Some character sets use 16-bit characters. The would be loaded by which MIPS command?

Some character sets use 16-bit characters. The would be loaded by which MIPS command?  A. LBU B. LHU C. LB D. LW Answer: B. L...

To move a unicode character from memory to a register, which MIPS instruction should be used?

To move a unicode character from memory to a register, which MIPS instruction should be used? A. lwu B. lbu C. lw D. lh E. lhu F. lb Answer: E....

The difference between ASCII and Unicode is

The difference between ASCII and Unicode is A. Unicode is used by Java and ASCII is used by Microsoft. B. Apple only uses ASCII C. Unicode represents...

Storage and use of decimal numbers for computation in computers is

Storage and use of decimal numbers for computation in computers is A. Unpopular because the standards are complicated. B. A good idea years ago, but...

The MIPS instruction(s) used to load a 32-bit register with data which is hard-coded into the program is/are

The MIPS instruction(s) used to load a 32-bit register with data which is hard-coded into the program is/are A. ori, lui B. mov C. mfhi, mflo D. addui E....

Which MIPS registers should not be used by the programmer?

Which MIPS registers should not be used by the programmer? A. $at B. $sp C. $v0, $v1 D. $ra Answer: A. $...

A disadvantage of recursion is that it can consume a lot of

A disadvantage of recursion is that it can consume a lot of A. Registers B. Stack space C. Execution cycles D. Heap memory E. Memory on the stack. F....

Which register is used in allocation of memory on the heap?

Which register is used in allocation of memory on the heap? A. $fp B. $sp C. The global pointer D. The OS pointer. E. $gp F. $ra G. The heap pointer. Answer: C....

What MIPS registers bound the local variable storage area for a subroutine?

What MIPS registers bound the local variable storage area for a subroutine? A. $gp and $fp B. The stack pointer and the frame pointer. C. $fp and...

In a recursive procedure

In a recursive procedure  A. $t register values must be preserved B. Local storage must be allocated on the stack. C. $ra does not have to be...

If subroutine A calls subroutine B

If subroutine A calls subroutine B A. Subroutine B must preserve $ra. B. Neither subroutine needs to preserve $ra; it is automatically saved. C. Subroutine...

To adjust the stack pointer to make room for three 32-bit values, the correct instruction is

To adjust the stack pointer to make room for three 32-bit values, the correct instruction is A. addi $sp, $sp, 0x0012 B. addi $sp, $sp, 0xc C. addi...

The jal instruction is unique because it also

The jal instruction is unique because it also A. Does not update the program counter B. Checks the $ra before it branches C. Writes to the $ra register D....

Which instruction is commonly used for a subroutine call?

Which instruction is commonly used for a subroutine call? A. bne B. jal C. beq D. jr $ra E. j F. call G. jump and link Answer: B. jam G. jump and...

A jump table in combination with the ____ instruction can be used to implement a case or switch statement.

A jump table in combination with the ____ instruction can be used to implement a case or switch statement.  A. jeqz B. jump register C. jal D....

Which signed byte has the smallest value?

Which signed byte has the smallest value? A. 0x80 B. 0x0f C. 0x81 D. 0x87 E. 0x01 F. 0x7f G. 0x00 Answer: A. 0x80 C. 0x...

A good argument for MIPS not having a hardware instruction for "branch on less than" is:

A good argument for MIPS not having a hardware instruction for "branch on less than" is:  A. It can be produced from two simple instructions B....

Register $t0 contains 0xFFFFFFFF and register $t1 contains 0x00000000. Which instruction will see $t0 as greater than $t1?

Register $t0 contains 0xFFFFFFFF and register $t1 contains 0x00000000. Which instruction will see $t0 as greater than $t1? A. salt B. sltu C. sltu...

To create all conditions for branches, MIPS uses which set of instructions?

To create all conditions for branches, MIPS uses which set of instructions? A. slt, slti, beq, bne, and the $zero register B. The $0 register, slt/slti...

A sequence of instructions without branches in the middle is called a(n)

A sequence of instructions without branches in the middle is called a(n) A. Basic block B. Basic code block C. Data D. Code segment E. Text F. Subroutine G....

A conditional branch is appropriate for

A conditional branch is appropriate for A. Transferring control to a different part of the program. B. A loop C. Checking for a zero denominator. D....

The Program Counter contains the address of the next instruction to be executed. Which MIPS instruction would affect the value of the PC?

The Program Counter contains the address of the next instruction to be executed. Which MIPS instruction would affect the value of the PC? A. ADDI B....

