Operating System (OS) Which of the following command is used to switch between the window programs? Alt+F4 Alt+Tab Ctrl+Tab None of these Alt+F4 Alt+Tab Ctrl+Tab None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction. index mode modulus mode absolute mode immediate mode None of these index mode modulus mode absolute mode immediate mode None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) ...... is used in operating system to separate mechanism from policy None Multi level implementation Single level implementation Two level implementation None Multi level implementation Single level implementation Two level implementation ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list? index addressing auto increment indirect addressing None of these auto decrement index addressing auto increment indirect addressing None of these auto decrement ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which, of the following, is true for testing and debugging? All of these Testing detects the syntax errors in the program while debugging corrects those errors in the program Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program Testing and debugging indicate the same thing None of these All of these Testing detects the syntax errors in the program while debugging corrects those errors in the program Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program Testing and debugging indicate the same thing None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Block caches or buffer caches are used to speed up main memory read operation to increase the capacity of the main memory None of these to handle interrupts to improve disk performance to speed up main memory read operation to increase the capacity of the main memory None of these to handle interrupts to improve disk performance ANSWER DOWNLOAD EXAMIANS APP
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