TSKafli1

1. Which of the following is a means of encoding music.

ASCII

JPEG

GIF

MIDI

2. Which of the following is the binary representation of 4 5/8.

100,101

100,11

10,011

110,101

3. Which of the following bit-patterns represents the smallest value using the floating-point format in which the most significant bit is the sign bit, the next three bits represents the exponent field in excess notation, and the last four bits represents the mantissa. Svar: 00101000 ?

True

False

4. Which of the following Boolean operations produces the output 1 for the fewest number of input patterns

AND

OR

XOR

5. Which of the following bit patterns(represented in hexadecimal notation) represent a negative number in two's complement notation.

A6

08

7F

55

6. Which of the following provides a compressed representation of an image by limiting the number of different pixel colors to 256, thereby enabling each pixel in an image to be represented by a single.

MPEG

JPEG

GIF

ASCII

7. Which of the following systems is least efficient when encoding numeric values?

Two's complement notation

Floating-point notation

Excess notation

ASCII

8. Which of the following representations in two's complement notation represents the largest value?

11111111

00000001

00000010

11111110

Svar: 00000010 Eftir yfirferð...hitt eru mínustölur og 1, en þetta er 2.

Explanation

Svar: 00000010 Eftir yfirferð...hitt eru mínustölur og 1, en þetta er 2.

9. Assuming that each of the following bit patterns originally had even parity, which one contains an error?

000011000

100110100

100001001

110000011

10. Which of the following data storage systems provides the most efficient random access to individual data items.

CDs/DVDs

Flash drives

Magnetic disk

Main memory

11. What is the result of the following addition problem(using two's compliment notation) 00001111 +10101010

01010101

10111001

10110101

011000101

12. What is the result of the following subtraction problem(using two's compliment notation) 00001111 - 10101010

10111001

10110101

01100010

01100101

13. Tengdu saman við það sem á við

sector

cylinder

latency time

transfer rate

buffer

track

seek time

zoned-bit recording

Submit

Tskafli1

1. Which of the following is a means of encoding music.

2.

What first name or nickname would you like us to use?

2. Which of the following is the binary representation of 4 5/8.

3. Which of the following bit-patterns represents the smallest value using the floating-point format in which the most significant bit is the sign bit, the next three bits represents the exponent field in excess notation, and the last four bits represents the mantissa. Svar: 00101000 ?

4. Which of the following Boolean operations produces the output 1 for the fewest number of input patterns

5. Which of the following bit patterns(represented in hexadecimal notation) represent a negative number in two's complement notation.

6. Which of the following provides a compressed representation of an image by limiting the number of different pixel colors to 256, thereby enabling each pixel in an image to be represented by a single.

7. Which of the following systems is least efficient when encoding numeric values?

8. Which of the following representations in two's complement notation represents the largest value?

9. Assuming that each of the following bit patterns originally had even parity, which one contains an error?

10. Which of the following data storage systems provides the most efficient random access to individual data items.

11. What is the result of the following addition problem(using two's compliment notation) 00001111 +10101010

12. What is the result of the following subtraction problem(using two's compliment notation) 00001111 - 10101010

13. Tengdu saman við það sem á við