Microprocessor Identification (M1 108)

Identification 1\. It is a digital machine that can execute many different software instructions and controlling a wide variety of electronic devices. ANS. Microprocessor 2\. It is either the "heart" or the "brain" of the system, the master controller of all operations that can be performed. A...

Identification 1\. It is a digital machine that can execute many different software instructions and controlling a wide variety of electronic devices. ANS. Microprocessor 2\. It is either the "heart" or the "brain" of the system, the master controller of all operations that can be performed. ANS. Central Processing Unit (CPU) 3\. They are actually microprocessors themselves; their instruction set consists mainly of simple instructions for transferring data, and complex instructions for performing a large variety of mathematical operations. ANS. Math Coprocessors 4\. It is a type of RAM that retains its information even when the power is turned off. ANS. Nonvolatile Memory (NVM) 5\. It is a useful way to grab the processor's attention, get it to perform a special task, and then resume execution from the point where it left off. ANS. Interrupt 6\. They are actually souped-up microprocessors with built-in features such as RAM, ROM, interval timers, parallel I/O ports, and even A/D converters. ANS. Microcontrollers 7\. It is where the most electronics within the PC were contained which is a single printed circuit board. ANS. Motherboard 8\. It is the first single-chip microprocessor. ANS. Intel 4004 9\. It is the 8-bit microprocessor. ANS. Intel 8008\ \ 10. It is ten times faster than the performance of 8008. ANS. Intel 8080 11\. They are used to convert the binary form intro current, voltage, or electric charge. ANS. D/A Converter / Digital-to-Analog Converter 12\. 1 to 3 in high, it requires space, generate tremendous heat, and requires large amount of power. ANS. Vacuum Tubes 13\. Act as logical switches in digital circuits, and it replaced the vacuum tubes. ANS. Transistors 14\. It is where the transistor was invented in 1947. ANS. Bell Lab 15\. He used very small wires to connect transistors (first IC) that was in 1958. ANS. Jack Kilby 16\. He developed a single general-purpose chip that could be programmed to carry out a calculator's function. ANS. Ted Hoff 17\. It is a type of RAM that is fast and easy to interface but comes in small sizes. ANS. Static RAM 18\. It is a special parallel operation used to transfer data from a hard disk to a microcomputer's memory. ANS. Direct Memory Access (DMA) 19\. It is a type of RAM that has larger capacity but requires refreshing. ANS. Dynamic RAM 20\. ROM stands for. ANS. Read-Only Memory\ \ 1. It is a type of a flag register that indicates if result equals to zero. A. Carry Flag (CF) B. Zero Flag (ZF) C. Sign Flag (SF) D. Interrupt Flag (IF)\ ANS. B 2\. Intel CPUs are also called \_\_\_\_\_\_\_\_\_\_ computers, while Motorola processors are called \_\_\_\_\_\_\_\_\_\_ computers. A. little endian; big endian B. big endian; little endian C. little indian; big indian D. big indian; little indian ANS. A 3\. It is a type of flag register that provides single-step capability for debugging. A. Trap Flag (TF) B. Nested Task (NT) C. Overflow Flag (OF) D. Auxiliary Flag (AF) ANS. A 4\. A method that began with the 8-bit 8080 and has been used on all upgrades from the 8085 to the Pentium. A. pipelining B. UV pipelining C. byte-swapping D. branch prediction ANS. C 5\. It is a type of flag register that contains carry out of MSB of result. A. Overflow Flag (OF) B. Auxiliary Flag (AF) C. Interrupt Flag (IF) D. Carry Flag (CF)\ ANS. D\ \ 6. 8-bit binary numbers are referred to as \_\_\_\_\_\_\_\_\_\_. A. Word B. Double-Word C. Bytes D. Kilobytes ANS. C 7\. 32-bit binary numbers are referred to as \_\_\_\_\_\_\_\_\_\_. A. Double-Word B. Long-Word C. Word D. Both A and B ANS. D 8\. The first practical IC was developed in this year. A. 1959 B. 1961 C. 1967 D. 1973 ANS. A 9\. This processor is considered as one of the XTs or experimental technologies. A. Intel 80186 B. Pentium Pro C. Pentium III D. Intel 8088 ANS. A 10\. This element is the one responsible in creating signals or commands for the execution of the instruction. A. Control Signal B. Control Bus C. Control Unit D. Control Logic ANS. D\ 11. If pin INTR is connected to the ground, which flag is affected? A. Interrupt Flag (IF) B. Carry Flag (CF) C. Auxiliary Flag (AF) D. Trap Flag (TF) ANS. A 12\. This register is the one responsible in pointing to the address of the next instruction to be fetched and executed. A. Program Counter B. Program Sequencer C. Program Accumulator D. Program Yasuo ANS. A 13\. This element is the one responsible in decoding the operation code of an instruction. A. Instruction Encoder B. Instruction Converter C. Instruction Interpreter D. Instruction Decoder ANS. D 14\. This element is the one responsible in monitoring the bus operation. A. Bus Snooping B. Watchdog Monitor C. Branch Prediction D. Address Bus ANS. B 15\. Which among the choices is not a software interrupt? A. Mobile Legends Failure B. Program Loader Failure C. Word Processor Failure D. Worm ANS. B 16\. This element serves as a medium of communication between the processor and the outside world. A. Modem B. Ethernet Cable C. I/O Port D. Coprocessor ANS. C 17\. Which of the following is part of the