MIPS conditional branch instructions require the comparison of

MIPS conditional branch instructions require the comparison of A. rs and rt B. rs and rd C. Two registers D. A combination of three registers E. One...

The BEQ and BNE instructions are

The BEQ and BNE instructions are A. Offsets B. Conditional branches C. Jumps D. GOTOs E. Unconditional branches F. Not jumps G. Labels Answer: B....

How many Branch instructions does the MIPS processor recognize?

How many Branch instructions does the MIPS processor recognize? A. Three (BNE, BEQ, BEZ) B. 4 C. 2 D. Four (BNE, BEQ, BEZ, BNZ) E. One (BRN) F. 3 G....

What operation wound combine 0x80000000 with 0xC0000000 to produce 0x40000000?

What operation wound combine 0x80000000 with 0xC0000000 to produce 0x40000000? A. NAND B. Exclusive OR C. NOR D. XOR E. Inclusive OR F. XAND G. NOT Answer: B....

Which is not a field in the MIPS instruction format?

Which is not a field in the MIPS instruction format? A. rt B. precision C. shamt D. funct E. rs F. op G. instruction length00 Answer: B. precision G....

The shamt field in the MIPS instruction is use for which instruction?

The shamt field in the MIPS instruction is use for which instruction? A. XOR B. SLLI C. Branch D. SRL E. NOR F. SLL G. SLT Answer: D. SRL F. S...

Which instruction does MIPS not have?

Which instruction does MIPS not have? A. Shift left B. XOR C. Shift right D. ADDI E. ADD F. NOT G. SUBI Answer: F. NOT G. SU...

How many bits in a MIPS instruction are allocated for immediate data

How many bits in a MIPS instruction are allocated for immediate data A. Eight B. 15 C. Sixteen D. Twenty-four E. 12 F. 16 G. Ten Answer: C. Sixteen F....

To refer to each of the 32 MIPS processor register, an instruction needs

To refer to each of the 32 MIPS processor register, an instruction needs A. Six bits B. Three bits C. 5 bits D. 16 bits E. Five bits F. 32 bits G....

The easiest conversion is from

The easiest conversion is from A. hexadecimal to decimal B. Decimal to Hexadecimal. C. Decimal to Binary D. binary to decimal E. Binary to hexadecimal F....

Which instruction field is 6-bits long?

Which instruction field is 6-bits long? A. Shamt B. Rs C. Fct Code D. Rd E. Op Code F. Rt G. Imm Answer: C. Fct Code E. Op Co...

All MIPS instructions have

All MIPS instructions have A. Embedded memory addresses B. A function code C. A byte which indicates how long it is D. An Operations Code field E....

What is the native, binary form of instructions used by the processor?

What is the native, binary form of instructions used by the processor?  A. Machine instructions B. Assembly language C. Intermediate Language D....

In biased notation, the most negative value is

In biased notation, the most negative value is A. 0x10000000 B. 0x00000000 C. 0xfffe D. 0x0001 E. 0xFFFFFFFF F. ox80000000 G. 0x0000 Answer: B....

The problem with one's-complement representation of negative numbers was

The problem with one's-complement representation of negative numbers was A. There were more positive numbers than negative B. There were two zeroes C....

The interface between low-level hardware and software is called

The interface between low-level hardware and software is called A. The interpreter. B. Interrupt subsystem. C. Cache. D. The instruction set architecture E....

Which signed number is the same as 0x80?

Which signed number is the same as 0x80? A. 0x80FFFFFF B. 0xFFFFFF80 C. 0x807FFFFF D. 0xff08 E. 0xff80 F. 0x7f80 G. 0x7FFFFF80 Answer: B. 0xFFFFFF80 E....

Which set of binary numbers are the two's complement of each other?

Which set of binary numbers are the two's complement of each other? A. 0101 1011 B. 00000001 11111111 C. 00000011 11111100 D. 00000001 00000000 E....

In binary, subtracting a large positive number from a small positive number produces

In binary, subtracting a large positive number from a small positive number produces A. an underflow condition B. an overflow condition C. A one in...

Negative numbers can be represented in binary

Negative numbers can be represented in binary A. F B. T Answer: B....

In a 32-bit MIPS instruction, the location of bit 0 (the least significant bit)

In a 32-bit MIPS instruction, the location of bit 0 (the least significant bit) A. Varies by memory manufacturer B. T=Is on the left and middle C....

Which 16-bit hex value would represent a negative number?

