Operating System (OS) A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known as None of these multiprogramming multitasking mutual exclusion semaphore None of these multiprogramming multitasking mutual exclusion semaphore ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following are loaded into main memory when the computer is booted? external command instructions None of these word processing instructions internal command instructions utility programs external command instructions None of these word processing instructions internal command instructions utility programs ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is true about pseudocode A machine language An assembly language None of these A high-level language All of these A machine language An assembly language None of these A high-level language All of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following terms refers to the degree to which data in a database system are accurate and correct? data integrity None of these data independence data security data validity data integrity None of these data independence data security data validity ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following statement about directories is false? Directories can be deleted Directories can exist inside directories Directories cannot be renamed The root directory is always at the highest level Directories can be deleted Directories can exist inside directories Directories cannot be renamed The root directory is always at the highest level ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common security failure is insufficient technology used to prevent breaches depending on passwords None of these too much emphasis on preventing physical access carelessness by users insufficient technology used to prevent breaches depending on passwords None of these too much emphasis on preventing physical access carelessness by users ANSWER DOWNLOAD EXAMIANS APP
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