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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
00:00
Question # 1
The number 10000 would appear just immediately after.
Question # 2
Binary number 10101101 is equivalent in decimal form to.
Question # 3
The main advantage of hexadecimal number is the case of conversion from hexadecimal to.
Question # 4
9710(decimal) in octal number system is equivalent to.
Question # 5
A letter, number, or a special character is represented by a.
Question # 6
1268+ 4258= __________
Question # 7
Number 37510is equivalent in binary system to.
Question # 8
The binary number 10011101 is equal to the hexadecimal number.
Question # 9
The hexadecimal number system is widely used in analyzing and programming in.
Question # 10
The reason why computers have been designed to use binary numbers is.
Question # 11
AB16+ CD16= ________
Question # 12
Data items are generally classified into which type of codes
Question # 13
Alphanumeric characters are expressed in terms of binary codes. In ASCII (American standard Code for Information Interchange) each character is represented as a
Question # 14
The number A9D in Hexadecimal system is equivalent to which number in binary system.
Question # 15
Four-digit binary number 1011 is represented in the decimal system by.
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 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 -
M Maneeha Yousuf 07 - May - 2024 03 Min 05 Sec 25/60
ECAT Computer Sciences Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | Number 37510is equivalent in binary system to. |
A. 101110101
B. 100110101
C. 101110111
D. 101110011
|
| 3 | Binary number 10101101 is equivalent in decimal form to. |
A. 170
B. 171
C. 173
D. 174
|
| 4 | Data is represented on a computer by means of a two-state on/off system called |
A. the octal system
B. the binary system
C. a word
D. ROM
|
| 5 | What is the octal equivalent of the binary system :10111101.? |
A. 6758
B. 2758
C. 5728
D. 5738
|
| 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 | Alphanumeric characters are expressed in terms of binary codes. In ASCII (American standard Code for Information Interchange) each character is represented as a |
A. 8 bit code
B. 4 bit code
C. 5 bit code
D. 7 bit code
|
| 8 | The main advantage of hexadecimal number is the case of conversion from hexadecimal to. |
A. ASCII code
B. binary
C. octal
D. decimal
|
| 9 | The hexadecimal number system is widely used in analyzing and programming in. |
A. analog computers
B. binary computers
C. decimal computers
D. micro computers
|
| 10 | 9710(decimal) in octal number system is equivalent to. |
A. 1368
B. 1408
C. 1398
D. 1418
|
Test Questions
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