Computer Science Quiz

A binary number is a number expressed in the base-2 numeral system or binary numeral system, a method of mathematical expression which uses only two symbols: typically "0" and "1".

• TRUE

• FALSE

ASCII code in computer means

• a number system for advanced computer problems

• a popular system for representing text in binary

• a code used for coding apps

What does encryption means

• to code for making programs

• to change information so that its meaning is hidden

• to break important information

• to track coding progress

what does decryption means

• create hidden meaning in messages

• do advanced coding in making website

• to change information so that its hidden meaning is shown

• create a unique number for protection

The brain of any computer system is

• ALU

• Memory

• CPU

• Control Unit

What difference does the 5th generation computer have from other generation computers?

• Technological advancement

• Scientific code

• Object Oriented Programming

A computer program that converts assembly language to machine language is

• Compiler

• Interpreter

• Assembler

The time required for the fetching and execution of one simple machine instruction is

• Delay time

• CPU cycle

Which access method is used for obtaining a record from a cassette tape?

• Direct

• Sequential

The section of the CPU that selects, interprets and sees to the execution of program instructions

• Register unit

• Control unit