CS 2810 Midterm

What is the decimal equivalent of the 16-bit signed integer FACE? -2766 1330 2766 Correct! -1330

-1330

What is the decimal signed integer equivalent of the hexadecimal number BEAD? -2,568 8456 16,248 Correct! -16,723 -42,321

-16723

What is the Decimal 16-bit Signed Integer Equivalent of Hex number B6B3? -10,573 -14,669 -22,861 Correct! -18,765

-18765

What is the Decimal 16-bit Signed Integer Equivalent of Hex number B6B3? Correct Answer -18,765 -14,669 You Answered -22,861 -10,573

-18765

What is the decimal equivalent of the Signed Integer F895? -20576 -357 Correct! -1899 -31869 None of the Above

-1899

What is the decimal equivalent of the signed integer 8596? 31,300 Correct! -31,338 -1,430 -20576

-31338

What is the decimal equivalent of the Signed Integer F052 1966 4014 -1966 Correct! -4014

-4014

What is the decimal equivalent of the Signed Integer F052 4014 -1966 You Answered None of the Above 1966 Correct Answer -4014

-4014

Convert the floating point hexadecimal number C5948100 to decimal. Correct! Correct Answers -4752.125

-4752.125

What is the hex equivalent of the signed integer 2658? 843A 14C4 1531 Correct! 0A62

0A62

How many drives does RAID-3 use for parity information? 2 0 3 Correct! 1

1

To what power of 10 prefix does "giga" refer? 1 Billionth 1 Billion 1 Million 1 Thousand

1 Billion

To what power of 10 prefix does "micro" refer? 1 Millionth 1 Thousandth 1 Thousand 1 Million

1 Millionth

What is the decimal 16-bit Signed Integer Equivalent of 3317 1,120 32,175 Correct! 13,079 -16,360

13079

In the floating point number C732D200, what is the value of the Exponent. (Think, is there a difference between the exponent and the bias?) 155 Correct! 142 140 148

142

In the hexadecimal floating point number 47C69200, what is the value of it's bias? 10 144 140 Correct! 16

16

What is the Hex Signed Integer equivalent of 12854? 12854 CDCS None of the above Correct! 3236 CDCA

3236

What is the Signed Integer equivalent of the Hex number 7FFF? None of the above Correct! 32767 32766 32768

32767

What is the hexadecimal equivalent of the signed integer 13,739? 013A 8B9A 7654 Correct! 35AB

35AB

What is the Hexadecimal floating point equivalent of 1234.125 Correct! 449A4400 849A4400 C49A440 9A64560

449A4400

What is the Hex equivalent of the 16-bit Signed Integer 18,765 39AB 594D Correct! 494D 894D

494D

What is the decimal equivalent of EFCD16? 60621 61389 6139 6183

61389

What is the decimal equivalent of FACE16? 56014 64306 56015 64206

64206

What is the Hex equivalent of the signed integer -32760? None of the above 7000 Correct! 8008 8000 7008

8008

What is the Hexadecimal equivalent of 3851210? 9760 7690 9670 A650

9670

What basic logic gate does the following truth table represent? A B Q 0 0 0 0 1 0 1 0 0 1 1 1 OR Correct! AND NOT XOR

AND

What formula can you use to calculate the speedup of a system? Murphy's Law Gustafson's Law Moore's Law Correct! Amdahl's Law

Amdahl's Law

Given a logic gate for OR, which of the following rows would contain a '1' in the output or 'Q' column. (The highlighted letter refers to the choices below) X Y Q A 0 0 ? B 0 1 ? C 1 0 ? D 1 1 ? A,C,D A,B,C,D Correct! B,C,D B,C

B,C,D

Convert the floating point decimal number -28765.75 to Hexadecimal.