Which 16-bit hex value would represent a negative number? A. 0X7fff B. 0x100f C. 0x0001 D. 0x0fff E. 0x7777 F. 0x8001 G. 0xffff Answer: F. 0x8001 G....

Immediate operands are

Immediate operands are A. Data located in registers B. Data located in cache C. Data located in the instruction itself D. Data encoded in the instruction E....

The typical MIPS immediate instruction (e.g., ADDI, SUBI) contains references to how many registers?

The typical MIPS immediate instruction (e.g., ADDI, SUBI) contains references to how many registers? A. Four B. 2 C. One D. Two E. None F. Three G....

The typical MIPS register-to-register arithmetic instruction (e.g., ADD, SUB) contains references to how many registers?

The typical MIPS register-to-register arithmetic instruction (e.g., ADD, SUB) contains references to how many registers? A. One B. Three C. Five D....

If four-byte alignment is required, at which address could an integer not be stored?

If four-byte alignment is required, at which address could an integer not be stored? A. 0x00410AA4 B. 0x00410003 C. 0x00ABFEDC D. 0x00418210 E. 0x0041791C F....

Memory alignment means

Memory alignment means A. All eight bits of a byte must reside on the same chip B. 4-byte words must begin on 4-byte boundaries C. More than one word...

What is the reason that addresses of integer data stored in main memory must have the last two bits set to 0?

What is the reason that addresses of integer data stored in main memory must have the last two bits set to 0? A. The data bus is only 30 bits wide B....

What is the generic name of instructions which move data between the processor and memory?

What is the generic name of instructions which move data between the processor and memory? A. Cache control B. Data transfer C. Arithmetic instructions D....

In MIPS, data is moved to and from memory using

In MIPS, data is moved to and from memory using A. Branch instructions B. Load and Store instructions C. I-type add and subtract instructions D. Data...

In the instruction "add $s0, $s1, $s2", $s1 and $s2 are

In the instruction "add $s0, $s1, $s2", $s1 and $s2 are A. Operands B. Immediate values C. Memory locations D. Bytes E. Arguments F. Registers G....

Which language will have the most lines of code to implement a sort algorithm?

Which language will have the most lines of code to implement a sort algorithm? A. Python B. Assembly code C. C++ D. C# E. Pascal F. Java G. MIPS Assembly...

The C code "d = a - e" could be represented in MIPS assembly as

The C code "d = a - e" could be represented in MIPS assembly as A. sub $t0, $t1, $t2 where d=$t0, a=$t2 and e=$t1 B. SUB a, e, d C. sub $t0, $t1,...

The The contents of a memory location whose address is contained in register $s1 may be expressed as:

The The contents of a memory location whose address is contained in register $s1 may be expressed as: A. Regs[$s1] B. 4($s1) C. Mem[Regs[$s1]] D....

The fastest access to data is via

The fastest access to data is via A. Registers B. Disk C. Cache D. Main memory Answer: A. Registe...

The vocabulary of the CPU is the

The vocabulary of the CPU is the A. Instruction set B. Organization C. Datapath D. Description E. Architecture F. Programs G. Instructions Answer: A....

What is the vocabulary of commands understood by the processor?

What is the vocabulary of commands understood by the processor? A. The instructions B. The instruction set architecture C. The intermediate code D....

Execution time is the only valid measure of performance

Execution time is the only valid measure of performance A. F B. T Answer: B....

When comparing the performance of different operating systems on different processors, instruction count can be ignored

When comparing the performance of different operating systems on different processors, instruction count can be ignored A. T B. F Answer: B....

Energy efficiency can be an important performance goal

Energy efficiency can be an important performance goal A. T B. F Answer: A....

Idling computers consume a tiny fraction of the power they use at full load

Idling computers consume a tiny fraction of the power they use at full load A. T B. F Answer: B....

Adding more cores to a processor will not improve performance if

Adding more cores to a processor will not improve performance if A. The cores are all the same size B. The program only contains steps which must...

Multiple SPEC ratios are combined using

Multiple SPEC ratios are combined using A. The geometric mean B. Logarithms C. The arithmetic mean D. Covariance Answer: A. The geometric ...

To get a better picture of CPU performance

To get a better picture of CPU performance A. The industry has standards for honesty and integrity in testing B. Tests are run multiple times C. Customers...

SPEC benchmarks are

SPEC benchmarks are A. Unreliable because testers cheat B. Obsolete because of recent innovations in chip design C. A long-standing set of standard...

One of Hennessy and Patterson design rules is

One of Hennessy and Patterson design rules is A. Make the instruction set as compact as possible B. Make the common case fast C. Memory is cheap D....

