Operating Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

fork()?

TCS,

2 8370

API used to hide window

Microsoft, TCS, Wipro,

2 9286

what are Prerequisites to Install Active Directory in windows 2000 server?

ISL,

3 6978

what is the name os the first os and tell me the year when it was discovered

Qiscet,

1 4028

How do you list the files in an UNIX directory while also showing hidden files?

4 8584

How do you execute a UNIX command in the background?

2 6792

What UNIX command will control the default file permissions when files are created?

3 12583

Explain the read, write, and execute permissions on a UNIX directory.

1 4649

What is the difference between a soft link and a hard link?

1 5596

Give the command to display space usage on the UNIX file system.

6 10427

Explain iostat, vmstat and netstat.

2 9697

How would you change all occurrences of a value using VI?

1 6254

Give two UNIX kernel parameters that effect an Oracle install

1 5216

what is the command to list files in a directory in UNIX?

8 12652

what is the command to list all files in a directory, including the hidden files in UNIX ?

CTS,

9 17337

Un-Answered Questions { Operating Systems }

How do I manually update windows?

846

Do I need program files x86?

978

discuss the procedures to evaluate disk excess time

2587

What is a layered approach and what is its advantage?

1153

What is the unix command to confirm a remote host is alive or not?

1214

What is ipc for pcb?

924

Define a linear data structure.

1046

Is it possible to run a python script as a service in windows? If possible, how?

846

How do I see processes in linux?

854

what is the roles and responsibilities in linux system admin having 2yrs exp..?

4194

Is it possible to store null key and null values in a hashmap?

838

What is sorting in math?

911

What is the shortcut to the login directory?

1047

What is the difference between data types and data structures?

924

What is aging in operating system?

1128

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