Question # 1

What is an example of a simple system?

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A Human body

Computer Network

A thermostal regulating temperature

The Internet

The binary value of the letter 'A' is 01000001 and its decimal value is.

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65

66

67

69

Which of the following is a key characteristic of the Von Neumann architecture?

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separate memory for instructions and data

Instructions and data are data in the same memory

Data is stored in a separate storage unit from instructions

No need for a central processing Unit (CPU)

The convert a decimal number to binary, we divide the numberby ......and take quotient and remainder.

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2

8

12

16

Why is effective troubleshooting important for maintaining systems?

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It helps save money on repairs

It allows for more frequent system updates

It ensures systems operate smoothly andefficiently

It prevents the needfor professional help

Base of Octal Number system is.

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2

8

10

16

Why is troubleshooting important in computing systems?

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It ensures hardware compoents are alsyws up to data

It prevents the need for data backups

It eliminates the need for software updates

It helps keep systems runnign smoothly and securely

Bit stand for .......?

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Binary integer

Binary Value

Binary Number

Binary digit

1 TB = (1,024) GB or ........................bytes.

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(1,024)⁴

(1,024)⁵ bytes

(1,024) KB ot (1,024)²

(1,024)³

What type of environment remins unchanged unless the system provides an output.

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Dynamic

Static

Deterministic

Non-deterministic

If an application is unresponsive whihc key combination is used to force-close it on Windows?

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Ctrl+Alt+Tab

Alt+F4

Ctrl+Shift+Del

Shift+ESc

software that provides a programming environment and facilitates the programmer is writing and executing computer programs is known as:

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IDE

block

designer

software

Output of the function is called its.

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Return values

Input

Output

Reader

Which operators are applied over one operand only ?

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unary

binary

ternary

all of these

If statement is used within another if statement is called:

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nested if

simple if

many if

multiple if

If array first element has the index.

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0

1

2

3

Which symbol is used to represent the OR operator ?

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Assigning values to an array for the fist times is called.

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Assign value

Array utilization

Control array

Array initialization

Statements that are ignored by the compiler and do not get executed:

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read only

comments

enclosed in braces

curly braces

________ are the values that do not change during the whole execution of program:

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variables

constants

strings

comments

How many types of control statements

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1

2

3

4

After escape character, which specifies the movement of the cursor to start of next time ?

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n

b

d

c

The keyboard format that is most commonly used is the

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Qwerty

Dvoric

Twriter

Splitter

The step that performs the actions given in the instructions is called;

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Fetch

Calculate

Decode

Execute

Which is the first phase of the SDLC?

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Design

Coding

Analysis

Preliminary investigation

Virus are transferred from one computer to another due to.

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Dust in room

Exchange of displaying screen

Exchange data and program

High temperature of room

ALU performs followings action

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Performs logic functions

Control computer Operation

Perform Arithmetic functions

Botha a and c

The maximum number of primary partitions that can be created on a disk is

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Two

Three

Four

None

The benefit of CAD may be summed up as

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Accuracy

Repeatability

Speed and flexibility of production

All

Which of the following in an Internet Protocol?

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Ethernet

Arcnet

TCP/IP

MAC

A graphics tablets is commonly activation.

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Stylus

Joystick

Trackball

Finger

A bus having 64 lines can carry data of

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16 bit

32 bit

64 bit

8 bit

Which one is a signal

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I/O

DMA

Memory

Interrupt

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