Computer Science Quiz

A step-by-step solution to a problem is called [___].

• Hardware

• An operating system

• A computer language

• An algorithm

The first microprocessors produced by Intel Corporation and Texas Instruments were used primarily to control small [___].

• Microwave ovens

• Washing machines

• Calculators

• Personal computers

• Robotics

Off-line operation is the operation of devices without the control of [___].

• Memory

• CPU

• ALU

• Control unit

• None of the others

[___] is a memory type with capacitors that need to be refreshed periodically.

• SRAM

• DRAM

• ROM

• CROM

In magnetic disks, the [___] defines how fast the disk is spinning.

• Seek time

• Transfer time

• Rotational speed

• None of the others

What is the name given to the molecular-scale computer?

• Femtocomputer

• Nanocomputer

• Supercomputer

• Microcomputer

• None of the others

Which is a unit representing the number of bits of discrete?

• Baud

• Byte

• Bit

• All of the others

• None of the others

The base of the binary number system is [___].

• 2

• 8

• 10

• 16

When converting a decimal fraction to base b, we repeatedly [___] b.

• Divide by

• Multiply by

• Add to

• Subtract from

The binary equivalent of the octal number 13.54 is [___].

• 1011.1011

• 1101.1110

• 1001.1110

• All of the others

• None of the others