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MCQ's Test For ECAT Computer Science Chapter 4 Computer Arithmetic & Number System
Try The MCQ's Test For ECAT Computer Science Chapter 4 Computer Arithmetic & Number System
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Total Questions15
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Time Allowed15
ECAT Computer Science Chapter 4 Computer Arithmetic & Number System
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Question # 1
The number ABC in Hexadecimal system is equivalent to which number in decimal system.
Question # 2
Octal number system uses the digit 0 to 7. The equivalent of Octal 126 in decimal system is.
Question # 3
The number A9D in Hexadecimal system is equivalent to which number in binary system.
Question # 4
Base 8 is often used in computing because.
Question # 5
Data items are generally classified into which type of codes
Question # 6
1268+ 4258= __________
Question # 7
A letter, number, or a special character is represented by a.
Question # 8
The digits used for hexadecimal number system are.
Question # 9
The binary number 101000101011 is equal to the hexadecimal number
Question # 10
Number 37510is equivalent in binary system to.
Question # 11
The number 10000 would appear just immediately after.
Question # 12
The number A9D in Hexadecimal system is equivalent to which number in decimal system.
Question # 13
AB16+ CD16= ________
Question # 14
9710(decimal) in octal number system is equivalent to.
Question # 15
What is the octal equivalent of the binary system :10111101.?
Top Scorers Of ECAT Computer Science Chapter 4 Computer Arithmetic & Number System MCQ`s Test
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A ali moid 19 - Jul - 2024 00 Min 46 Sec 60/60 -
Z ZAIB 22 - May - 2024 01 Min 04 Sec 60/60 -
U Usman Asif 25 - May - 2024 02 Min 15 Sec 60/60 -
A Abdullah Baloch 26 - Jul - 2024 02 Min 41 Sec 60/60 -
M Muneeb ur Rehman 20 - Jun - 2026 01 Min 03 Sec 56/60 -
M Mehran shah 11 - May - 2024 01 Min 44 Sec 55/60 -
R RONIN 06 - Jul - 2024 07 Min 39 Sec 50/60 -
H Hassan Sajid 02 - Jun - 2024 11 Min 44 Sec 45/60 -
U Unknown 02 - Jun - 2024 04 Min 41 Sec 40/60 -
A Alinza Waseem 04 - Jun - 2024 01 Min 27 Sec 35/60 -
B Bariha Asim 26 - Jun - 2024 02 Min 18 Sec 35/60 -
S Syed Nalain Abbas Taqvi 17 - May - 2024 01 Min 31 Sec 30/60 -
M Manoush Fatima 02 - Jun - 2024 02 Min 32 Sec 30/60 -
H Husain Abbas 20 - Dec - 2024 12 Min 34 Sec 30/60 -
M M.Faiq 26 - May - 2024 01 Min 59 Sec 25/60
ECAT Computer Sciences Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Four-digit binary number 1011 is represented in the decimal system by. |
A. 7
B. 9
C. 11
D. 13
|
| 2 | The binary number 101000101011 is equal to the hexadecimal number |
A. A2D
B. C2D
C. A2B
D. B2C
|
| 3 | Base 8 is often used in computing because. |
A. there are 8 bit in a byte
B. calculations become easier by using base 8
C. electronic circuits can be made econmically
D. it can represent long strings of binary 1's an 0's in a more compact form
|
| 4 | The number A9D in Hexadecimal system is equivalent to which number in binary system. |
A. 101010111101
B. 101010011101
C. 101110011101
D. 101010011111
|
| 5 | Number 37510is equivalent in binary system to. |
A. 101110101
B. 100110101
C. 101110111
D. 101110011
|
| 6 | The digits used for hexadecimal number system are. |
A. A through Z
B. 1 through 16
C. 0 through 15
D. 0 through 9 and A through F
|
| 7 | Binary number 10101101 is equivalent in decimal form to. |
A. 170
B. 171
C. 173
D. 174
|
| 8 | The hexadecimal number system is widely used in analyzing and programming in. |
A. analog computers
B. binary computers
C. decimal computers
D. micro computers
|
| 9 | The number 10000 would appear just immediately after. |
A. FFFF (hex)
B. 1111 (binary)
C. 7777 (octal)
D. all of the above
|
| 10 | AB16+ CD16= ________ |
A. 1011110102
B. 1011110002
C. 1011111102
D. 1011010002
|
Test Questions