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WorksheetsChapter 1-Computer System
Total questions: 40
Worksheet time: 8mins
Four operations involved in IPC are listed as follows except
Process
Input
Outlook
Storage
Computer is an electronic device that can
produce result
accept data
store result
process data
all above
- Component of a computer is hardware and software
True
False
- Information is unprocessed text, numbers, images and video
True
False
Software is a series of instructions that tells hardware how to perform tasks.
True
False
use computer keyboard, bar code readers, scanners to put data into computer. The statement refers to ________ in IPC
storage
process
output
input
Computer calculate the addition of the number entered by user. This statement refers to ___________ in IPC
input
Process
Storage
Output
The statement Siti use her earphone to listen to the you tube channel is related to________ in IPC
input
process
output
storage
Jenny save her assignment in google drive. State the operation in IPC for the activity
output
storage
input
process
eight bits that are grouped
together as a unit. The statement refers to
bit
byte
binary
character
1 MB =
1024 bytes
1024 GB
1024 KB
8 GB
= 8 x 1024 x 1024
8,388,608 KB
0.078TB
0.078KB
convert 1200 MB to GB
1,228,800 GB
1.17 GB
0.00114 GB
Number is a set of numerals to represent numbers.
True
False
combining any digits from 0 to 9. The statement refers to
binary
decimal
hexadecimal
uses 16 symbols; 0,1,2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F.The statement refers to
binary
hexadecimal
decimal
•Convert the binary number 1110110 to decimal number.
246
11210
11810
convert binary number 110102 to hexadecimal number
B116
D016
1A16
•Convert decimal number 18 as binary number.
10001
10100
100102
ASCII can represent values which range from 0 to 256.
True
False
In your opinion, which type of coding scheme used in handphone
ASCII
EBCDIC
UNICODE
Unicode can represent the range of 0 to 65535
False
True
Similarity between ASCII and Unicode is the number of characters for each of them is 65536
True
False
Difference between ASCII and EBCDIC regarding the number of character is 256
True
False
Unicode has the capacity to represent all the world’s current languages since it uses 16 bits to represent a character.
True
False
State number of bits used in UNICODE for the phrase of Matriculation in my heart
200 bits
184 bits
400 bits
368 bits
State number of bits used in EBCDIC for the phrase Welcome to “K.M.K”
136 bits
144 bits
272 bits
288 bits
State the number of bytes in UNICODE coding scheme for the phrase of Looking Good
176
192
11
12
Identify the output of the following logic gates if m=1 and n=0 for gate NAND
0
1
If m=1 and n=1, state the output for XOR gate
1
0
State the logic gate name for the description It will produce true as output if and only if all inputs are true.
OR
NOR
NAND
AND
State the logic gate name for the description The output is false if both inputs are true.
NOR
XOR
NAND
XNOR
State the logic gate name for the description Its output is true if both inputs are false.
NOR
AND
OR
XOR
Determine the number of gate for the Boolean expression Y= (AB)+C'
1
2
3
4
Determine the number of gate for the Boolean expression Y= ((A'B')+C')'
2
3
5
6
Determine the number of input for the Boolean expression Y= (A'B')+B'
4
3
2
1
Based on the Boolean expression R = (XY + Z)’, state the output if X=0 Y= 1 and Z=0
0
1
Based on the Boolean expression, Y = (A’C + BC’)’, state the value for Y if A=1, B=0, C=0
1
0
State the number of input for NOT gate
1
2
3
State the number of gate for Boolean expression Y=(A'+B)C'
1
2
3
4
