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System Software
System software is a group of programs written to service another programs. Some system software (e.g., compilers editors and file management utilities) processes are difficult but determinate information structures. Other systems application (e.g., operating system components drivers telecommunications processors) process largely indefinite data. In both cases the systems software area is characterized by serious interaction with computer hardware heavy usage by numerous users; concurrent operation that needs scheduling resource sharing and sophisticated process management ; multiple external interfaces and complex data structures.
The number 140 in octal is equivalent to decimal number ? Ans. (140) 8 = (96) 10 As 1 x 8 2 + 4 x 8 + 0x 1 = 64 + 32 = 96
ARQ is transmitted in the event of: (A) Loss of signal (B) Error in received data (C) Improve reliability (D) During time out
What are packages? Package is a group of elements (classes, generalizations, associations and lesser packages) with a common theme. Package partitions a model making it simpler
Explain the techniques used for protection of user files. This is easier to protect against accidental than malicious misuse. Protection of user files implies that file owne
Difference between relocatable and self relocatable programs. A relocatable program is one which can be processed to relocate it to a selected area of memory. For illustratio
Make a file "parts_inv.dat" that stores on each line a part number, cost, and quantity in inventory, e.g.: 123 5.99 52 456 3.97 100 333 2.22 567 Use fscanf to read this infor
Q. Creating a New Directory in DOS? You can create any directory under any directory in the hard disk or floppy disk. The command to create a new directory is MKDIR or MD. To c
How to detect overflow condition An overflow condition can be notice by observing the carry into the sign bit position and the carry out of sign bit position. If this carries a
Qualifications of security professionals For the security professionals, it is essential that they have adequate freedom to check the security measures and enforce them and
Compare zero-, one, two-, and three- address machines by writing programs to compute X = (A + B x C)/(D - E x F) for every of the four machines. Do n
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