Question 46 (5 points) Which of the following statements is true ? You may selec
ID: 655772 • Letter: Q
Question
Question 46 (5 points)
Which of the following statements is true? You may select more than one.
Question 46 options:
Windows provides a tree command to graphically display the directory structure of a drive or path.
In Linux, each process has its own mask, which is applied whenever that process creates a new file. When the process is a shell, the mask is set with the umask command.
In Windows, time is a 64-bit value that represents the number of 2-nanosecond intervals that have elapsed since 12:00 A.M. January 1, 1901 Coordinated Universal Time (UTC)
POSIX time is defined as the number of seconds elapsed since midnight Coordinated Universal Time (UTC) of Thursday, January 1, 1970. POSIX time may be stored as a floating point number capable of representing fractions of seconds.
Question 47 (5 points)
Which of the following statements is true? You may select more than one.
Question 47 options:
Linux is a popular platform for research into operating systems, developer tools, user interfaces, and Internet services.
Unix is a trademark. Operating system vendors must pay a license and conform to certain technical standards in order to call their operating system Unix.
Linux is an Open Source operating system similar to the famous Unix operating system.
Linux is available in many different configurations calls
A)Windows provides a tree command to graphically display the directory structure of a drive or path.
B)In Linux, each process has its own mask, which is applied whenever that process creates a new file. When the process is a shell, the mask is set with the umask command.
C)In Windows, time is a 64-bit value that represents the number of 2-nanosecond intervals that have elapsed since 12:00 A.M. January 1, 1901 Coordinated Universal Time (UTC)
D)POSIX time is defined as the number of seconds elapsed since midnight Coordinated Universal Time (UTC) of Thursday, January 1, 1970. POSIX time may be stored as a floating point number capable of representing fractions of seconds.
Explanation / Answer
46)
a)True. Windows provides a tree command to graphically display the directory structure of a drive or path.
Syntax: tree [Driver: ][Path][/f][/a]
b)True. In Linux, each process has its own mask, which is applied whenever that process creates a new file. When the process is a shell, the mask is set with the umask command.
47)
B)True. UNIX is a trademark. . Operating system vendors must pay a license and conform to certain technical standards in order to call their operating system Unix.
C)True. Linux is an Open Source operating system similar to the famous Unix operating system.
D)True.
48)
c) True. In Linux or GNU distribution, the APT is used to handle the installation and removal of software.
d) True. Virtual machines usually emulate existing hardware architectures and are often built with the purpose of providing a platform to run programs where the real hardware is not available for use.
49)
a)True. The Windows 7 System File Checker, sfc.exe, tool is used to troubleshoot missing/corrupted system files
b)True.
c)True.
50)
b) True.
d) True.
51)
b) True.
c) True.
52) D) In both mathematics and computer language the algorithm is described as a step by step procideure for solving a problem.
53) A and C
54) C
55) B)
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