ECAT Pre Computer Science MCQ Test For Computer Chapter 4 With Answer

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

  • Total Questions15

  • Time Allowed15

ECAT Computer Science Chapter 4 Computer Arithmetic & Number System

00:00
Question # 1

1268+ 4258= __________

Question # 2

Data items are generally classified into which type of codes

Question # 3

The number 10000 would appear just immediately after.

Question # 4

The number ABC in Hexadecimal system is equivalent to which number in decimal system.

Question # 5

Data is represented on a computer by means of a two-state on/off system called

Question # 6

Number 37510is equivalent in binary system to.

Question # 7

The main advantage of hexadecimal number is the case of conversion from hexadecimal to.

Question # 8

Four-digit binary number 1011 is represented in the decimal system by.

Question # 9

9710(decimal) in octal number system is equivalent to.

Question # 10

The number A9D in Hexadecimal system is equivalent to which number in decimal system.

Question # 11

Binary number 10101101 is equivalent in decimal form to.

Question # 12

The binary number 10011101 is equal to the hexadecimal number.

Question # 13

The digits used for hexadecimal number system are.

Question # 14

The hexadecimal number system is widely used in analyzing and programming in.

Question # 15

Octal number system uses the digit 0 to 7. The equivalent of Octal 126 in decimal system is.

Prepare Complete Set Wise ECAT Computer Science Chapter 4 Computer Arithmetic & Number System MCQs Online With Answers


Topic Test

00:00

Top Scorers Of ECAT Computer Science Chapter 4 Computer Arithmetic & Number System MCQ`s Test

  • 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 The binary number 101000101011 is equal to the hexadecimal number
A. A2D
B. C2D
C. A2B
D. B2C
2 The number 10000 would appear just immediately after.
A. FFFF (hex)
B. 1111 (binary)
C. 7777 (octal)
D. all of the above
3 9710(decimal) in octal number system is equivalent to.
A. 1368
B. 1408
C. 1398
D. 1418
4 Data items are generally classified into which type of codes
A. Numeric
B. Alphanumeric
C. Character
D. All of the above
5 The binary number 10011101 is equal to the hexadecimal number.
A. 9E
B. 9F
C. 9D
D. FF
6 The number ABC in Hexadecimal system is equivalent to which number in decimal system.
A. A x 100 + B x 10 + C x 1
B. 10 x 100 + 11 x 10 + 12
C. 10 x 16 + 11 x 16 + 12
D. 10 x 256 + 11 x 16 + 12
7 1258(octal) in decimal equivalent is equal to.
A. 8310
B. 8410
C. 8510
D. 8610
8 Binary number 10101101 is equivalent in decimal form to.
A. 170
B. 171
C. 173
D. 174
9 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
10 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

Test Questions

Is this page helpful?