Discussion
Home ‣ Technical Questions ‣ Operating Systems Comments
- Question
Default read write and execute permissions given to a file for owner, group and others are
Options- A. 6-4-4
- B. 6-4-2
- C. 6-4-6
- D. 6-6-6
- Correct Answer
- 6-4-4
ExplanationDefault permissions given to a file are:
Owner - read write and execute - 6
group - write - 4
others - write - 4
- 1. A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command: java -classpath /test:/home/bob/downloads/*.jar games.Chess Bob's CLASSPATH is set (at login time) to: /usr/lib:/home/bob/classes:/opt/java/lib:/opt/java/lib/*.jar What is a possible location for the Chess.class file?
Options- A. /test/Chess.class
- B. /home/bob/Chess.class
- C. /test/games/Chess.class
- D. /user/lib/games/Chess.class Discuss
- 2. The program that is responsible for loading the operating system into RAM is the _______.
Options- A. BIOS
- B. Bootstrap Program
- C. Drive- Driver
- D. Supervisor Program Discuss
- 3. A computer assisted method for the recording and analyzing of existing or hypothetical systems is
Options- A. Data transmission
- B. Data capture
- C. Data flow
- D. Data processing Discuss
- 4. Which among the following is not aprocess state in unix?
Options- A. Running
- B. Runnable
- C. Zombie
- D. Stopped Discuss
- 5. What is busy waiting? Discuss
- 6. The list of coded instructions is called
Options- A. Algorithm
- B. Flowchart
- C. Utility programs
- D. Computer program Discuss
- 7. Which of the following is Not an Operating System?
Options- A. UNIX
- B. Windows NT
- C. C++
- D. DOS Discuss
- 8. What type of operating system uses the NTFS file system ?
Options- A. Windows
- B. Mac OS X
- C. Unix
- D. All of these Discuss
- 9. Explain soundex() and metaphone() ? Discuss
- 10. High level language is also called as ?
Options- A. Business oriented language
- B. Mathematically oriented language
- C. Problem oriented language
- D. All of above Discuss
Operating Systems problems
Search Results
Correct Answer: /user/lib/games/Chess.class
Explanation:
/user/lib/games/Chess.class could be the possible location of the file
Correct Answer: Bootstrap Program
Explanation:
The program that is responsible for loading the operating system into RAM is the bootstrap Loader program.
Correct Answer: Data flow
Correct Answer: Runnable
Explanation:
The process states of unix are running,Zombie,stopped,Waiting.
Correct Answer: The repeated execution of a loop of code while waiting for an event to occur is called busy-waiting The CPU is not engaged in any real productive activity during this period, and the process does not progress toward completion
Correct Answer: Computer program
Explanation:
A computer program is a collection of instructions that performs a specific task when executed by a computer
Correct Answer: C++
Explanation:
C++ is not an Operating System.
An Operating System is a collection of system programs that manages all the other programs application programs in a computer as well as the allocation and use of hardware resources such as the CPU, Memory and the Hard Disk Drive.
It acts as an interface between the hardware and the user level program.
It controls and facilitates the overall operation of a computer.
Here
UNIX : UNIX is a popular multi-user, multitasking operating system (OS) developed at Bell Labs.
Windows NT : Windows NT is a family of operating systems produced by Microsoft, the first version of which was released in July 1993.
DOS : DOS is Disk Operating System. The term DOS can refer to any operating system.
C++ : C++ is a programming language and computing platform.
Hence, C++ is not an Operating System.
Correct Answer: Windows
Explanation:
Windows operating system uses the NTFS file system.
Correct Answer: soundex() The soundex() function calculates the soundex key of a string A soundex key is a four character long alphanumeric string that represent English pronunciation of a word he soundex() function can be used for spelling applications < ?php $str = "hello"; echo soundex($str); ? > metaphone() The metaphone() function calculates the metaphone key of a string A metaphone key represents how a string sounds if said by an English speaking person The metaphone() function can be used for spelling applications < ?php echo metaphone("world"); ? >
Correct Answer: All of above
Comments
There are no comments.More in Technical Questions:
Programming
Copyright ©CuriousTab. All rights reserved.