26) The primary job of the operating system of a computer is to ________. 1 Command Resources 2 Manage Resources 3 Provide Utilities 4 Be user friendly Ans ) 2 27) With the round robin CPU scheduling in a time-shared system ________. 1 Using very large time slice degenerates in […]
1) Routine is not loaded until it is called. All routines are kept on disk in a relocatable load format. The main program is loaded into memory & is executed. This type of loading is called _________ 1 Static loading 2 Dynamic loading 3 Dynamic linking 4 Overlays Ans […]
26. The FIFO algorithm A. executes first the job that last entered the queue B. executes first the job that first entered the queue C. execute first the job that has been in the queue the longest D. executes first the job with the least processor needs E. None of […]
Following questions have been asked in GATE 2009 CS exam. 1) In the following process state transition diagram for a uniprocessor system, assume that there are always some processes in the ready state: Now consider the following statements: I. If a process makes a transition D, it would result in […]
Which of the following is/ are the part of operating system? A) Kernel services B) Library services C) Application level services D) All of the above The system of …………… generally ran one job at a time. These were called single stream batch processing. A) 40’s B) 50’s C) 60’s […]
1. If there are multiple recycle bin for a hard disk a. you can set different size for each recycle bin b. you can choose which recycle bin to use to store your deleted files c. You can make any one of them default recycle bin d. None of above […]
1) Which of the following special shell variables is used to process number of the last background job? a. $! b. $# c. $0 d. $* 2) Which option will be used with ps command to slow the entire command line of the process being run? A. -4 B. -f […]
1) Which of the following keys is used to move the cursor to the end of the paragraph } { | $ 2) The command which transcribes the standard input to the standard output and also makes a copy of the same in a file is […]
1. The statement z=’expr 5/2’ would store in z a value a. 2.5 b. 3 c. 2 d. 0 2. The expression expr -7 % 2evaluates to a. 1 b. -1 c. -3.5 d. 0 3. The expression expr -2 % 7 evaluates to a. 2 b. -2 c. 0 […]
1. When we are executing a shell script the shell acts as a. An interpreter b. A compiler c. An operating system d. None of the above 2. On executing a statement set -3+1 a. $1 would be -3 b. $1 would be – c. $1 would be set d. […]