CSE 330 Operating Systems Exam 1

Which is not one of the goals of an operating system? a. Execute user programs and make solving user problems easier b. Make the computer system convenient to use c. Use the computer hardware in an efficient manner d. Communicate with other systems 2. There are four components in a computer system: Hardware, Operating System, Application programs and a. Users b. File systems c. Networks d. Compilers 3. Which is NOT true about a bootstrap program? a. Is typically stored in ROM or EPROM b. Initializes all aspects of the system c. Communicates with the user d. Loads the operating system kernel 4. A trap is a. software-generated interrupt b. caused by input/output c. generated by the hardware d. another term for a function 5. Which is true? a. main memory can be viewed as a cache for secondary storage b. secondary storage can be viewed as a cache for main memory c. main memory is the same as the cache d. main memory and the cache are the same size and speed 6. Dual mode means that a. there are two operating systems b. there are the user mode and kernel mode c. all processes can operate in two modes d. two processes can operate at the same time 7. Which is NOT true? a. a program is a passive entity b. a process is an active entity c. a program and a process are the same thing d. when a process is created, the program is terminated 8. In MIPS, information on an exception is stored in the registers in a. Coprocessor 0 b. Coprocessor 1 c. Exception Status d. CPU 9. In MIPS, the reason for the exception is stored in a. the status register b. the cause register c. the return address register d. the invalid address register 10. In MIPS, the instruction to return from the exception is a. jal b. jr c. eret d. ret 11. Which of the following should be a privileged instruction? a. clear user memory b. read the clock c. switch from user to kernel mode d. issue a trap instruction 12. CLI stands for a. command line interrupter b. command line interpreter c. computer line interpreter d. command line interface