Memory Management 31-45

1.       A macro definition consists of                                                                                                                                                                                     

                              (A)  A macro prototype statement     

                              (B)  One or more model statements

                              (C)  Macro pre-processor statements 

                              (D)  All of the above

                                                Ans: (D)

2.       Demand paged memory allocation

                                                1 allows the virtual address space to be independent of the physical memory

                                                2 allows the virtual address space to be a multiple of the physical memory size

                                                3 allows deadlock tobe detected in paging schemes

                                                4 is present only in Windows NT

                                                                Ans ) 1

3.        ___________ begins at the root and follows a path down to the specified file

1 Relative path name

2 Absolute path name

3 Standalone name

4 All of the above

                Ans ) 2

4.       The process related to process control, file management, device management, information about system and communication that is requested by any higher level language can be performed by __________.

1 Editors

2 Compilers

3 System Call

4 Caching

                Ans ) 3

5.       What is the name of the software which can be legally compiled and often used for free?

1 Shareware program

2 Public domain program

3 Firmware program

4 Mind Ware

                Ans ) 2

6.       The problem of fragmentation arises in ________.

1 Static storage allocation

2 Stack allocation storage

3 Stack allocation with dynamic binding

4 Heap allocation

                Ans ) 4

7.       Boundary registers ________.

1 Are available in temporary program variable storage

2 Are only necessary with fixed partitions

3 Track the beginning and ending the program

4 Track page boundaries

                Ans ) 3

8.       The principle of locality of reference justifies the use of ________.

1 Virtual Memory

2 Interrupts

3 Main memory

4 Cache memory

                Ans ) 4

9.       In memory management , a technique called as paging, physical memory is broken into fixed-sized blocks called ___________.

1 Pages

2 Frames

3 Blocks

4 Segments

                Ans ) 2

10.   Which of the following file name extension suggests that the file is Backup copy of another file ?

1 TXT

2 COM

3 BAS

4 BAK

                Ans ) 4

11.   The higher versions of operating systems are so written that programs designed for earlier versions can still be run. What is it called ?

1 Up gradiability

2 Upward mobility

3 Universality

4 Upward Compatibility

                Ans ) 4

12.   Which of the following memory allocation scheme suffers from External fragmentation?

1 Segmentation

2 Pure demand paging

3 Swapping

4 Paging

                Ans ) 1

13.   Which file system does DOS typically use ?

1 FAT16

2 FAT32

3 NTFS

4 WNFS

                Ans ) 1

14.   Which file system does Windows 95 typically use ?

1 FAT16

2 FAT32

3 NTFS

4 LMFS

                Ans ) 2

15.   Virtual Memory is commonly implemented by __________.

                                                1 Segmentation

                                                2 Swapping

                                                3 Demand Paging

                                                4 None of the above

                                                                Ans ) 3 

Previous Page                                                                  Next Page