Question 1

USB connectors complicated the connection of peripheral gear to computers for users.

Accepted Answer

A) True 
 B)False

Question 2

To execute an instruction,data is moved from the main memory to the CPU via the ________.

Accepted Answer

A) cache 
B) bus 
C) application 
D) operating system 
A) cache 
B) bus 
C) application 
D) operating system

Question 3

Explain the four major nonmobile client operating systems and their functions.

Accepted Answer

The four major operating systems are Win

Question 4

What is virtualisation?

Accepted Answer

Virtualisation is the process by which o

Question 5

Modifications to the source code of an open source program cannot be added to the product.

Accepted Answer

A) True 
 B)False

Question 6

The general public can access and alter a closed source code of a program.

Accepted Answer

A) True 
 B)False

Question 7

The speed and costs of central processing units are the same across multiple hardware vendors.

Accepted Answer

A) True 
 B)False

Question 8

Hardware consists of electronic components that input,process,output,and store data.

Accepted Answer

A) True 
 B)False

Question 9

A terabyte is a larger unit than a petabyte.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is true of a server?

Accepted Answer

A) It is typically accessed from another computer via a network. 
B) It is used to send requests. 
C) It cannot process emails and Web sites. 
D) It can be accessed by not more than one user at a time. 
A) It is typically accessed from another computer via a network. 
B) It is used to send requests. 
C) It cannot process emails and Web sites. 
D) It can be accessed by not more than one user at a time.

Question 11

Memory is said to be ________ if contents are lost when power is off.

Accepted Answer

A) volatile 
B) random 
C) nonvolatile 
D) swapped 
A) volatile 
B) random 
C) nonvolatile 
D) swapped

Question 12

Some computers have two or more CPUs.

Accepted Answer

A) True 
 B)False

Question 13

A server farm can process only one service request per minute.

Accepted Answer

A) True 
 B)False

Question 14

CPU speed is expressed in cycles called ________.

Accepted Answer

A) metres per second 
B) bits 
C) hertz 
D) bytes 
A) metres per second 
B) bits 
C) hertz 
D) bytes

Question 15

Computers can function in the absence of operating system software.

Accepted Answer

A) True 
 B)False

Question 16

What are the two important software constraints? Explain with suitable examples.

Accepted Answer

A particular operating system is written

Question 17

Which of the following is an example of volatile memory?

Accepted Answer

A) cache 
B) magnetic disk 
C) optical disk 
D) magnetic tape 
A) cache 
B) magnetic disk 
C) optical disk 
D) magnetic tape

Question 18

Which of the following is an open-source operating system?

Accepted Answer

A) Opera 
B) Windows 
C) Linux 
D) Mac OS 
A) Opera 
B) Windows 
C) Linux 
D) Mac OS

Question 19

The CPU loads programs into the memory as chunks.

Accepted Answer

A) True 
 B)False

Question 20

One ________ is equivalent to 1,024 kilobytes.

Accepted Answer

A) bit 
B) gigabyte 
C) terabyte 
D) megabyte 
A) bit 
B) gigabyte 
C) terabyte 
D) megabyte

Exam 4: Hardware and Software

USB connectors complicated the connection of peripheral gear to computers for users.

To execute an instruction,data is moved from the main memory to the CPU via the ________.

Explain the four major nonmobile client operating systems and their functions.

What is virtualisation?

Modifications to the source code of an open source program cannot be added to the product.

The general public can access and alter a closed source code of a program.

The speed and costs of central processing units are the same across multiple hardware vendors.

Hardware consists of electronic components that input,process,output,and store data.

A terabyte is a larger unit than a petabyte.

Which of the following is true of a server?

Memory is said to be ________ if contents are lost when power is off.

Some computers have two or more CPUs.

A server farm can process only one service request per minute.

CPU speed is expressed in cycles called ________.

Computers can function in the absence of operating system software.

What are the two important software constraints? Explain with suitable examples.

Which of the following is an example of volatile memory?

Which of the following is an open-source operating system?

The CPU loads programs into the memory as chunks.

One ________ is equivalent to 1,024 kilobytes.

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