What is a Safe State and its’ use in deadlock avoidance?
When a process requests an available resource, system must decide if immediate allocation leaves the system in a safe state .System is in safe state if there exists... Read more »
Archive for March, 2006
What resources are used when a thread created? How do they differ from those when a process is created?
When a thread is created the threads does not require any new resources to execute the thread shares the resources like memory of the process to which they belong... Read more »
What is multi tasking, multi programming, multi threading?
Multi programming: Multiprogramming is the technique of running several programs at a time using timesharing.It allows a computer to do several things at the same... Read more »
Name the processor lines of two major manufacturers?
High-end: Intel - Pentium (II, III, 4), AMD - Athlon. Low-end: Intel - Celeron, AMD - Duron. 64-bit: Intel - Itanium 2, AMD - Opteron. Read more »
What’s the speed and device maximum specs for Firewire?
IEEE 1394 (Firewire) supports the maximum of 63 connected devices with speeds up to 400 Mbps. Where’s MBR located on the disk? Main Boot Record is located in... Read more »
Where does CPU Enhanced mode originate from?
Intel’s 80386 was the first 32-bit processor, and since the company had to backward-support the 8086. All the modern Intel-based processors run in the Enhanced... Read more »
How many bit combinations are there in a byte?
Byte contains 8 combinations of bits. Read more »
Have you studied buses? What types?
There are three types of buses. Address bus: This is used to carry the Address to the memory to fetch either Instruction or Data. Data bus : This is used to carry... Read more »
What is the Maximum clock frequency in 8086?
5 Mhz is the Maximum clock frequency in 8086. Read more »
What is meant by Maskable interrupts?
An interrupt that can be turned off by the programmer is known as Maskable interrupt. Read more »
What is Non-Maskable interrupts?
An interrupt which can be never be turned off (ie.disabled) is known as Non-Maskable interrupt Read more »
What is Non-Maskable interrupts?
An interrupt which can be never be turned off (ie.disabled) is known as Non-Maskable interrupt Read more »
What are the different functional units in 8086?
Bus Interface Unit and Execution unit, are the two different functional units in 8086. Read more »
What are the various segment registers in 8086?
Code, Data, Stack, Extra Segment registers in 8086. Read more »
What does EU do?
Execution Unit receives program instruction codes and data from BIU, executes these instructions and store the result in general registers. Read more »