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WorksheetsSET 2
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
How many AND gates are required to realize Y = CD + EF + G?
a)
4
b)
5
c)
3
d)
2
2.
The NOR gate output will be high if the two inputs are
a)
00
b)
01
c)
10
d)
11
3.
How many two-input AND and OR gates are required to realize Y = CD+EF+G?
a)
2, 2
b)
2, 3
c)
3, 3
d)
None of the mentioned
4.
How many two input AND gates and two input OR gates are required to realize Y = BD + CE + AB?
a)
1, 1
b)
4, 2
c)
3, 2
d)
2, 3
5.
Identify the type of logic gate shown in this schematic diagram:
a)
XOR
b)
NOR
c)
NOT
d)
AND
6.
If sending a low (0) into one of the inputs inhibits a signal passing through a gate, and the output is HIGH (1), the gate is
a)
NAND
b)
NOR
c)
AND
d)
OR
7.
Which of the following logic expressions represents the logic diagram shown?
a)
X=AB' + A'B
b)
X=(AB)' + AB
c)
X=(AB)' + A'B'
d)
X=A'B' + AB
8.
What does the small bubble on the output of the NAND gate logic symbol means?
a)
open collector output
b)
testate
c)
the output is inverted
d)
none of the above
9.
Which of the following is NOT a type of motherboard expansion slot?
a)
ISA
b)
PCI
c)
AGP
d)
ATX
10.
How much data will a high density (HD) floppy disk hold?
a)
124KB
b)
640KB
c)
1.44MB
d)
2.88MB
11.
What are the key function of a computer system?
a)
input, processing, output and storage
b)
keyboard, memory, display and disk drive
c)
word processing, spreadsheet, database
d)
bits, bytes, words and OSI
12.
Which one is a PCI bus speed?
a)
30 Mhz
b)
31 Mhz
c)
32 Mhz
d)
33 Mhz
13.
Which is the best choice of a specification of a video card?
a)
ISA
b)
PCI
c)
AGP
d)
SCSI
14.
Which of the following is not a type of RAM.
a)
SIMM
b)
DIMM
c)
ROM
d)
SIPP
15.
What type of connector is used to plug a telephone line into a modem?
a)
COM1
b)
RJ-11
c)
RJ-45
d)
RJ-10
16.
The term volatile in terms of memory means exactly?
a)
It cannot be erased
b)
Memory will not be lost
c)
People who suffered memory lost
d)
Memory is not permanent.
17.
Holds many components of the system and provide connectors for other peripherals are best described as:
a)
Network Card
b)
CPU
c)
Motherboard
d)
Graphic Card
18.
Which one of these is not the type of an input device?
a)
Files
b)
Command
c)
Program
d)
User responder
19.
Three types storage medium are:
a)
Pen drive, thumd drive, Flash drive
b)
Magnetic, Optical and Flash
c)
RAM, ROM and BIOS
d)
Hard disk, CD and DVD
20.
The picture above is a device called:
a)
Sound card
b)
Modem
c)
Graphic card
d)
Network Card
21.
Two types of software are:
a)
Utility software and Operating system
b)
System software and application software
c)
Utility program and system software
d)
Windows XP and application software
22.
Given below are the functions of a operating system except:
a)
Managing memory
b)
Administering security
c)
Providing an antivirus
d)
Updating software automatically
23.
Which one of these is NOT a software for word processing?
a)
Microsoft Office Word
b)
Openoffice.org Writer
c)
Pages
d)
iBook
24.
____________controls the way in which the computer system functions and provides a mean by which users can interact with the computer.
a)
The operating system
b)
The platform
c)
Application software
d)
The motherboard
25.
Solaris operating system is developed by a company called:
a)
Microsoft
b)
Apple
c)
Unix
d)
Sun Microsystems
26.
Which is the types of application software?
a)
Antivirus program
b)
Operating system
c)
Database software
d)
PKZip
27.
What is the type of operating system that is installed in an embedded computer.
a)
Embedded operating system
b)
Mobile operating system
c)
Windows operating system
d)
IOS
28.
Which one of these is NOT the type of operating system?
a)
Mobile
b)
Server
c)
Client
d)
Stand-alone
29.
What is one of the type of user interface of an operating system?
a)
Command-page
b)
Command-word
c)
Command-line
d)
Command and conquer
30.
There are two types of boot which is starting and shutting down of computer. Choose the correct types of booting your computer.
a)
Cold and cool boot
b)
Warm and cool boot
c)
Warm and cold boot
d)
Redwing boot and cold boot
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