a goal
Task (Android)
50
Processes that use shared program code
Text table (Unix)
51
Owns the trademark to Unix
The Open Group
52
Unique identifier Two stacks used in threads execution
Thread's context (Windows)
53
Windows file handling concept
Virtual File
54
Allows two process to synchronize with each other in Linux
Wait queues
55
Takes the next thing from the ready queue
Process Manager

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