Which of the following does not result in performance gains?

Which of the following does not result in performance gains? A. Memory Hierarchies B. Prediction C. Lower voltage requirements D. Pipelining Answer: C....

The big problem with the switch to multi-processing is that

The big problem with the switch to multi-processing is that A. More heat-sinking is required B. Performance measures are very different C. The chips...

Which is not a factor in CPU power consumption?

Which is not a factor in CPU power consumption? A. Capacitive load B. Instruction length C. Supply voltage D. Switching frequency Answer: B....

An increase in which of the following has the greatest effect on CPU power consumption

An increase in which of the following has the greatest effect on CPU power consumption A. Capacitive load B. Voltage C. CPI D. Switching frequency Answer: B....

The primary technology used in fabricating computer chips is

The primary technology used in fabricating computer chips is A. Tunneling B. Complementary Metal Oxide Semiconductor (CMOS) C. Three-dimensional printing D....

The main reason for the shift from uniprocessors to multi-core processors was

The main reason for the shift from uniprocessors to multi-core processors was A. Personal mobile devices B. The internet C. The power wall D. iPhones...

What translates a symbolic representation of computer instructions into binary so that the processor can execute the instructions?

What translates a symbolic representation of computer instructions into binary so that the processor can execute the instructions? A. A converter B....

If Program B on Machine B has fewer instructions than Program A on Machine A, it will run faster unless

If Program B on Machine B has fewer instructions than Program A on Machine A, it will run faster unless A. Machine B doesn't have more cores. B. Machine...

The measure of the frequency of instructions of certain types across a program or multiple programs is the

The measure of the frequency of instructions of certain types across a program or multiple programs is the A. Average CPI. B. Program count. C. Instruction...

How can a CPI of less than 1.0 be achieved?

How can a CPI of less than 1.0 be achieved? A. Executing fewer instructions B. Shorter instructions C. Faster clock cycle time D. Issuing multiple...

The compiler can affect CPI

The compiler can affect CPI A. F B. T Answer: B....

If two machines run the same program and the machines' instruction sets have the same CPI, on what does execution time depend

If two machines run the same program and the machines' instruction sets have the same CPI, on what does execution time depend A. Number of memory...

Machine B is 50% faster than Machine A. B runs a program in 12 seconds. How long does it take A to run it

Machine B is 50% faster than Machine A. B runs a program in 12 seconds. How long does it take A to run it A. Ten seconds B. Nine seconds C. 12 seconds D....

Two computers executing the same instructions complete the task in different amounts of time. What must be the case?

Two computers executing the same instructions complete the task in different amounts of time. What must be the case? A. Cycles per instruction are...

Cycles Per Instruction (CPI) must be an integer value

Cycles Per Instruction (CPI) must be an integer value A. F B. T Answer: A....

The execution time of a program is related to

The execution time of a program is related to A. The number of instructions times the clock speed. B. The average CPI times the clock speed. C. The...

The average number of clock cycles per instruction (CPI) in a program is an integer value

The average number of clock cycles per instruction (CPI) in a program is an integer value A. F B. T Answer: A....

Which results in better performance?

Which results in better performance? A. Decreased CPI B. Increased CPI C. Decreased clock rate D. Increased instruction count Answer: A. Decreased...

Which of the following is a typical challenge for computer designers

Which of the following is a typical challenge for computer designers A. Building machines which appeal to both men and women. B. Balancing the size...

On which of the following does execution time not depend?

On which of the following does execution time not depend? A. Average cycles per instruction B. Number of instructions executed C. Clock cycle time D....

Machine A is 4 times as fast as machine B. B runs an application in 30 seconds. How fast will A run it?

Machine A is 4 times as fast as machine B. B runs an application in 30 seconds. How fast will A run it? A. 120 seconds B. 7.5 seconds C. 90 seconds D....

Applications running on servers are particularly sensitive to

Applications running on servers are particularly sensitive to A. the amount of main memory B. disk performance C. I/O time D. cache memory Answer: C....

The CPU time spent in the operating system performing tasks on behalf of a program is called

The CPU time spent in the operating system performing tasks on behalf of a program is called A. user CPU time B. System CPU time C. wasted time D....

If machine A completes a task in 10 seconds and machine B completes the task in 2 seconds, how many times slower is machine A than machine B?

If machine A completes a task in 10 seconds and machine B completes the task in 2 seconds, how many times slower is machine A than machine B? A. Five B....

