Which of the following is a binary number? A. 1001 B. 1002 C. 1005 D. 1006 Explanation: 1001 is a valid binary number (only 0s and 1s).
The capacity of a compact disk is ____. A. 600 MB B. 650 MB C. 700 MB D. None of these Explanation: A standard compact disc (CD) holds 650–700 MB.
The Capacity of Floppy disk is ____. A. 1.22 MB B. 1.33 MB C. 1.44 MB D. None of these Explanation: Standard 3.5-inch floppy disk capacity is 1.44 MB.
If the custom number is “0000,” then 12 will be represented as? A. 12 B. 1200 C. 2010 D. 120 Explanation: The number 12 is represented directly as 12 in this context.
The accuracy of the floating-point numbers represented in 16 two-bit words of a computer is approximately ____. A. 16 Digit B. 6 Digit C. 9 Digit D. All of these Explanation: 16-bit floating point gives approximately 6 digits of accuracy.
Which of the following is a component of data integrity? A. Accuracy B. Complexity C. Ambiguity D. Redundancy Explanation: Accuracy is a key component of data integrity.
The act of retrieving existing data from memory is called? A. Read Out B. Read Out C. Read D. All of these Explanation: Reading data from memory is called “Read”.
Circular division of a disk to store and retrieve is called? A. Sector B. Track C. Segments D. None of these Explanation: A sector is the circular division of a disk for data storage.
EBCDIC stands for ____. A. Extended Binary Coded Decimal Interchange Code B. Expanded Bit Code, Decimal Interchange Code C. Extended Case Decimal Interchange Code D. Exchanged Case Decimal Interchange Code Explanation: EBCDIC is an 8-bit character encoding used in mainframes.
The purpose of ____ is to act as holding area, enabling the CPU to manipulate data before transferring it to a device? A. ROM B. Compiler C. Buffer D. Tabulator Explanation: A buffer temporarily holds data during transfer.