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1 3 7 . . . . . . . . . . . is not an issue related to the file concept: A .

137........... is not an issue related to the file concept:
A. File is a contiguous address space
B. File is a logical address space
C. Every file has a type
D. The type of the address space is binary138........ is one of the allocation method used by OS to satisfy a request of size n from a list of
free holes:
A. primary-fit
B. top-fit
C. Worst-fit
D. nice-fit
139......... is not one of operation used to manipulate sequential-access file:
A. Read
B. Wind
C. Rewind
D. write
140. The file attribute that define the access control to it is:
A. Location
B. user identification
C. Protection
D. Type
141. With TLB technology the page table is reserved in:
A. CPU registers
B. Main memory & cache memory
C. Main memory
D. Cache memory
142. Solution to Critical-Section Problem mustn't guarantee:
A. Mutual Exclusion
B. Progress
C. Bounded Waiting
D. Execution of more than one task simultaneously
143. In a paging context .......... is not one of the information used by OS to translate logical
address to physical address?
A. Page base address
B. page number
C. Page offset
D. Logical address
144........... is not one of the Critical-Section solutions;
A. Peterson's Solution
B. Synchronization Software
C. Mutex Locks
D. Semaphores
145. Generally the page table is reserved in:
A. CPU registers
B. Hard disk
C. Main memory
D. Cache memory
146. With contiguous allocation the degree of multiprogramming is limited by:
A. number of partitions
B. number of CPU
C. number of registers
D. number of methods

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