If machine A completes a task in 10 seconds and machine B completes the task in 2 seconds, how many times faster is machine B than machine A?

If machine A completes a task in 10 seconds and machine B completes the task in 2 seconds, how many times faster is machine B than machine A? A. Four B....

Which of the following indicators are inversely proportional to performance?

Which of the following indicators are inversely proportional to performance? A. Execution time B. Clock speed C. Instructions per second D. Memory...

Sometimes improving bandwidth as opposed to latency is a way of improving performance. Which is an example of improving bandwidth?

Sometimes improving bandwidth as opposed to latency is a way of improving performance. Which is an example of improving bandwidth? A. Making exams...

Performance and execution time are

Performance and execution time are A. The same thing B. proportionally related C. Inversely related D. exponentially related Answer: C. Inversely...

Performance is inversely proportional to execution time

Performance is inversely proportional to execution time  A. T B. F Answer: A....

The total time required for a computer to complete a task, including I/O and operating system overhead is called

The total time required for a computer to complete a task, including I/O and operating system overhead is called A. Absolute time B. CPU Time C. Application...

Quantification of performance can be multi-dimensional. What difficulty does this pose?

Quantification of performance can be multi-dimensional. What difficulty does this pose? A. Understanding the different dimensions of performance at...

In addition to cost, what is important in the selection of an off-the-shelf computer for a particular application?

In addition to cost, what is important in the selection of an off-the-shelf computer for a particular application? A. The speed of the network card. B....

The time it takes a computer to complete a task is an example of

The time it takes a computer to complete a task is an example of A. Response time B. Clock frequency C. Consistency D. Bandwidth Answer: A....

A major problem in measuring performance of a computer is

A major problem in measuring performance of a computer is A. It can be measured several ways B. Laughing at the English translation of the instruction...

Yield is primarily affected by

Yield is primarily affected by A. Wafer defects B. feature size C. N and P doping D. etching chemistry Answer: A. Wafer defec...

The percentage of good dies on a wafer is called

The percentage of good dies on a wafer is called A. The success rate B. Profit C. The beneficial margin D. The yield Answer: D. The yie...

The rectangular area on a wafer containing the circuitry for a single chip is a(n)

The rectangular area on a wafer containing the circuitry for a single chip is a(n) A. imprint B. module C. mask D. die Answer: D. d...

A major difficulty in determining performance is that it

A major difficulty in determining performance is that it A. No longer relevant in today's computing market B. Is application dependent C. Is heavily...

The chip manufacturing process begins with

The chip manufacturing process begins with A. Checking the wafer for defects B. A silicon ingot C. A large, sausage-shaped piece of silicon D. Slicing...

Which describe two steps in the chip fabrication process?

Which describe two steps in the chip fabrication process? A. Slicing and dicing B. Slipping and shipping C. Waxing and faxing D. Testing and resting Answer: A....

The chip fabrication process begins with

The chip fabrication process begins with A. a package B. An ingot C. a wafer D. a die Answer: B. An ing...

Silicon is a

Silicon is a A. Conductor B. Insulator C. Semiconductor D. Transductor Answer: C. Semiconduct...

Current IEEE 802.11 wireless technology allows for data transfer rates of up to

Current IEEE 802.11 wireless technology allows for data transfer rates of up to A. 100 gigabits per second B. 1 megabit per second C. 10 megabits...

Which of the following types of memory is nonvolatile?

Which of the following types of memory is nonvolatile? A. Flash B. SRAM C. DRAM D. DIMM Answer: A. Fla...

Which memory is non-volatile?

Which memory is non-volatile? A. Cache B. Static Random Access Memory (SRAM) C. Main memory D. ROM Answer: D. R...

A problem with flash memory is that

A problem with flash memory is that A. The number of writes are limited B. It is cheaper but slower than magnetic media C. It cannot be made dense...

Instruction Set Architecture has to do with

Instruction Set Architecture has to do with A. The layout of circuits on the CPU chip B. The size and shape of the computer C. The relationship between...

The abstract interface between the hardware and the lowest level of software is called the

The abstract interface between the hardware and the lowest level of software is called the A. Instruction set architecture B. Machine design specification C....

The iPad processor is the

The iPad processor is the A. ARM A5 B. Core i7 C. Intel Xeon D. AMD Barcelona Answer: A. ARM A...

Which is not a characteristic of Dynamic Random Access Memory (DRAM) (20)

Which is not a characteristic of Dynamic Random Access Memory (DRAM) (20) A. Refresh cycles are required to retain bit settings (1 or 0) B. It operates...