Microprocessor? A. I/O Port B. Memory C. Arithmetic Logic Unit (ALU) D. Video Display Adapter ANS. C 18\. Which of the following is not part of the Microprocessor? A. Memory B. Arithmetic Logic Unit (ALU) C. General-purpose Registers D. Coprocessor ANS. A 19\. Which among the flags is affected by the direction flow during string operations? A. Carry Flag (CF) B. Interrupt Flag (IF) C. Trap Flag (TF) D. Direction Flag (DF) ANS. D 20\. He noticed that the number of transistors per square inch on integrated circuits had doubled every year since their invention. His law predicts that this trend will continue into the foreseeable future. A. Mandy Moore B. Gordon Moore C. Bill Gates D. Paul Allen ANS. B\ I. Multiple Choice 1\. What element is responsible for monitoring the bus operation? A. Bus snooping B. Watchdog monitor C. Instruction register ANSWER: B 2\. Pointing to the address of the next instruction to fetched and executed is the responsibility of this register. A. Program counter B. Data segment C. Direction flag ANSWER: A 3\. It is a signal that indicates the need of attention, perform special task and resume the pre empted operation. A. Interrupts B. Commands C. Operands ANSWER: A 4\. During the flow of string operations, this flag is affected. A. Sign flag B. Carry flag C. Direction flag ANSWER: C 5\. This instruction allows you to transfer the data or address to a register or variable. A. ADD instruction B. SUB instruction C. The MOV instruction ANSWER: C 6\. Pushing Flags onto stack is the use of this instruction. A. PUSHA B. PUSHF C. PUSHD ANSWER: B 7\. What data type has a size of 2bytes or 16bits? A. Doubleword B. Word C. Quadword ANSWER: B\ Data type that has a size of 4bytes or 32bits A. Doubleword B. Word C. Quadword ANSWER: A 9\. This flag is a way for the processor to wave the programmer that a zero condition has occurred. A. Carry flag B. The zero flag C. Overload flag ANSWER: B 10\. CISC stands for: A. Computer Instruction Set Configurations B. Complex Instruction Set Configuration C. Complex Instruction Set Computer ANSWER: C\ 15. The 2nd generation of microprocessors is \_\_\_\_\_\_\_\_\_\_. A. Transistors B. Vacuum tube computers C. Intel 8080 ANSWER: A 16\. The Intel 80586 is also known as \_\_\_\_\_\_\_\_\_\_\_. A. First microprocessor B. ENIAC C. The Pentium ANSWER: C 17\. This law states that y=x2 or the number or complexity of transistors per IC doubles every 2 years. A. The Moore's law B. Newton's law C. Mealy's law ANSWER: A 18\. Advance technologies developed Intel \_\_\_\_\_. A. 80486 B. 8080 C. 8086 ANSWER: A 19\. The first practical IC was developed in \_\_\_\_\_\_. A. 1989 B. The year 1959 C. 1890 ANSWER: B 20\. The single general-purpose chip that could be programmed to carry out the calculator's function was developed by: A. Ed Roberts B. Bill Gates C. Ted Holf ANSWER: C\ 1. This element is consist of circuits needed to get information or data into the program Ans: Input Devices 2\. This is an enhancement of the usual microprocessor because aside from the ALU and the control unit, read write memory, read only memory, EEPROM, peripheral devices and I/O interfaces were added Ans: Microcontrollers 3\. Developed the method of evaporating aluminum in specific places on a silicon wafer to connect transistors Ans: Robert Noyce 4\. A group of lines that has a related function within the microprocessor system Ans: System Bus 5\. An element which functions as a floating point, graphics, signal processing, and even encryption Ans: Coprocessor 6\. Invented the single general purpose chip that could be programmed to carry out calculator's functions Ans: Ted Hoff 7\. A type of special circuit which is disabled during normal program execution Ans: Interrupt Logic 8\. Used to indicate results of Arithmetic and Logical instructions Ans: ALU 9\. An element in the operation of microprocessor where all the data and instructions are first stored Ans: Instruction Register 10\. The element which decodes the operation code of an instruction Ans: Instruction Decoder\ 1. A \_\_\_\_\_ cycle is run if the Pentium detects an interval parity error. A. shutdown B. restart C. bus snooping D. Debug Ans. A 2\. Bus \_\_\_\_\_\_ cycle is when the Pentium processor is able to watch the system bus in a multiprocessor system. A. clearing B. snooping C. sweeping D. cleaning Ans. B 3\. This data dependency exists if the second instruction reads an operand written to it by the first instruction. A. write after read B. execute C. execute after read D. read after write Ans. D 4\. The history bits are initially set to 01. What will be the history bits after this sequence; taken-\>taken-\> not taken-\> not taken-\> not taken-\> taken? A. 11 B. 00 C. 10 D. 01 Ans. D 5\. This specifies the percentage of hits to total cache accesses A. miss ratio B. accuracy C. precision D. hit ratio Ans. D 6\. Average access time for a system that contains 15ns cache and 75ns RAM if the hit ration is 0.89 is \_\_\_\_\_\_\_? A. 23.25ns B. 22.22ns C. 25.23ns D. 20ns Ans. A 7\. This translate linear addresses into physical addresses A. MESI B. TTL C. TTF D. TLB Ans. D 8\. This is a Pentium's mechanism that is used to maintain cache coherency in its data cache. A. TLB B. TTL C. TTF D. MESI Ans. D 9\. Busy instruction pipelines use this technology A. Passive Execution B. Dynamic Execution C. Passive Distribution D. Dynamic Distribution Ans. B