Please only answer if you can answer all questions or at least a good amount of questions.

4. DMA has four registers namely is group of instructions that performs some task and that can be invoked from several places 6. The assignment of values to variables is an example of s the interface between software and hardware a technique of mapping the virtual address spaces onto the actual memory location 9 Whe n a memory reference is made to an address on a page not present in main memory called a is the technique invented to provide multiple address spaces in s the programmatic way in which a computer program 10 a single page requests a service from the kernel of the operating system it is executed on handies process scheduling, perform inter process communication and memory management etc. Identify the following statements as true or false (3% for each question) 13. The size of a register of a CPU determines how large a program can be 14. In IJVM microinstruction format, there 9 fields to control jump condition 15 Virtual Memory is part of the secondary memory (disk) 16. Page is a chunk of the virtual address space 17. The data segment of C programs memory layout holds the executable instructions only 18. Physical address space is always equal to Virtual address space 19. In UNIX I/, flags can be passed to the create file system call to impose a condition to see if multiple processes can open the file at once. 20. Intel 8080 machine has 24 instructions initially 21. Direct memory access needed for Register Addressing mode 22. EAX is an accumulator register used in 16 bit machine