CSCE 3600 exam 1 Questions – 100%
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true ANSW ✔✔ (T/F) Applications interact with the kernal through system
calls?
user and kernal mode ANSW ✔✔ The dual mode operations of an operating
system are called __ modes.
1. Application software
2. System software ANSW ✔✔ What are the 2 major software categories in
System Software Design?
1. Process Control
2. File Manipulation
3. Device Manipulation
4. Information Maintenance
5. Communications ANSW ✔✔ name 5 system calls categories in linux.
false ANSW ✔✔ (T/F) In an operating system, users can manage hardware
directly and ignore the OS interface
false ANSW ✔✔ (T/F) in Linux, the OS knows that a program is going to use a
system call, so the application is always running in kernal mode
1. provides direct interface to hardware and applications
, 2. management of resources such as file, processes, devices, etc. ANSW ✔✔
Give one example of what the kernal in linux is responsible for:
trap-mode bit ANSW ✔✔ transfer control to the kernal mode
return-mode bit ANSW ✔✔ returns to the user mode after servicing request
true ANSW ✔✔ the linux "find" command can also be used to perform
actions, such as the chmod command, on files matching the given pattern
no ANSW ✔✔ (yes/no) Consider the following result from the ls -l firstexam
command in Linux:-r-xr----x 1 xyz0123 csce3600 124 Oct 5 14:30 firstexam.
Assuming that you are not user xyz0123, can you as a member of group
csce3600, execute the command firstexam?
multiuser, multitasking operation system ANSW ✔✔ linux is a __ system.
-r--r-xr-x ANSW ✔✔ After issuing the command chmod go+rx test.c, which of
the following file permissions is possible for the regular file test.c?
542 ANSW ✔✔ What octal number would be used with the chmod command
to give a file or directory the r-sr---w- permissions?
true ANSW ✔✔ (T/F) the kernal is the central part of the OS in linux
true ANSW ✔✔ (T/F) in linux, the standard libraries (such as shells,
commands, compilers, and systems libraries) run in user mode?
Correct, Expert Verified Answers with
A+ Grade Assurance
true ANSW ✔✔ (T/F) Applications interact with the kernal through system
calls?
user and kernal mode ANSW ✔✔ The dual mode operations of an operating
system are called __ modes.
1. Application software
2. System software ANSW ✔✔ What are the 2 major software categories in
System Software Design?
1. Process Control
2. File Manipulation
3. Device Manipulation
4. Information Maintenance
5. Communications ANSW ✔✔ name 5 system calls categories in linux.
false ANSW ✔✔ (T/F) In an operating system, users can manage hardware
directly and ignore the OS interface
false ANSW ✔✔ (T/F) in Linux, the OS knows that a program is going to use a
system call, so the application is always running in kernal mode
1. provides direct interface to hardware and applications
, 2. management of resources such as file, processes, devices, etc. ANSW ✔✔
Give one example of what the kernal in linux is responsible for:
trap-mode bit ANSW ✔✔ transfer control to the kernal mode
return-mode bit ANSW ✔✔ returns to the user mode after servicing request
true ANSW ✔✔ the linux "find" command can also be used to perform
actions, such as the chmod command, on files matching the given pattern
no ANSW ✔✔ (yes/no) Consider the following result from the ls -l firstexam
command in Linux:-r-xr----x 1 xyz0123 csce3600 124 Oct 5 14:30 firstexam.
Assuming that you are not user xyz0123, can you as a member of group
csce3600, execute the command firstexam?
multiuser, multitasking operation system ANSW ✔✔ linux is a __ system.
-r--r-xr-x ANSW ✔✔ After issuing the command chmod go+rx test.c, which of
the following file permissions is possible for the regular file test.c?
542 ANSW ✔✔ What octal number would be used with the chmod command
to give a file or directory the r-sr---w- permissions?
true ANSW ✔✔ (T/F) the kernal is the central part of the OS in linux
true ANSW ✔✔ (T/F) in linux, the standard libraries (such as shells,
commands, compilers, and systems libraries) run in user mode?
