WB JECA MCA Operating System Previous Year Questions (PYQs) – Page 1 of 4

WB JECA MCA Operating System Previous Year Questions (PYQs) – Page 1 of 4

A Place for Latest Exam wise Questions, Videos, Previous Year Papers,
Study Stuff for MCA Examinations
logo

Each stage in pipelining should be completed within _________cycles.
(A) 1 
(b) 2
(C) 3 
(D) 4

1
2
3
4

logo

A computer with a 32 bit wide data bus uses 4k × 8 static RAM memory chips. The smallest memory this computer is

1
2
3
4

logo

The permission -rwx r-- r-- represented in octal expression will be

1
2
3
4

logo

Which command changes a file's group owner?

1
2
3
4

logo

Which of the following is/are not shared by threads?

1
2
3
4

logo

Which one of the following is a synchronization tool?

1
2
3
4

logo

When a process is in a "Blocked" state waiting for some I/O service, once completed it goes to the ____.

1
2
3
4

logo

A process is thrashing if ____.

1
2
3
4

logo

Which one of the following is deadlock avoidance algorithm ?

1
2
3
4

logo

Which command is used to set the three permissions for all the three categories of users of a file ?

1
2
3
4

WB JECA MCA


Online Test Series,
Information About Examination,
Syllabus, Notification
and More.

Click Here to
View More

WB JECA MCA


Online Test Series,
Information About Examination,
Syllabus, Notification
and More.

Click Here to
View More

Ask Your Question or Put Your Review.

loading...