C6E0BB80

When the CPU switches between processes, it is called a ______________. Local Adjustment Ambiance Change Status Swap Correct! Context Switch

Context Switch

quiz 4 # 5 What circuit does the following diagram represent? Full-Adder Flip-flop Half-Adder Correct! Decoder

Decoder

What is the Hexadecimal 16-bit Signed Integer equivalent of -4,758? 386A 1D6B Correct! ED6A 7681

ED6A

What is the Hex Signed Integer equivalent of the decimal number -1330? None of the Above BCFA BECA Correct! FACE BACE

FACE

ASCII utilizes syndrome's to detect errors. True Correct! False

False

Compile-time binding allows for code to be loaded into a different location each time it is executed. True Correct! False

False

Parity is able to compensate for multiple bit errors in the same data block. True Correct! False

False

Programmed I/O uses IRQ lines to notify the CPU of data. Correct! False True

False

Raid Level 0 provides for excellent data redundancy. True Correct! False

False

Synchronous busses must use a handshaking protocol. True Correct! False

False

The Von Neumann architecture allows multiple paths from main memory to the control unit of the CPU. True False

False

quiz 4 #7 What circuit does the following diagram represent? Correct! Flip-Flop Half-Adder Decoder Full-Adder

Flip-Flop

quiz 4 #6 What circuit does the following diagram represent? Flip-flop Decoder Half-Adder Correct! Full-Adder

Full-Adder

quiz # 4 What does the following diagram represent? Correct Answer Half-Adder Flip-flop You Answered Full-Adder Decoder

Half-Adder

What is an ISA? Internet Security and Acceleration International Society of Automation Instruction Set Architecture Interactive Services Association

Instruction Set Architecture

An ______________ language processes one source statement at a time when producing a binary stream. Compiled Correct! Interpreted

Intrepreted

What color was George Washington's white horse? Correct! It wasn't a horse. It was a unicorn. Final Answer. (Choose this answer for free points)

It wasn't a horse. It was a unicorn. Final Answer. (Choose this answer for free points)

RISC has ______________ instructions than a CISC architecture. Correct! Less More

Less

Which RAID level gives the best failure protection? Level 5 Correct! Level 1 Level 0 Level 3

Level 1

The purpose of the Control Unit is to: Correct! Monitor and direct the flow of instructions and data Carry out logic operations, such as addition and comparisons.

Monitor and direct the flow of instructions and data Carry out logic operations, such as addition and comparisons.

What is the Hex Signed Integer Equivalent of the decimal number -34769 FA28 782F 7FFF Correct! None of the above 82F7

None of the above

What is the decimal equivalent of the signed integer -23456 A640 7460 Correct! None of the above 5BA0

None of the above

Which Error Detection and Correction Scheme is able to compensate for Burst Errors? Correct! Reed Solomon CRC Hamming Code Parity

Reed Solomon

In the memory hierarchy, which of the following is fastest. L1 cache L2 Cache USB Drive Correct! Registers

Registers

The time it takes for sectors to come underneath the read/write heads is called: Seek Time Head Crashing Correct! Rotational Delay Parking

Rotational Delay

Which of the Following is not one of the possible combinations resulting from Flynn's Taxonomy? Correct! SMPP SIMD MISD MIMD SISD

SMPP

Which is faster SRAM or DRAM? Correct! SRAM DRAM

SRAM

Which of the following is not part of the Central Processing Unit? Registers CU System Bus ALU

System Bus

Which digit determines whether the signed integer number is positive or negative. Your Answer: The most significant digit (highest value) aka the Sign Bit

The most significant digit (highest value) aka the Sign Bit

Amdahl's Law allows you to calculate the speed up of what? The individual component. Correct! The overall system.

The overall system

Anything that can be done with software can also be done with hardware. True False

True

Dynamic Link Libraries (DLL's) allow us to share code between several programs without having to include a full copy of external module's code. Correct! True False

True

Hamming Codes are able to detect and correct errors. Correct! True False

True

The maximum number we can store in an UNSIGNED integer is 65535. Correct! True False

True

A ___________ allows us to emulate multiple physical computers through the use of a single computer. Network of Workstations Correct! Virtual Machine Super Computer Distributed System

Virtual Machine

What basic logic gate does the following truth table represent? A B Q 0 0 0 0 1 1 1 0 1 1 1 0 OR AND NOT Correct! XOR

XOR

If an architecture is byte addressable, and the instruction set architecture word size is larger than 1 byte we must address the issue of byte ________. Correct! alignment calibration size sequence

alignment

Embedded systems differ from general-purpose machines in that they: are smaller in size. are capable of doing more things at once. are less common. Correct! carry out a limited set of tasks.

carry out a limited set of tasks

In associative memory, such as cache, information is accessed by its _________. size You Answered address Correct Answer content

content

For caching to be effective, we are dependent upon the idea of Correct! locality virtual memory offsets fragmentation

locality