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The following are some events that occur after a device controller issues an interrupt while process L is under execution? (P) The processor pushes the process status onto the control stack. (Q) The processor finishes the execution of the current instruction. (R) The processor executes the interrupt service routine. (S) The processor pops the process status of from the control stack. (T) The processor loads the new PC value based on the interrupt. Which one of the following is the correct order in which the events above occur?
Which one of the following is true with regard to a CPU having a single interrupt request line and single interrupt grant line? i) Neither vectored nor multiple interrupting devices is possible. ii) Vectored interrupts is not possible but multiple interrupting devices is possible. iii) Vectored interrupts is possible and multiple interrupting devices is not possible. iv) Both vectored and multiple interrupting devices are possible.
When the operating system uses HALT instruction on a processor which supports multithreading, the operation moves from
Statement: A video by Chinese police giving advice on how to deal with a knife attack has gone viral. While suggesting what to do in the event of an attack, an officer responds by running away and screaming, "Help! Police officer!". Which of the following objection(s) may not be a probable reason(s) for the above-taken step by the Chinese police? I. It reportedly was aimed at telling citizens they should not seek the help of authorities when confronted by an attacker. II. It reportedly was aimed at telling citizens they should seek the help of authorities when confronted by an attacker. III. It reportedly was aimed at telling citizens they should divert the attacker by screaming and then attack the attacker. IV. It reportedly was aimed at telling citizens they should seek the help of police to nab the attacker and then attack him with the help of police authorities.
In the given question, a part of the sentence is printed in bold. Below the sentence three alternatives to the bold part are given which may help improve the sentence. Choose the option that reflects the correct use of the phrase in the context of the sentence. In case the given sentence is correct, your answer is (E) i.e. No correction required. Historians believe that much of Jesus story can be reconstructed, without the help of Bible, and with just the views of historians who lived during his time. I. without the help of Bible, and by just the views II. without the help from Bible, and with just the views III. without the help of the Bible, and with just the views
Consider a 32-bit processor which supports 70 instructions. Each instruction is 32 bit long and has 4 fields namely opcode, two register identifiers and an immediate operand of unsigned integer type. Maximum value of the immediate operand that can be supported by the processor is 8191. How many registers the processor has?
Assume that we test the performance of two processors, P1 and P2, on a program. We find the following about each: Processor P1 has a CPI of 2 and executes 2 billion instructions per second. Processor P2 has a CPI of 1 and executes 8 billion instructions per second. Which processor has higher performance on this program? (Recall that CPI stands for Cycles Per Instruction.)
Multithreading is a mechanism for splitting up a program into several parallel activities called _________
Which of the following are true? A. Desktop computer is a general-purpose computer made up of a separate monitor, keyboard, mouse and processor unit B. Laptop is where monitor, keyboard, pointing device, processor unit are combined in a single device C. Tablet is a device with a touch screen; which has a virtual keyboard which uses touch screen technology D. Smart Watch is a device that uses CRT technology so that the screen can bend around the wrist E. Mainframe computer runs small application where small data need to be processed Choose the correct answer from the options given below:
In a world filled with uncertainty, he was glad to have many good friends. He had always assisted them in times of need and was confident that they would reciprocate. However, the events of the last week proved him wrong. Which of the following inference(s) is/are logically valid and can be inferred from the above passage? (i) His friends were always asking him to help them. (ii) He felt that when in need of help, his friends would let him down. (iii) He was sure that his friends would help him when in need. (iv) His friends did not help him last week.