282. The problem with …. file is that they slow your computer’s operation Fragmented Formatted Program All of above ✅ The correct answer is option A.
245. Process is program in High level language kept on disk contents of main memory a program in execution a job in secondary memory ✅ The correct answer is option C.
247. Virtual memory is simple to implement used in all major commercial operating systems less efficient in utilization of memory useful when fast I/O devices are not available ✅ The correct answer is option B.
249. Which is not an external command? Edit XCOPY Sys None of the above ✅ The correct answer is option D.
251. A ….. is a flash memory storage device that plugins into a USB port USB snap drive USB flash drive USB memory maker drive None of above ✅ The correct answer is option B.
254. What hole will allocates in “Worst-Fit” algorithm of memory management? It allocates the smaller hole than required memory hole It allocates the smallest hole from the available memory holes It allocates the largest hole from the available memory holes It allocates the exact same size memory hole ✅ The correct answer is option C.
257. In analyzing the compilation of PL/I program, the term “Lexical analysis” is associated with recognition of basic syntactic constructs through reductions. recognition of basic elements and creation of uniform symbols creation of more optional matrix. use of macro processor to produce more optimal assembly code ✅ The correct answer is option B.
260. The necessary conditions needed before deadlock can occur? No Mutual Exclusion, Hold and wait, Preemption, Circular Wait Mutual Exclusion, No Hold and wait, Preemption, Circular Wait Mutual Exclusion, Hold and wait, No Preemption, Circular Wait Mutual Exclusion, Hold and wait, Preemption, No Circular Wait ✅ The correct answer is option C.
263. The table created by lexical analysis to describe all literals used in the source program is Terminal table Literal table Identifier table Reductions ✅ The correct answer is option B.
266. Scheduling is allowing jobs to use the processor unrelated to performance consideration not required in uniprocessor systems the same regard-less of the purpose of the system ✅ The correct answer is option A.