CMDP2060 - Programming Design and Implementation (W01 - W03)

What is a computer?

• A machine that accepts data, processes it, and produces output

• A device that only stores data

• A machine used exclusively for gaming

• A tool for managing physical documents

Answer explanation

Definition of Computer

Computer is a machine that accepts data,

process it and produces output.

Which of the following devices are considered input devices for a computer?

• Printer and Monitor

• Keyboard and Mouse

• Hard drive and RAM

• CPU and GPU

Which of the following is an example of application software?

• Operating system

• Network tools

• Compilers

• Word processors

What does CLI stand for?

• Computer Logic Interface

• Command Line Interface

• Central Line Integration

• Command Logic Interface

Which of the following is true about a Command Line Interface (CLI)?

• It relies on graphical elements for user interaction

• It uses menus and buttons to perform tasks

• It displays a prompt where users can type commands

• It is mainly used for browsing the internet

What is the decimal equivalent of the binary number 1011?

• 7

• 9

• 11

• 13

Answer explanation

The decimal value for binary number 1011 is 11.

What is the binary equivalent of the decimal number 15?

• 1100

• 1101

• 1110

• 1111

Answer explanation

Decimal number of 15 is equal to binary number of 1111

What is the binary equivalent of the octal number 7?

• 111

• 100

• 101

• 110

Answer explanation

7 is an octal digit. You can refer to the octal to binary table.

What does the following pseudocode snippet accomplish?

• Prints "Greater than 10" if x is 10

• Prints "10 or less" if x is 10

• Only checks if x is equal to 10

• Always prints "Greater than 10"

Which data type would you use to store a single character in Java?

• String

• char

• Character

• byte